From 5566826128eea9e0b0323c0fa593fdc786e4004e Mon Sep 17 00:00:00 2001
From: "hudingchang.vendor" <hudingchang.vendor@sensetime.com>
Date: Tue, 17 Aug 2021 16:06:41 +0800
Subject: [PATCH 1/4] Add header for files

---
 .dev_scripts/gather_models.py                                    | 1 +
 data/s3dis/collect_indoor3d_data.py                              | 1 +
 data/s3dis/indoor3d_util.py                                      | 1 +
 data/scannet/extract_posed_images.py                             | 1 +
 demo/mono_det_demo.py                                            | 1 +
 demo/multi_modality_demo.py                                      | 1 +
 demo/pc_seg_demo.py                                              | 1 +
 demo/pcd_demo.py                                                 | 1 +
 docs/conf.py                                                     | 1 +
 docs/stat.py                                                     | 1 +
 docs_zh-CN/conf.py                                               | 1 +
 docs_zh-CN/stat.py                                               | 1 +
 mmdet3d/__init__.py                                              | 1 +
 mmdet3d/apis/__init__.py                                         | 1 +
 mmdet3d/apis/inference.py                                        | 1 +
 mmdet3d/apis/test.py                                             | 1 +
 mmdet3d/apis/train.py                                            | 1 +
 mmdet3d/core/__init__.py                                         | 1 +
 mmdet3d/core/anchor/__init__.py                                  | 1 +
 mmdet3d/core/anchor/anchor_3d_generator.py                       | 1 +
 mmdet3d/core/bbox/__init__.py                                    | 1 +
 mmdet3d/core/bbox/assigners/__init__.py                          | 1 +
 mmdet3d/core/bbox/box_np_ops.py                                  | 1 +
 mmdet3d/core/bbox/coders/__init__.py                             | 1 +
 mmdet3d/core/bbox/coders/anchor_free_bbox_coder.py               | 1 +
 mmdet3d/core/bbox/coders/centerpoint_bbox_coders.py              | 1 +
 mmdet3d/core/bbox/coders/delta_xyzwhlr_bbox_coder.py             | 1 +
 mmdet3d/core/bbox/coders/groupfree3d_bbox_coder.py               | 1 +
 mmdet3d/core/bbox/coders/partial_bin_based_bbox_coder.py         | 1 +
 mmdet3d/core/bbox/iou_calculators/__init__.py                    | 1 +
 mmdet3d/core/bbox/iou_calculators/iou3d_calculator.py            | 1 +
 mmdet3d/core/bbox/samplers/__init__.py                           | 1 +
 mmdet3d/core/bbox/samplers/iou_neg_piecewise_sampler.py          | 1 +
 mmdet3d/core/bbox/structures/__init__.py                         | 1 +
 mmdet3d/core/bbox/structures/base_box3d.py                       | 1 +
 mmdet3d/core/bbox/structures/box_3d_mode.py                      | 1 +
 mmdet3d/core/bbox/structures/cam_box3d.py                        | 1 +
 mmdet3d/core/bbox/structures/coord_3d_mode.py                    | 1 +
 mmdet3d/core/bbox/structures/depth_box3d.py                      | 1 +
 mmdet3d/core/bbox/structures/lidar_box3d.py                      | 1 +
 mmdet3d/core/bbox/structures/utils.py                            | 1 +
 mmdet3d/core/bbox/transforms.py                                  | 1 +
 mmdet3d/core/evaluation/__init__.py                              | 1 +
 mmdet3d/core/evaluation/indoor_eval.py                           | 1 +
 mmdet3d/core/evaluation/kitti_utils/__init__.py                  | 1 +
 mmdet3d/core/evaluation/kitti_utils/eval.py                      | 1 +
 mmdet3d/core/evaluation/kitti_utils/rotate_iou.py                | 1 +
 mmdet3d/core/evaluation/lyft_eval.py                             | 1 +
 mmdet3d/core/evaluation/seg_eval.py                              | 1 +
 mmdet3d/core/evaluation/waymo_utils/prediction_kitti_to_waymo.py | 1 +
 mmdet3d/core/points/__init__.py                                  | 1 +
 mmdet3d/core/points/base_points.py                               | 1 +
 mmdet3d/core/points/cam_points.py                                | 1 +
 mmdet3d/core/points/depth_points.py                              | 1 +
 mmdet3d/core/points/lidar_points.py                              | 1 +
 mmdet3d/core/post_processing/__init__.py                         | 1 +
 mmdet3d/core/post_processing/box3d_nms.py                        | 1 +
 mmdet3d/core/post_processing/merge_augs.py                       | 1 +
 mmdet3d/core/utils/__init__.py                                   | 1 +
 mmdet3d/core/utils/gaussian.py                                   | 1 +
 mmdet3d/core/visualizer/__init__.py                              | 1 +
 mmdet3d/core/visualizer/image_vis.py                             | 1 +
 mmdet3d/core/visualizer/open3d_vis.py                            | 1 +
 mmdet3d/core/visualizer/show_result.py                           | 1 +
 mmdet3d/core/voxel/__init__.py                                   | 1 +
 mmdet3d/core/voxel/builder.py                                    | 1 +
 mmdet3d/core/voxel/voxel_generator.py                            | 1 +
 mmdet3d/datasets/__init__.py                                     | 1 +
 mmdet3d/datasets/builder.py                                      | 1 +
 mmdet3d/datasets/custom_3d.py                                    | 1 +
 mmdet3d/datasets/custom_3d_seg.py                                | 1 +
 mmdet3d/datasets/dataset_wrappers.py                             | 1 +
 mmdet3d/datasets/kitti2d_dataset.py                              | 1 +
 mmdet3d/datasets/kitti_dataset.py                                | 1 +
 mmdet3d/datasets/kitti_mono_dataset.py                           | 1 +
 mmdet3d/datasets/lyft_dataset.py                                 | 1 +
 mmdet3d/datasets/nuscenes_dataset.py                             | 1 +
 mmdet3d/datasets/nuscenes_mono_dataset.py                        | 1 +
 mmdet3d/datasets/pipelines/__init__.py                           | 1 +
 mmdet3d/datasets/pipelines/data_augment_utils.py                 | 1 +
 mmdet3d/datasets/pipelines/dbsampler.py                          | 1 +
 mmdet3d/datasets/pipelines/formating.py                          | 1 +
 mmdet3d/datasets/pipelines/loading.py                            | 1 +
 mmdet3d/datasets/pipelines/test_time_aug.py                      | 1 +
 mmdet3d/datasets/pipelines/transforms_3d.py                      | 1 +
 mmdet3d/datasets/s3dis_dataset.py                                | 1 +
 mmdet3d/datasets/scannet_dataset.py                              | 1 +
 mmdet3d/datasets/semantickitti_dataset.py                        | 1 +
 mmdet3d/datasets/sunrgbd_dataset.py                              | 1 +
 mmdet3d/datasets/utils.py                                        | 1 +
 mmdet3d/datasets/waymo_dataset.py                                | 1 +
 mmdet3d/models/__init__.py                                       | 1 +
 mmdet3d/models/backbones/__init__.py                             | 1 +
 mmdet3d/models/backbones/base_pointnet.py                        | 1 +
 mmdet3d/models/backbones/multi_backbone.py                       | 1 +
 mmdet3d/models/backbones/nostem_regnet.py                        | 1 +
 mmdet3d/models/backbones/pointnet2_sa_msg.py                     | 1 +
 mmdet3d/models/backbones/pointnet2_sa_ssg.py                     | 1 +
 mmdet3d/models/backbones/second.py                               | 1 +
 mmdet3d/models/builder.py                                        | 1 +
 mmdet3d/models/decode_heads/__init__.py                          | 1 +
 mmdet3d/models/decode_heads/decode_head.py                       | 1 +
 mmdet3d/models/decode_heads/paconv_head.py                       | 1 +
 mmdet3d/models/decode_heads/pointnet2_head.py                    | 1 +
 mmdet3d/models/dense_heads/__init__.py                           | 1 +
 mmdet3d/models/dense_heads/anchor3d_head.py                      | 1 +
 mmdet3d/models/dense_heads/anchor_free_mono3d_head.py            | 1 +
 mmdet3d/models/dense_heads/base_conv_bbox_head.py                | 1 +
 mmdet3d/models/dense_heads/base_mono3d_dense_head.py             | 1 +
 mmdet3d/models/dense_heads/centerpoint_head.py                   | 1 +
 mmdet3d/models/dense_heads/fcos_mono3d_head.py                   | 1 +
 mmdet3d/models/dense_heads/free_anchor3d_head.py                 | 1 +
 mmdet3d/models/dense_heads/groupfree3d_head.py                   | 1 +
 mmdet3d/models/dense_heads/parta2_rpn_head.py                    | 1 +
 mmdet3d/models/dense_heads/shape_aware_head.py                   | 1 +
 mmdet3d/models/dense_heads/ssd_3d_head.py                        | 1 +
 mmdet3d/models/dense_heads/train_mixins.py                       | 1 +
 mmdet3d/models/dense_heads/vote_head.py                          | 1 +
 mmdet3d/models/detectors/__init__.py                             | 1 +
 mmdet3d/models/detectors/base.py                                 | 1 +
 mmdet3d/models/detectors/centerpoint.py                          | 1 +
 mmdet3d/models/detectors/dynamic_voxelnet.py                     | 1 +
 mmdet3d/models/detectors/fcos_mono3d.py                          | 1 +
 mmdet3d/models/detectors/groupfree3dnet.py                       | 1 +
 mmdet3d/models/detectors/h3dnet.py                               | 1 +
 mmdet3d/models/detectors/imvotenet.py                            | 1 +
 mmdet3d/models/detectors/imvoxelnet.py                           | 1 +
 mmdet3d/models/detectors/mvx_faster_rcnn.py                      | 1 +
 mmdet3d/models/detectors/mvx_two_stage.py                        | 1 +
 mmdet3d/models/detectors/parta2.py                               | 1 +
 mmdet3d/models/detectors/single_stage.py                         | 1 +
 mmdet3d/models/detectors/single_stage_mono3d.py                  | 1 +
 mmdet3d/models/detectors/ssd3dnet.py                             | 1 +
 mmdet3d/models/detectors/two_stage.py                            | 1 +
 mmdet3d/models/detectors/votenet.py                              | 1 +
 mmdet3d/models/detectors/voxelnet.py                             | 1 +
 mmdet3d/models/fusion_layers/__init__.py                         | 1 +
 mmdet3d/models/fusion_layers/coord_transform.py                  | 1 +
 mmdet3d/models/fusion_layers/point_fusion.py                     | 1 +
 mmdet3d/models/fusion_layers/vote_fusion.py                      | 1 +
 mmdet3d/models/losses/__init__.py                                | 1 +
 mmdet3d/models/losses/axis_aligned_iou_loss.py                   | 1 +
 mmdet3d/models/losses/chamfer_distance.py                        | 1 +
 mmdet3d/models/losses/paconv_regularization_loss.py              | 1 +
 mmdet3d/models/middle_encoders/__init__.py                       | 1 +
 mmdet3d/models/middle_encoders/pillar_scatter.py                 | 1 +
 mmdet3d/models/middle_encoders/sparse_encoder.py                 | 1 +
 mmdet3d/models/middle_encoders/sparse_unet.py                    | 1 +
 mmdet3d/models/model_utils/__init__.py                           | 1 +
 mmdet3d/models/model_utils/transformer.py                        | 1 +
 mmdet3d/models/model_utils/vote_module.py                        | 1 +
 mmdet3d/models/necks/__init__.py                                 | 1 +
 mmdet3d/models/necks/imvoxel_neck.py                             | 1 +
 mmdet3d/models/necks/second_fpn.py                               | 1 +
 mmdet3d/models/roi_heads/__init__.py                             | 1 +
 mmdet3d/models/roi_heads/base_3droi_head.py                      | 1 +
 mmdet3d/models/roi_heads/bbox_heads/__init__.py                  | 1 +
 mmdet3d/models/roi_heads/bbox_heads/h3d_bbox_head.py             | 1 +
 mmdet3d/models/roi_heads/bbox_heads/parta2_bbox_head.py          | 1 +
 mmdet3d/models/roi_heads/h3d_roi_head.py                         | 1 +
 mmdet3d/models/roi_heads/mask_heads/__init__.py                  | 1 +
 mmdet3d/models/roi_heads/mask_heads/pointwise_semantic_head.py   | 1 +
 mmdet3d/models/roi_heads/mask_heads/primitive_head.py            | 1 +
 mmdet3d/models/roi_heads/part_aggregation_roi_head.py            | 1 +
 mmdet3d/models/roi_heads/roi_extractors/__init__.py              | 1 +
 .../models/roi_heads/roi_extractors/single_roiaware_extractor.py | 1 +
 mmdet3d/models/segmentors/__init__.py                            | 1 +
 mmdet3d/models/segmentors/base.py                                | 1 +
 mmdet3d/models/segmentors/encoder_decoder.py                     | 1 +
 mmdet3d/models/utils/__init__.py                                 | 1 +
 mmdet3d/models/utils/clip_sigmoid.py                             | 1 +
 mmdet3d/models/utils/mlp.py                                      | 1 +
 mmdet3d/models/voxel_encoders/__init__.py                        | 1 +
 mmdet3d/models/voxel_encoders/pillar_encoder.py                  | 1 +
 mmdet3d/models/voxel_encoders/utils.py                           | 1 +
 mmdet3d/models/voxel_encoders/voxel_encoder.py                   | 1 +
 mmdet3d/ops/__init__.py                                          | 1 +
 mmdet3d/ops/ball_query/__init__.py                               | 1 +
 mmdet3d/ops/ball_query/ball_query.py                             | 1 +
 mmdet3d/ops/furthest_point_sample/__init__.py                    | 1 +
 mmdet3d/ops/furthest_point_sample/furthest_point_sample.py       | 1 +
 mmdet3d/ops/furthest_point_sample/points_sampler.py              | 1 +
 mmdet3d/ops/furthest_point_sample/utils.py                       | 1 +
 mmdet3d/ops/gather_points/__init__.py                            | 1 +
 mmdet3d/ops/gather_points/gather_points.py                       | 1 +
 mmdet3d/ops/group_points/__init__.py                             | 1 +
 mmdet3d/ops/group_points/group_points.py                         | 1 +
 mmdet3d/ops/interpolate/__init__.py                              | 1 +
 mmdet3d/ops/interpolate/three_interpolate.py                     | 1 +
 mmdet3d/ops/interpolate/three_nn.py                              | 1 +
 mmdet3d/ops/iou3d/__init__.py                                    | 1 +
 mmdet3d/ops/iou3d/iou3d_utils.py                                 | 1 +
 mmdet3d/ops/knn/__init__.py                                      | 1 +
 mmdet3d/ops/knn/knn.py                                           | 1 +
 mmdet3d/ops/norm.py                                              | 1 +
 mmdet3d/ops/paconv/__init__.py                                   | 1 +
 mmdet3d/ops/paconv/assign_score.py                               | 1 +
 mmdet3d/ops/paconv/paconv.py                                     | 1 +
 mmdet3d/ops/paconv/utils.py                                      | 1 +
 mmdet3d/ops/pointnet_modules/__init__.py                         | 1 +
 mmdet3d/ops/pointnet_modules/builder.py                          | 1 +
 mmdet3d/ops/pointnet_modules/paconv_sa_module.py                 | 1 +
 mmdet3d/ops/pointnet_modules/point_fp_module.py                  | 1 +
 mmdet3d/ops/pointnet_modules/point_sa_module.py                  | 1 +
 mmdet3d/ops/roiaware_pool3d/__init__.py                          | 1 +
 mmdet3d/ops/roiaware_pool3d/points_in_boxes.py                   | 1 +
 mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py                   | 1 +
 mmdet3d/ops/sparse_block.py                                      | 1 +
 mmdet3d/ops/spconv/structure.py                                  | 1 +
 mmdet3d/ops/voxel/__init__.py                                    | 1 +
 mmdet3d/ops/voxel/scatter_points.py                              | 1 +
 mmdet3d/utils/__init__.py                                        | 1 +
 mmdet3d/utils/collect_env.py                                     | 1 +
 mmdet3d/utils/logger.py                                          | 1 +
 tests/test_data/test_datasets/test_dataset_wrappers.py           | 1 +
 tests/test_data/test_datasets/test_kitti_dataset.py              | 1 +
 tests/test_data/test_datasets/test_kitti_mono_dataset.py         | 1 +
 tests/test_data/test_datasets/test_lyft_dataset.py               | 1 +
 tests/test_data/test_datasets/test_nuscene_dataset.py            | 1 +
 tests/test_data/test_datasets/test_nuscenes_mono_dataset.py      | 1 +
 tests/test_data/test_datasets/test_s3dis_dataset.py              | 1 +
 tests/test_data/test_datasets/test_scannet_dataset.py            | 1 +
 tests/test_data/test_datasets/test_semantickitti_dataset.py      | 1 +
 tests/test_data/test_datasets/test_sunrgbd_dataset.py            | 1 +
 tests/test_data/test_datasets/test_waymo_dataset.py              | 1 +
 .../test_pipelines/test_augmentations/test_data_augment_utils.py | 1 +
 .../test_pipelines/test_augmentations/test_test_augment_utils.py | 1 +
 .../test_pipelines/test_augmentations/test_transforms_3d.py      | 1 +
 tests/test_data/test_pipelines/test_indoor_pipeline.py           | 1 +
 tests/test_data/test_pipelines/test_indoor_sample.py             | 1 +
 .../test_loadings/test_load_images_from_multi_views.py           | 1 +
 .../test_loadings/test_load_points_from_multi_sweeps.py          | 1 +
 tests/test_data/test_pipelines/test_loadings/test_loading.py     | 1 +
 tests/test_data/test_pipelines/test_outdoor_pipeline.py          | 1 +
 tests/test_metrics/test_indoor_eval.py                           | 1 +
 tests/test_metrics/test_kitti_eval.py                            | 1 +
 tests/test_metrics/test_losses.py                                | 1 +
 tests/test_metrics/test_seg_eval.py                              | 1 +
 tests/test_models/test_backbones.py                              | 1 +
 tests/test_models/test_common_modules/test_middle_encoders.py    | 1 +
 tests/test_models/test_common_modules/test_paconv_modules.py     | 1 +
 tests/test_models/test_common_modules/test_paconv_ops.py         | 1 +
 tests/test_models/test_common_modules/test_pointnet_modules.py   | 1 +
 tests/test_models/test_common_modules/test_pointnet_ops.py       | 1 +
 tests/test_models/test_common_modules/test_roiaware_pool3d.py    | 1 +
 tests/test_models/test_common_modules/test_sparse_unet.py        | 1 +
 tests/test_models/test_common_modules/test_vote_module.py        | 1 +
 tests/test_models/test_detectors.py                              | 1 +
 tests/test_models/test_forward.py                                | 1 +
 tests/test_models/test_fusion/test_fusion_coord_trans.py         | 1 +
 tests/test_models/test_fusion/test_point_fusion.py               | 1 +
 tests/test_models/test_fusion/test_vote_fusion.py                | 1 +
 tests/test_models/test_heads/test_heads.py                       | 1 +
 tests/test_models/test_heads/test_paconv_decode_head.py          | 1 +
 tests/test_models/test_heads/test_parta2_bbox_head.py            | 1 +
 tests/test_models/test_heads/test_pointnet2_decode_head.py       | 1 +
 tests/test_models/test_heads/test_roi_extractors.py              | 1 +
 tests/test_models/test_heads/test_semantic_heads.py              | 1 +
 tests/test_models/test_necks/test_fpn.py                         | 1 +
 tests/test_models/test_necks/test_necks.py                       | 1 +
 tests/test_models/test_segmentors.py                             | 1 +
 tests/test_models/test_voxel_encoder/test_dynamic_scatter.py     | 1 +
 tests/test_models/test_voxel_encoder/test_voxel_encoders.py      | 1 +
 tests/test_models/test_voxel_encoder/test_voxel_generator.py     | 1 +
 tests/test_models/test_voxel_encoder/test_voxelize.py            | 1 +
 tests/test_runtime/test_apis.py                                  | 1 +
 tests/test_runtime/test_config.py                                | 1 +
 tests/test_utils/test_anchors.py                                 | 1 +
 tests/test_utils/test_assigners.py                               | 1 +
 tests/test_utils/test_bbox_coders.py                             | 1 +
 tests/test_utils/test_box3d.py                                   | 1 +
 tests/test_utils/test_box_np_ops.py                              | 1 +
 tests/test_utils/test_coord_3d_mode.py                           | 1 +
 tests/test_utils/test_merge_augs.py                              | 1 +
 tests/test_utils/test_nms.py                                     | 1 +
 tests/test_utils/test_points.py                                  | 1 +
 tests/test_utils/test_samplers.py                                | 1 +
 tests/test_utils/test_utils.py                                   | 1 +
 tools/analysis_tools/analyze_logs.py                             | 1 +
 tools/analysis_tools/benchmark.py                                | 1 +
 tools/analysis_tools/get_flops.py                                | 1 +
 tools/create_data.py                                             | 1 +
 tools/data_converter/__init__.py                                 | 1 +
 tools/data_converter/create_gt_database.py                       | 1 +
 tools/data_converter/indoor_converter.py                         | 1 +
 tools/data_converter/kitti_converter.py                          | 1 +
 tools/data_converter/kitti_data_utils.py                         | 1 +
 tools/data_converter/lyft_converter.py                           | 1 +
 tools/data_converter/lyft_data_fixer.py                          | 1 +
 tools/data_converter/nuimage_converter.py                        | 1 +
 tools/data_converter/nuscenes_converter.py                       | 1 +
 tools/data_converter/s3dis_data_utils.py                         | 1 +
 tools/data_converter/scannet_data_utils.py                       | 1 +
 tools/data_converter/sunrgbd_data_utils.py                       | 1 +
 tools/data_converter/waymo_converter.py                          | 1 +
 tools/misc/browse_dataset.py                                     | 1 +
 tools/misc/fuse_conv_bn.py                                       | 1 +
 tools/misc/print_config.py                                       | 1 +
 tools/misc/visualize_results.py                                  | 1 +
 tools/model_converters/convert_votenet_checkpoints.py            | 1 +
 tools/model_converters/publish_model.py                          | 1 +
 tools/model_converters/regnet2mmdet.py                           | 1 +
 tools/test.py                                                    | 1 +
 tools/train.py                                                   | 1 +
 304 files changed, 304 insertions(+)

diff --git a/.dev_scripts/gather_models.py b/.dev_scripts/gather_models.py
index bcaa28e559..58919fd444 100644
--- a/.dev_scripts/gather_models.py
+++ b/.dev_scripts/gather_models.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """Script to gather benchmarked models and prepare them for upload.
 
 Usage:
diff --git a/data/s3dis/collect_indoor3d_data.py b/data/s3dis/collect_indoor3d_data.py
index 3dc4a05fd5..0d35fdb1bf 100644
--- a/data/s3dis/collect_indoor3d_data.py
+++ b/data/s3dis/collect_indoor3d_data.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import mmcv
 from indoor3d_util import export
diff --git a/data/s3dis/indoor3d_util.py b/data/s3dis/indoor3d_util.py
index a500a1d4e0..e97b166c7d 100644
--- a/data/s3dis/indoor3d_util.py
+++ b/data/s3dis/indoor3d_util.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import glob
 import numpy as np
 from os import path as osp
diff --git a/data/scannet/extract_posed_images.py b/data/scannet/extract_posed_images.py
index 7018f32d11..c1c3841344 100644
--- a/data/scannet/extract_posed_images.py
+++ b/data/scannet/extract_posed_images.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 # Modified from https://github.com/ScanNet/ScanNet/blob/master/SensReader/python/SensorData.py # noqa
 import imageio
 import mmcv
diff --git a/demo/mono_det_demo.py b/demo/mono_det_demo.py
index 68ba832e20..3b043a310b 100644
--- a/demo/mono_det_demo.py
+++ b/demo/mono_det_demo.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from argparse import ArgumentParser
 
 from mmdet3d.apis import (inference_mono_3d_detector, init_model,
diff --git a/demo/multi_modality_demo.py b/demo/multi_modality_demo.py
index d6918fa4a9..67c509b927 100644
--- a/demo/multi_modality_demo.py
+++ b/demo/multi_modality_demo.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from argparse import ArgumentParser
 
 from mmdet3d.apis import (inference_multi_modality_detector, init_model,
diff --git a/demo/pc_seg_demo.py b/demo/pc_seg_demo.py
index 858b914ade..b8ee0c429f 100644
--- a/demo/pc_seg_demo.py
+++ b/demo/pc_seg_demo.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from argparse import ArgumentParser
 
 from mmdet3d.apis import inference_segmentor, init_model, show_result_meshlab
diff --git a/demo/pcd_demo.py b/demo/pcd_demo.py
index 5fbe31aa7c..253ba35c8c 100644
--- a/demo/pcd_demo.py
+++ b/demo/pcd_demo.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from argparse import ArgumentParser
 
 from mmdet3d.apis import inference_detector, init_model, show_result_meshlab
diff --git a/docs/conf.py b/docs/conf.py
index 77d1f9548a..70e90a2c1e 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full
diff --git a/docs/stat.py b/docs/stat.py
index 68a945b3d8..a58cb8e0dd 100755
--- a/docs/stat.py
+++ b/docs/stat.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 #!/usr/bin/env python
 import functools as func
 import glob
diff --git a/docs_zh-CN/conf.py b/docs_zh-CN/conf.py
index 77d1f9548a..70e90a2c1e 100644
--- a/docs_zh-CN/conf.py
+++ b/docs_zh-CN/conf.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full
diff --git a/docs_zh-CN/stat.py b/docs_zh-CN/stat.py
index 68a945b3d8..a58cb8e0dd 100755
--- a/docs_zh-CN/stat.py
+++ b/docs_zh-CN/stat.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 #!/usr/bin/env python
 import functools as func
 import glob
diff --git a/mmdet3d/__init__.py b/mmdet3d/__init__.py
index 839cded3ba..ee89aa550d 100644
--- a/mmdet3d/__init__.py
+++ b/mmdet3d/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 
 import mmdet
diff --git a/mmdet3d/apis/__init__.py b/mmdet3d/apis/__init__.py
index 4c2292c1db..1063648ab1 100644
--- a/mmdet3d/apis/__init__.py
+++ b/mmdet3d/apis/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .inference import (convert_SyncBN, inference_detector,
                         inference_mono_3d_detector,
                         inference_multi_modality_detector, inference_segmentor,
diff --git a/mmdet3d/apis/inference.py b/mmdet3d/apis/inference.py
index ea109208b5..3af7153daf 100644
--- a/mmdet3d/apis/inference.py
+++ b/mmdet3d/apis/inference.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import re
diff --git a/mmdet3d/apis/test.py b/mmdet3d/apis/test.py
index f60c56a119..0c6d7b3325 100644
--- a/mmdet3d/apis/test.py
+++ b/mmdet3d/apis/test.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 from mmcv.image import tensor2imgs
diff --git a/mmdet3d/apis/train.py b/mmdet3d/apis/train.py
index ca9f74fdff..93659468e4 100644
--- a/mmdet3d/apis/train.py
+++ b/mmdet3d/apis/train.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.apis import train_detector
 from mmseg.apis import train_segmentor
 
diff --git a/mmdet3d/core/__init__.py b/mmdet3d/core/__init__.py
index 9d77b76987..ffb0c1acbf 100644
--- a/mmdet3d/core/__init__.py
+++ b/mmdet3d/core/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .anchor import *  # noqa: F401, F403
 from .bbox import *  # noqa: F401, F403
 from .evaluation import *  # noqa: F401, F403
diff --git a/mmdet3d/core/anchor/__init__.py b/mmdet3d/core/anchor/__init__.py
index 346c1360ea..0393a02a3f 100644
--- a/mmdet3d/core/anchor/__init__.py
+++ b/mmdet3d/core/anchor/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.core.anchor import build_anchor_generator
 from .anchor_3d_generator import (AlignedAnchor3DRangeGenerator,
                                   AlignedAnchor3DRangeGeneratorPerCls,
diff --git a/mmdet3d/core/anchor/anchor_3d_generator.py b/mmdet3d/core/anchor/anchor_3d_generator.py
index f9343ef996..ab085f9982 100644
--- a/mmdet3d/core/anchor/anchor_3d_generator.py
+++ b/mmdet3d/core/anchor/anchor_3d_generator.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 
diff --git a/mmdet3d/core/bbox/__init__.py b/mmdet3d/core/bbox/__init__.py
index afca4dd4bd..dd06b31c2f 100644
--- a/mmdet3d/core/bbox/__init__.py
+++ b/mmdet3d/core/bbox/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .assigners import AssignResult, BaseAssigner, MaxIoUAssigner
 from .coders import DeltaXYZWLHRBBoxCoder
 # from .bbox_target import bbox_target
diff --git a/mmdet3d/core/bbox/assigners/__init__.py b/mmdet3d/core/bbox/assigners/__init__.py
index 44f51fc0f3..d14936871a 100644
--- a/mmdet3d/core/bbox/assigners/__init__.py
+++ b/mmdet3d/core/bbox/assigners/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.core.bbox import AssignResult, BaseAssigner, MaxIoUAssigner
 
 __all__ = ['BaseAssigner', 'MaxIoUAssigner', 'AssignResult']
diff --git a/mmdet3d/core/bbox/box_np_ops.py b/mmdet3d/core/bbox/box_np_ops.py
index 256c436a4e..6740e4ee4d 100644
--- a/mmdet3d/core/bbox/box_np_ops.py
+++ b/mmdet3d/core/bbox/box_np_ops.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 # TODO: clean the functions in this file and move the APIs into box structures
 # in the future
 
diff --git a/mmdet3d/core/bbox/coders/__init__.py b/mmdet3d/core/bbox/coders/__init__.py
index d2c2dae1a4..0a6a6c7591 100644
--- a/mmdet3d/core/bbox/coders/__init__.py
+++ b/mmdet3d/core/bbox/coders/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.core.bbox import build_bbox_coder
 from .anchor_free_bbox_coder import AnchorFreeBBoxCoder
 from .centerpoint_bbox_coders import CenterPointBBoxCoder
diff --git a/mmdet3d/core/bbox/coders/anchor_free_bbox_coder.py b/mmdet3d/core/bbox/coders/anchor_free_bbox_coder.py
index 8bf8160434..812cae8573 100644
--- a/mmdet3d/core/bbox/coders/anchor_free_bbox_coder.py
+++ b/mmdet3d/core/bbox/coders/anchor_free_bbox_coder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/bbox/coders/centerpoint_bbox_coders.py b/mmdet3d/core/bbox/coders/centerpoint_bbox_coders.py
index 8180ff8faf..2af76ca65a 100644
--- a/mmdet3d/core/bbox/coders/centerpoint_bbox_coders.py
+++ b/mmdet3d/core/bbox/coders/centerpoint_bbox_coders.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet.core.bbox import BaseBBoxCoder
diff --git a/mmdet3d/core/bbox/coders/delta_xyzwhlr_bbox_coder.py b/mmdet3d/core/bbox/coders/delta_xyzwhlr_bbox_coder.py
index 251b957ddf..1fe491a3ab 100644
--- a/mmdet3d/core/bbox/coders/delta_xyzwhlr_bbox_coder.py
+++ b/mmdet3d/core/bbox/coders/delta_xyzwhlr_bbox_coder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet.core.bbox import BaseBBoxCoder
diff --git a/mmdet3d/core/bbox/coders/groupfree3d_bbox_coder.py b/mmdet3d/core/bbox/coders/groupfree3d_bbox_coder.py
index 0732af0754..e20de72fb1 100644
--- a/mmdet3d/core/bbox/coders/groupfree3d_bbox_coder.py
+++ b/mmdet3d/core/bbox/coders/groupfree3d_bbox_coder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/bbox/coders/partial_bin_based_bbox_coder.py b/mmdet3d/core/bbox/coders/partial_bin_based_bbox_coder.py
index b20afae101..9c22f2f778 100644
--- a/mmdet3d/core/bbox/coders/partial_bin_based_bbox_coder.py
+++ b/mmdet3d/core/bbox/coders/partial_bin_based_bbox_coder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/bbox/iou_calculators/__init__.py b/mmdet3d/core/bbox/iou_calculators/__init__.py
index 9e07c43a54..d2faf69cd9 100644
--- a/mmdet3d/core/bbox/iou_calculators/__init__.py
+++ b/mmdet3d/core/bbox/iou_calculators/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .iou3d_calculator import (AxisAlignedBboxOverlaps3D, BboxOverlaps3D,
                                BboxOverlapsNearest3D,
                                axis_aligned_bbox_overlaps_3d, bbox_overlaps_3d,
diff --git a/mmdet3d/core/bbox/iou_calculators/iou3d_calculator.py b/mmdet3d/core/bbox/iou_calculators/iou3d_calculator.py
index bbc3447751..7cc8af63f3 100644
--- a/mmdet3d/core/bbox/iou_calculators/iou3d_calculator.py
+++ b/mmdet3d/core/bbox/iou_calculators/iou3d_calculator.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet.core.bbox import bbox_overlaps
diff --git a/mmdet3d/core/bbox/samplers/__init__.py b/mmdet3d/core/bbox/samplers/__init__.py
index 90e5d00034..168780b2d0 100644
--- a/mmdet3d/core/bbox/samplers/__init__.py
+++ b/mmdet3d/core/bbox/samplers/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.core.bbox.samplers import (BaseSampler, CombinedSampler,
                                       InstanceBalancedPosSampler,
                                       IoUBalancedNegSampler, OHEMSampler,
diff --git a/mmdet3d/core/bbox/samplers/iou_neg_piecewise_sampler.py b/mmdet3d/core/bbox/samplers/iou_neg_piecewise_sampler.py
index 8a309ce2f2..ecf4b653b4 100644
--- a/mmdet3d/core/bbox/samplers/iou_neg_piecewise_sampler.py
+++ b/mmdet3d/core/bbox/samplers/iou_neg_piecewise_sampler.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet.core.bbox.builder import BBOX_SAMPLERS
diff --git a/mmdet3d/core/bbox/structures/__init__.py b/mmdet3d/core/bbox/structures/__init__.py
index 4779703145..8b010cf72d 100644
--- a/mmdet3d/core/bbox/structures/__init__.py
+++ b/mmdet3d/core/bbox/structures/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base_box3d import BaseInstance3DBoxes
 from .box_3d_mode import Box3DMode
 from .cam_box3d import CameraInstance3DBoxes
diff --git a/mmdet3d/core/bbox/structures/base_box3d.py b/mmdet3d/core/bbox/structures/base_box3d.py
index 1c6549532b..9e060a4e1c 100644
--- a/mmdet3d/core/bbox/structures/base_box3d.py
+++ b/mmdet3d/core/bbox/structures/base_box3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from abc import abstractmethod
diff --git a/mmdet3d/core/bbox/structures/box_3d_mode.py b/mmdet3d/core/bbox/structures/box_3d_mode.py
index 0b318c36ff..6e2db4fc26 100644
--- a/mmdet3d/core/bbox/structures/box_3d_mode.py
+++ b/mmdet3d/core/bbox/structures/box_3d_mode.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from enum import IntEnum, unique
diff --git a/mmdet3d/core/bbox/structures/cam_box3d.py b/mmdet3d/core/bbox/structures/cam_box3d.py
index 9969037f11..b6b6ebc864 100644
--- a/mmdet3d/core/bbox/structures/cam_box3d.py
+++ b/mmdet3d/core/bbox/structures/cam_box3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/bbox/structures/coord_3d_mode.py b/mmdet3d/core/bbox/structures/coord_3d_mode.py
index edd5f00d3d..fd14cfe0a6 100644
--- a/mmdet3d/core/bbox/structures/coord_3d_mode.py
+++ b/mmdet3d/core/bbox/structures/coord_3d_mode.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from enum import IntEnum, unique
diff --git a/mmdet3d/core/bbox/structures/depth_box3d.py b/mmdet3d/core/bbox/structures/depth_box3d.py
index 73ed25e84d..43427301c1 100644
--- a/mmdet3d/core/bbox/structures/depth_box3d.py
+++ b/mmdet3d/core/bbox/structures/depth_box3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/bbox/structures/lidar_box3d.py b/mmdet3d/core/bbox/structures/lidar_box3d.py
index 2150d61e2e..0c0cfd05ff 100644
--- a/mmdet3d/core/bbox/structures/lidar_box3d.py
+++ b/mmdet3d/core/bbox/structures/lidar_box3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/bbox/structures/utils.py b/mmdet3d/core/bbox/structures/utils.py
index fe63f9de11..4717121d1f 100644
--- a/mmdet3d/core/bbox/structures/utils.py
+++ b/mmdet3d/core/bbox/structures/utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from logging import warning
diff --git a/mmdet3d/core/bbox/transforms.py b/mmdet3d/core/bbox/transforms.py
index 686618e228..34d838a689 100644
--- a/mmdet3d/core/bbox/transforms.py
+++ b/mmdet3d/core/bbox/transforms.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/mmdet3d/core/evaluation/__init__.py b/mmdet3d/core/evaluation/__init__.py
index f8cd210a33..877458a05c 100644
--- a/mmdet3d/core/evaluation/__init__.py
+++ b/mmdet3d/core/evaluation/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .indoor_eval import indoor_eval
 from .kitti_utils import kitti_eval, kitti_eval_coco_style
 from .lyft_eval import lyft_eval
diff --git a/mmdet3d/core/evaluation/indoor_eval.py b/mmdet3d/core/evaluation/indoor_eval.py
index 69c8adb8d4..50d758655a 100644
--- a/mmdet3d/core/evaluation/indoor_eval.py
+++ b/mmdet3d/core/evaluation/indoor_eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.utils import print_log
diff --git a/mmdet3d/core/evaluation/kitti_utils/__init__.py b/mmdet3d/core/evaluation/kitti_utils/__init__.py
index b1fc7bc3dc..23c1cdf250 100644
--- a/mmdet3d/core/evaluation/kitti_utils/__init__.py
+++ b/mmdet3d/core/evaluation/kitti_utils/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .eval import kitti_eval, kitti_eval_coco_style
 
 __all__ = ['kitti_eval', 'kitti_eval_coco_style']
diff --git a/mmdet3d/core/evaluation/kitti_utils/eval.py b/mmdet3d/core/evaluation/kitti_utils/eval.py
index b67eb7cae9..93492c466c 100644
--- a/mmdet3d/core/evaluation/kitti_utils/eval.py
+++ b/mmdet3d/core/evaluation/kitti_utils/eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import gc
 import io as sysio
 import numba
diff --git a/mmdet3d/core/evaluation/kitti_utils/rotate_iou.py b/mmdet3d/core/evaluation/kitti_utils/rotate_iou.py
index cc2cca58f8..2f0c9c8e50 100644
--- a/mmdet3d/core/evaluation/kitti_utils/rotate_iou.py
+++ b/mmdet3d/core/evaluation/kitti_utils/rotate_iou.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 #####################
 # Based on https://github.com/hongzhenwang/RRPN-revise
 # Licensed under The MIT License
diff --git a/mmdet3d/core/evaluation/lyft_eval.py b/mmdet3d/core/evaluation/lyft_eval.py
index 6842eee831..b6aa775ef9 100644
--- a/mmdet3d/core/evaluation/lyft_eval.py
+++ b/mmdet3d/core/evaluation/lyft_eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 from lyft_dataset_sdk.eval.detection.mAP_evaluation import (Box3D, get_ap,
diff --git a/mmdet3d/core/evaluation/seg_eval.py b/mmdet3d/core/evaluation/seg_eval.py
index bb81807069..ab26de0241 100644
--- a/mmdet3d/core/evaluation/seg_eval.py
+++ b/mmdet3d/core/evaluation/seg_eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 from mmcv.utils import print_log
 from terminaltables import AsciiTable
diff --git a/mmdet3d/core/evaluation/waymo_utils/prediction_kitti_to_waymo.py b/mmdet3d/core/evaluation/waymo_utils/prediction_kitti_to_waymo.py
index c0651011ee..72a3883a8a 100644
--- a/mmdet3d/core/evaluation/waymo_utils/prediction_kitti_to_waymo.py
+++ b/mmdet3d/core/evaluation/waymo_utils/prediction_kitti_to_waymo.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 r"""Adapted from `Waymo to KITTI converter
     <https://github.com/caizhongang/waymo_kitti_converter>`_.
 """
diff --git a/mmdet3d/core/points/__init__.py b/mmdet3d/core/points/__init__.py
index 0575c3f35d..73d2d8338c 100644
--- a/mmdet3d/core/points/__init__.py
+++ b/mmdet3d/core/points/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base_points import BasePoints
 from .cam_points import CameraPoints
 from .depth_points import DepthPoints
diff --git a/mmdet3d/core/points/base_points.py b/mmdet3d/core/points/base_points.py
index 95b754cb76..31b8cecc11 100644
--- a/mmdet3d/core/points/base_points.py
+++ b/mmdet3d/core/points/base_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 import warnings
diff --git a/mmdet3d/core/points/cam_points.py b/mmdet3d/core/points/cam_points.py
index 185680158b..cb866ddcfb 100644
--- a/mmdet3d/core/points/cam_points.py
+++ b/mmdet3d/core/points/cam_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base_points import BasePoints
 
 
diff --git a/mmdet3d/core/points/depth_points.py b/mmdet3d/core/points/depth_points.py
index 3d194a1e03..3dfd5f7cd8 100644
--- a/mmdet3d/core/points/depth_points.py
+++ b/mmdet3d/core/points/depth_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base_points import BasePoints
 
 
diff --git a/mmdet3d/core/points/lidar_points.py b/mmdet3d/core/points/lidar_points.py
index f17323a3af..ec0c98e273 100644
--- a/mmdet3d/core/points/lidar_points.py
+++ b/mmdet3d/core/points/lidar_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base_points import BasePoints
 
 
diff --git a/mmdet3d/core/post_processing/__init__.py b/mmdet3d/core/post_processing/__init__.py
index 2f67514add..a52a23ceb6 100644
--- a/mmdet3d/core/post_processing/__init__.py
+++ b/mmdet3d/core/post_processing/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.core.post_processing import (merge_aug_bboxes, merge_aug_masks,
                                         merge_aug_proposals, merge_aug_scores,
                                         multiclass_nms)
diff --git a/mmdet3d/core/post_processing/box3d_nms.py b/mmdet3d/core/post_processing/box3d_nms.py
index ebaa399e8f..638c9aaae0 100644
--- a/mmdet3d/core/post_processing/box3d_nms.py
+++ b/mmdet3d/core/post_processing/box3d_nms.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numba
 import numpy as np
 import torch
diff --git a/mmdet3d/core/post_processing/merge_augs.py b/mmdet3d/core/post_processing/merge_augs.py
index cf81c0b35b..e6bc8eb8a6 100644
--- a/mmdet3d/core/post_processing/merge_augs.py
+++ b/mmdet3d/core/post_processing/merge_augs.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.ops.iou3d.iou3d_utils import nms_gpu, nms_normal_gpu
diff --git a/mmdet3d/core/utils/__init__.py b/mmdet3d/core/utils/__init__.py
index ad936667bd..69cbb69d8c 100644
--- a/mmdet3d/core/utils/__init__.py
+++ b/mmdet3d/core/utils/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .gaussian import draw_heatmap_gaussian, gaussian_2d, gaussian_radius
 
 __all__ = ['gaussian_2d', 'gaussian_radius', 'draw_heatmap_gaussian']
diff --git a/mmdet3d/core/utils/gaussian.py b/mmdet3d/core/utils/gaussian.py
index 28605f2601..a07963e151 100644
--- a/mmdet3d/core/utils/gaussian.py
+++ b/mmdet3d/core/utils/gaussian.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/core/visualizer/__init__.py b/mmdet3d/core/visualizer/__init__.py
index 6c95282edb..bbf1e60fc4 100644
--- a/mmdet3d/core/visualizer/__init__.py
+++ b/mmdet3d/core/visualizer/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .show_result import (show_multi_modality_result, show_result,
                           show_seg_result)
 
diff --git a/mmdet3d/core/visualizer/image_vis.py b/mmdet3d/core/visualizer/image_vis.py
index 94c415835e..891fb549c0 100644
--- a/mmdet3d/core/visualizer/image_vis.py
+++ b/mmdet3d/core/visualizer/image_vis.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import cv2
 import numpy as np
diff --git a/mmdet3d/core/visualizer/open3d_vis.py b/mmdet3d/core/visualizer/open3d_vis.py
index 3a2933c3cd..0790ee483a 100644
--- a/mmdet3d/core/visualizer/open3d_vis.py
+++ b/mmdet3d/core/visualizer/open3d_vis.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import torch
diff --git a/mmdet3d/core/visualizer/show_result.py b/mmdet3d/core/visualizer/show_result.py
index 1792bfb0f6..64effce3de 100644
--- a/mmdet3d/core/visualizer/show_result.py
+++ b/mmdet3d/core/visualizer/show_result.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import trimesh
diff --git a/mmdet3d/core/voxel/__init__.py b/mmdet3d/core/voxel/__init__.py
index 7324f2521a..8d69543711 100644
--- a/mmdet3d/core/voxel/__init__.py
+++ b/mmdet3d/core/voxel/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .builder import build_voxel_generator
 from .voxel_generator import VoxelGenerator
 
diff --git a/mmdet3d/core/voxel/builder.py b/mmdet3d/core/voxel/builder.py
index ec5c9d8c2e..bc663ee4ac 100644
--- a/mmdet3d/core/voxel/builder.py
+++ b/mmdet3d/core/voxel/builder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 
 from . import voxel_generator
diff --git a/mmdet3d/core/voxel/voxel_generator.py b/mmdet3d/core/voxel/voxel_generator.py
index 7a6a5fecc8..615b749558 100644
--- a/mmdet3d/core/voxel/voxel_generator.py
+++ b/mmdet3d/core/voxel/voxel_generator.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numba
 import numpy as np
 
diff --git a/mmdet3d/datasets/__init__.py b/mmdet3d/datasets/__init__.py
index 2fcd650a1d..cb64c89d24 100644
--- a/mmdet3d/datasets/__init__.py
+++ b/mmdet3d/datasets/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.datasets.builder import build_dataloader
 from .builder import DATASETS, build_dataset
 from .custom_3d import Custom3DDataset
diff --git a/mmdet3d/datasets/builder.py b/mmdet3d/datasets/builder.py
index 6263105aa7..00ebce0851 100644
--- a/mmdet3d/datasets/builder.py
+++ b/mmdet3d/datasets/builder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import platform
 from mmcv.utils import Registry, build_from_cfg
 
diff --git a/mmdet3d/datasets/custom_3d.py b/mmdet3d/datasets/custom_3d.py
index 2d3f9feda2..3d17aeb7ca 100644
--- a/mmdet3d/datasets/custom_3d.py
+++ b/mmdet3d/datasets/custom_3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import tempfile
diff --git a/mmdet3d/datasets/custom_3d_seg.py b/mmdet3d/datasets/custom_3d_seg.py
index afd1b45051..c07aa675a4 100644
--- a/mmdet3d/datasets/custom_3d_seg.py
+++ b/mmdet3d/datasets/custom_3d_seg.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import tempfile
diff --git a/mmdet3d/datasets/dataset_wrappers.py b/mmdet3d/datasets/dataset_wrappers.py
index 14eba04f13..2ae33279ea 100644
--- a/mmdet3d/datasets/dataset_wrappers.py
+++ b/mmdet3d/datasets/dataset_wrappers.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 
 from .builder import DATASETS
diff --git a/mmdet3d/datasets/kitti2d_dataset.py b/mmdet3d/datasets/kitti2d_dataset.py
index 6fd887f3ab..9254bcd6b8 100644
--- a/mmdet3d/datasets/kitti2d_dataset.py
+++ b/mmdet3d/datasets/kitti2d_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 
diff --git a/mmdet3d/datasets/kitti_dataset.py b/mmdet3d/datasets/kitti_dataset.py
index b6fd26a725..9b5a8b5a07 100644
--- a/mmdet3d/datasets/kitti_dataset.py
+++ b/mmdet3d/datasets/kitti_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import mmcv
 import numpy as np
diff --git a/mmdet3d/datasets/kitti_mono_dataset.py b/mmdet3d/datasets/kitti_mono_dataset.py
index 5b9d31b12d..ba77690f5f 100644
--- a/mmdet3d/datasets/kitti_mono_dataset.py
+++ b/mmdet3d/datasets/kitti_mono_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import mmcv
 import numpy as np
diff --git a/mmdet3d/datasets/lyft_dataset.py b/mmdet3d/datasets/lyft_dataset.py
index a6d55632c2..699c2bfe3a 100644
--- a/mmdet3d/datasets/lyft_dataset.py
+++ b/mmdet3d/datasets/lyft_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/mmdet3d/datasets/nuscenes_dataset.py b/mmdet3d/datasets/nuscenes_dataset.py
index a7d4b06375..f924697377 100644
--- a/mmdet3d/datasets/nuscenes_dataset.py
+++ b/mmdet3d/datasets/nuscenes_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import pyquaternion
diff --git a/mmdet3d/datasets/nuscenes_mono_dataset.py b/mmdet3d/datasets/nuscenes_mono_dataset.py
index f3f1b0b1aa..e361b4ae70 100644
--- a/mmdet3d/datasets/nuscenes_mono_dataset.py
+++ b/mmdet3d/datasets/nuscenes_mono_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import mmcv
 import numpy as np
diff --git a/mmdet3d/datasets/pipelines/__init__.py b/mmdet3d/datasets/pipelines/__init__.py
index f70114a063..68da65a0bf 100644
--- a/mmdet3d/datasets/pipelines/__init__.py
+++ b/mmdet3d/datasets/pipelines/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.datasets.pipelines import Compose
 from .dbsampler import DataBaseSampler
 from .formating import Collect3D, DefaultFormatBundle, DefaultFormatBundle3D
diff --git a/mmdet3d/datasets/pipelines/data_augment_utils.py b/mmdet3d/datasets/pipelines/data_augment_utils.py
index e0bc7165a1..23b6aada74 100644
--- a/mmdet3d/datasets/pipelines/data_augment_utils.py
+++ b/mmdet3d/datasets/pipelines/data_augment_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numba
 import numpy as np
 import warnings
diff --git a/mmdet3d/datasets/pipelines/dbsampler.py b/mmdet3d/datasets/pipelines/dbsampler.py
index b5ccbbeb58..8a2455532e 100644
--- a/mmdet3d/datasets/pipelines/dbsampler.py
+++ b/mmdet3d/datasets/pipelines/dbsampler.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import mmcv
 import numpy as np
diff --git a/mmdet3d/datasets/pipelines/formating.py b/mmdet3d/datasets/pipelines/formating.py
index a36962cb84..c303de8338 100644
--- a/mmdet3d/datasets/pipelines/formating.py
+++ b/mmdet3d/datasets/pipelines/formating.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 from mmcv.parallel import DataContainer as DC
 
diff --git a/mmdet3d/datasets/pipelines/loading.py b/mmdet3d/datasets/pipelines/loading.py
index d78b30599f..58f5a86fa3 100644
--- a/mmdet3d/datasets/pipelines/loading.py
+++ b/mmdet3d/datasets/pipelines/loading.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 
diff --git a/mmdet3d/datasets/pipelines/test_time_aug.py b/mmdet3d/datasets/pipelines/test_time_aug.py
index f0de62b284..790476c58b 100644
--- a/mmdet3d/datasets/pipelines/test_time_aug.py
+++ b/mmdet3d/datasets/pipelines/test_time_aug.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import warnings
 from copy import deepcopy
diff --git a/mmdet3d/datasets/pipelines/transforms_3d.py b/mmdet3d/datasets/pipelines/transforms_3d.py
index 29d9f4c3c2..388b853fa5 100644
--- a/mmdet3d/datasets/pipelines/transforms_3d.py
+++ b/mmdet3d/datasets/pipelines/transforms_3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import warnings
 from mmcv import is_tuple_of
diff --git a/mmdet3d/datasets/s3dis_dataset.py b/mmdet3d/datasets/s3dis_dataset.py
index 69ac95e798..0955fb7b92 100644
--- a/mmdet3d/datasets/s3dis_dataset.py
+++ b/mmdet3d/datasets/s3dis_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 from os import path as osp
 
diff --git a/mmdet3d/datasets/scannet_dataset.py b/mmdet3d/datasets/scannet_dataset.py
index 8a109d835e..7d15b0bacc 100644
--- a/mmdet3d/datasets/scannet_dataset.py
+++ b/mmdet3d/datasets/scannet_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import tempfile
 import warnings
diff --git a/mmdet3d/datasets/semantickitti_dataset.py b/mmdet3d/datasets/semantickitti_dataset.py
index 446ff35f89..a87893f836 100644
--- a/mmdet3d/datasets/semantickitti_dataset.py
+++ b/mmdet3d/datasets/semantickitti_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from os import path as osp
 
 from mmdet.datasets import DATASETS
diff --git a/mmdet3d/datasets/sunrgbd_dataset.py b/mmdet3d/datasets/sunrgbd_dataset.py
index ce1f0c0304..7a9a7d59c2 100644
--- a/mmdet3d/datasets/sunrgbd_dataset.py
+++ b/mmdet3d/datasets/sunrgbd_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 from collections import OrderedDict
 from os import path as osp
diff --git a/mmdet3d/datasets/utils.py b/mmdet3d/datasets/utils.py
index 893529dae9..b273fb1799 100644
--- a/mmdet3d/datasets/utils.py
+++ b/mmdet3d/datasets/utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 
 # yapf: disable
diff --git a/mmdet3d/datasets/waymo_dataset.py b/mmdet3d/datasets/waymo_dataset.py
index 105f39c9ba..b42c67047f 100644
--- a/mmdet3d/datasets/waymo_dataset.py
+++ b/mmdet3d/datasets/waymo_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/mmdet3d/models/__init__.py b/mmdet3d/models/__init__.py
index 50c453da70..e9a3925e3b 100644
--- a/mmdet3d/models/__init__.py
+++ b/mmdet3d/models/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .backbones import *  # noqa: F401,F403
 from .builder import (FUSION_LAYERS, MIDDLE_ENCODERS, VOXEL_ENCODERS,
                       build_backbone, build_detector, build_fusion_layer,
diff --git a/mmdet3d/models/backbones/__init__.py b/mmdet3d/models/backbones/__init__.py
index 469f879358..0251a10456 100644
--- a/mmdet3d/models/backbones/__init__.py
+++ b/mmdet3d/models/backbones/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.backbones import SSDVGG, HRNet, ResNet, ResNetV1d, ResNeXt
 from .multi_backbone import MultiBackbone
 from .nostem_regnet import NoStemRegNet
diff --git a/mmdet3d/models/backbones/base_pointnet.py b/mmdet3d/models/backbones/base_pointnet.py
index 8ba5deecf0..fb7c05448b 100644
--- a/mmdet3d/models/backbones/base_pointnet.py
+++ b/mmdet3d/models/backbones/base_pointnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import warnings
 from abc import ABCMeta
 from mmcv.runner import BaseModule
diff --git a/mmdet3d/models/backbones/multi_backbone.py b/mmdet3d/models/backbones/multi_backbone.py
index 33374e85e3..b1e1da5b18 100644
--- a/mmdet3d/models/backbones/multi_backbone.py
+++ b/mmdet3d/models/backbones/multi_backbone.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import torch
 import warnings
diff --git a/mmdet3d/models/backbones/nostem_regnet.py b/mmdet3d/models/backbones/nostem_regnet.py
index 75b4a5176d..e4c34e2451 100644
--- a/mmdet3d/models/backbones/nostem_regnet.py
+++ b/mmdet3d/models/backbones/nostem_regnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.backbones import RegNet
 from ..builder import BACKBONES
 
diff --git a/mmdet3d/models/backbones/pointnet2_sa_msg.py b/mmdet3d/models/backbones/pointnet2_sa_msg.py
index 8e1f083ab8..dcf3931aa9 100644
--- a/mmdet3d/models/backbones/pointnet2_sa_msg.py
+++ b/mmdet3d/models/backbones/pointnet2_sa_msg.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import ConvModule
 from mmcv.runner import auto_fp16
diff --git a/mmdet3d/models/backbones/pointnet2_sa_ssg.py b/mmdet3d/models/backbones/pointnet2_sa_ssg.py
index fea5e3d403..2f3a0cc68a 100644
--- a/mmdet3d/models/backbones/pointnet2_sa_ssg.py
+++ b/mmdet3d/models/backbones/pointnet2_sa_ssg.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import auto_fp16
 from torch import nn as nn
diff --git a/mmdet3d/models/backbones/second.py b/mmdet3d/models/backbones/second.py
index 01e853248a..680398c5d9 100644
--- a/mmdet3d/models/backbones/second.py
+++ b/mmdet3d/models/backbones/second.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import warnings
 from mmcv.cnn import build_conv_layer, build_norm_layer
 from mmcv.runner import BaseModule
diff --git a/mmdet3d/models/builder.py b/mmdet3d/models/builder.py
index af5839ae50..09d062420b 100644
--- a/mmdet3d/models/builder.py
+++ b/mmdet3d/models/builder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import warnings
 from mmcv.cnn import MODELS as MMCV_MODELS
 from mmcv.utils import Registry
diff --git a/mmdet3d/models/decode_heads/__init__.py b/mmdet3d/models/decode_heads/__init__.py
index 0ecf553392..e17d91da0c 100644
--- a/mmdet3d/models/decode_heads/__init__.py
+++ b/mmdet3d/models/decode_heads/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .paconv_head import PAConvHead
 from .pointnet2_head import PointNet2Head
 
diff --git a/mmdet3d/models/decode_heads/decode_head.py b/mmdet3d/models/decode_heads/decode_head.py
index f339f574c3..672340b668 100644
--- a/mmdet3d/models/decode_heads/decode_head.py
+++ b/mmdet3d/models/decode_heads/decode_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from abc import ABCMeta, abstractmethod
 from mmcv.cnn import normal_init
 from mmcv.runner import BaseModule, auto_fp16, force_fp32
diff --git a/mmdet3d/models/decode_heads/paconv_head.py b/mmdet3d/models/decode_heads/paconv_head.py
index cf24ba510a..6ace064264 100644
--- a/mmdet3d/models/decode_heads/paconv_head.py
+++ b/mmdet3d/models/decode_heads/paconv_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn.bricks import ConvModule
 
 from mmdet.models import HEADS
diff --git a/mmdet3d/models/decode_heads/pointnet2_head.py b/mmdet3d/models/decode_heads/pointnet2_head.py
index 271b3d2c83..c7fe0d553d 100644
--- a/mmdet3d/models/decode_heads/pointnet2_head.py
+++ b/mmdet3d/models/decode_heads/pointnet2_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn.bricks import ConvModule
 from torch import nn as nn
 
diff --git a/mmdet3d/models/dense_heads/__init__.py b/mmdet3d/models/dense_heads/__init__.py
index b814d02d9b..d2283786db 100644
--- a/mmdet3d/models/dense_heads/__init__.py
+++ b/mmdet3d/models/dense_heads/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .anchor3d_head import Anchor3DHead
 from .anchor_free_mono3d_head import AnchorFreeMono3DHead
 from .base_conv_bbox_head import BaseConvBboxHead
diff --git a/mmdet3d/models/dense_heads/anchor3d_head.py b/mmdet3d/models/dense_heads/anchor3d_head.py
index 59c79129a2..7eefc2fc08 100644
--- a/mmdet3d/models/dense_heads/anchor3d_head.py
+++ b/mmdet3d/models/dense_heads/anchor3d_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.runner import BaseModule, force_fp32
diff --git a/mmdet3d/models/dense_heads/anchor_free_mono3d_head.py b/mmdet3d/models/dense_heads/anchor_free_mono3d_head.py
index 357e370381..dc9aa2cd80 100644
--- a/mmdet3d/models/dense_heads/anchor_free_mono3d_head.py
+++ b/mmdet3d/models/dense_heads/anchor_free_mono3d_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from abc import abstractmethod
 from mmcv.cnn import ConvModule, bias_init_with_prob, normal_init
diff --git a/mmdet3d/models/dense_heads/base_conv_bbox_head.py b/mmdet3d/models/dense_heads/base_conv_bbox_head.py
index 9958c93d32..dfd301d370 100644
--- a/mmdet3d/models/dense_heads/base_conv_bbox_head.py
+++ b/mmdet3d/models/dense_heads/base_conv_bbox_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn import ConvModule
 from mmcv.cnn.bricks import build_conv_layer
 from mmcv.runner import BaseModule
diff --git a/mmdet3d/models/dense_heads/base_mono3d_dense_head.py b/mmdet3d/models/dense_heads/base_mono3d_dense_head.py
index 05815acad4..322c7cf92d 100644
--- a/mmdet3d/models/dense_heads/base_mono3d_dense_head.py
+++ b/mmdet3d/models/dense_heads/base_mono3d_dense_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from abc import ABCMeta, abstractmethod
 from mmcv.runner import BaseModule
 
diff --git a/mmdet3d/models/dense_heads/centerpoint_head.py b/mmdet3d/models/dense_heads/centerpoint_head.py
index 98ab23a588..f48ec0064c 100644
--- a/mmdet3d/models/dense_heads/centerpoint_head.py
+++ b/mmdet3d/models/dense_heads/centerpoint_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import torch
diff --git a/mmdet3d/models/dense_heads/fcos_mono3d_head.py b/mmdet3d/models/dense_heads/fcos_mono3d_head.py
index 36b15101d3..08e64d6a49 100644
--- a/mmdet3d/models/dense_heads/fcos_mono3d_head.py
+++ b/mmdet3d/models/dense_heads/fcos_mono3d_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.cnn import Scale
diff --git a/mmdet3d/models/dense_heads/free_anchor3d_head.py b/mmdet3d/models/dense_heads/free_anchor3d_head.py
index 76cad122ba..0b8f543a53 100644
--- a/mmdet3d/models/dense_heads/free_anchor3d_head.py
+++ b/mmdet3d/models/dense_heads/free_anchor3d_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch.nn import functional as F
diff --git a/mmdet3d/models/dense_heads/groupfree3d_head.py b/mmdet3d/models/dense_heads/groupfree3d_head.py
index c006e696b5..454c5df4d2 100644
--- a/mmdet3d/models/dense_heads/groupfree3d_head.py
+++ b/mmdet3d/models/dense_heads/groupfree3d_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import torch
diff --git a/mmdet3d/models/dense_heads/parta2_rpn_head.py b/mmdet3d/models/dense_heads/parta2_rpn_head.py
index 24492aec60..258004c57b 100644
--- a/mmdet3d/models/dense_heads/parta2_rpn_head.py
+++ b/mmdet3d/models/dense_heads/parta2_rpn_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from __future__ import division
 
 import numpy as np
diff --git a/mmdet3d/models/dense_heads/shape_aware_head.py b/mmdet3d/models/dense_heads/shape_aware_head.py
index 082f46ab6c..9b7e5eedb6 100644
--- a/mmdet3d/models/dense_heads/shape_aware_head.py
+++ b/mmdet3d/models/dense_heads/shape_aware_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 import warnings
diff --git a/mmdet3d/models/dense_heads/ssd_3d_head.py b/mmdet3d/models/dense_heads/ssd_3d_head.py
index aea2879391..9e936fb144 100644
--- a/mmdet3d/models/dense_heads/ssd_3d_head.py
+++ b/mmdet3d/models/dense_heads/ssd_3d_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.ops.nms import batched_nms
diff --git a/mmdet3d/models/dense_heads/train_mixins.py b/mmdet3d/models/dense_heads/train_mixins.py
index f785a9dc06..c0bcf12869 100644
--- a/mmdet3d/models/dense_heads/train_mixins.py
+++ b/mmdet3d/models/dense_heads/train_mixins.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/models/dense_heads/vote_head.py b/mmdet3d/models/dense_heads/vote_head.py
index e03fe44413..32e4fba1ab 100644
--- a/mmdet3d/models/dense_heads/vote_head.py
+++ b/mmdet3d/models/dense_heads/vote_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.runner import BaseModule, force_fp32
diff --git a/mmdet3d/models/detectors/__init__.py b/mmdet3d/models/detectors/__init__.py
index b295c0aa06..a07454b6cc 100644
--- a/mmdet3d/models/detectors/__init__.py
+++ b/mmdet3d/models/detectors/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base import Base3DDetector
 from .centerpoint import CenterPoint
 from .dynamic_voxelnet import DynamicVoxelNet
diff --git a/mmdet3d/models/detectors/base.py b/mmdet3d/models/detectors/base.py
index b079d965f5..fd4b3882d0 100644
--- a/mmdet3d/models/detectors/base.py
+++ b/mmdet3d/models/detectors/base.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 from mmcv.parallel import DataContainer as DC
diff --git a/mmdet3d/models/detectors/centerpoint.py b/mmdet3d/models/detectors/centerpoint.py
index a7f0796f27..640bb8b338 100644
--- a/mmdet3d/models/detectors/centerpoint.py
+++ b/mmdet3d/models/detectors/centerpoint.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, merge_aug_bboxes_3d
diff --git a/mmdet3d/models/detectors/dynamic_voxelnet.py b/mmdet3d/models/detectors/dynamic_voxelnet.py
index c7defdff14..5e378e0385 100644
--- a/mmdet3d/models/detectors/dynamic_voxelnet.py
+++ b/mmdet3d/models/detectors/dynamic_voxelnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch.nn import functional as F
diff --git a/mmdet3d/models/detectors/fcos_mono3d.py b/mmdet3d/models/detectors/fcos_mono3d.py
index 89ddb6fe71..b1462a6c13 100644
--- a/mmdet3d/models/detectors/fcos_mono3d.py
+++ b/mmdet3d/models/detectors/fcos_mono3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.builder import DETECTORS
 from .single_stage_mono3d import SingleStageMono3DDetector
 
diff --git a/mmdet3d/models/detectors/groupfree3dnet.py b/mmdet3d/models/detectors/groupfree3dnet.py
index e50aec5ecb..1260e868b0 100644
--- a/mmdet3d/models/detectors/groupfree3dnet.py
+++ b/mmdet3d/models/detectors/groupfree3dnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, merge_aug_bboxes_3d
diff --git a/mmdet3d/models/detectors/h3dnet.py b/mmdet3d/models/detectors/h3dnet.py
index 36fcb3bc45..d7bf8e29a7 100644
--- a/mmdet3d/models/detectors/h3dnet.py
+++ b/mmdet3d/models/detectors/h3dnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import merge_aug_bboxes_3d
diff --git a/mmdet3d/models/detectors/imvotenet.py b/mmdet3d/models/detectors/imvotenet.py
index 571e199739..02ab2cd1c3 100644
--- a/mmdet3d/models/detectors/imvotenet.py
+++ b/mmdet3d/models/detectors/imvotenet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 import warnings
diff --git a/mmdet3d/models/detectors/imvoxelnet.py b/mmdet3d/models/detectors/imvoxelnet.py
index 2b70be7a54..fd5bb7c3f9 100644
--- a/mmdet3d/models/detectors/imvoxelnet.py
+++ b/mmdet3d/models/detectors/imvoxelnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, build_anchor_generator
diff --git a/mmdet3d/models/detectors/mvx_faster_rcnn.py b/mmdet3d/models/detectors/mvx_faster_rcnn.py
index 40d6ade489..1e6f9a1a7e 100644
--- a/mmdet3d/models/detectors/mvx_faster_rcnn.py
+++ b/mmdet3d/models/detectors/mvx_faster_rcnn.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch.nn import functional as F
diff --git a/mmdet3d/models/detectors/mvx_two_stage.py b/mmdet3d/models/detectors/mvx_two_stage.py
index fae6d673a5..aef8d25e70 100644
--- a/mmdet3d/models/detectors/mvx_two_stage.py
+++ b/mmdet3d/models/detectors/mvx_two_stage.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 import warnings
diff --git a/mmdet3d/models/detectors/parta2.py b/mmdet3d/models/detectors/parta2.py
index 8c907d2653..d39798b289 100644
--- a/mmdet3d/models/detectors/parta2.py
+++ b/mmdet3d/models/detectors/parta2.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.nn import functional as F
 
diff --git a/mmdet3d/models/detectors/single_stage.py b/mmdet3d/models/detectors/single_stage.py
index 3d78ed5115..a6c3d6baef 100644
--- a/mmdet3d/models/detectors/single_stage.py
+++ b/mmdet3d/models/detectors/single_stage.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models import DETECTORS, build_backbone, build_head, build_neck
 from .base import Base3DDetector
 
diff --git a/mmdet3d/models/detectors/single_stage_mono3d.py b/mmdet3d/models/detectors/single_stage_mono3d.py
index 6217bbe3c8..5fef243813 100644
--- a/mmdet3d/models/detectors/single_stage_mono3d.py
+++ b/mmdet3d/models/detectors/single_stage_mono3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import torch
diff --git a/mmdet3d/models/detectors/ssd3dnet.py b/mmdet3d/models/detectors/ssd3dnet.py
index 93d42d41e9..ef5191d9a5 100644
--- a/mmdet3d/models/detectors/ssd3dnet.py
+++ b/mmdet3d/models/detectors/ssd3dnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models import DETECTORS
 from .votenet import VoteNet
 
diff --git a/mmdet3d/models/detectors/two_stage.py b/mmdet3d/models/detectors/two_stage.py
index fe8760d0e9..f5e14540ad 100644
--- a/mmdet3d/models/detectors/two_stage.py
+++ b/mmdet3d/models/detectors/two_stage.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models import DETECTORS, TwoStageDetector
 from .base import Base3DDetector
 
diff --git a/mmdet3d/models/detectors/votenet.py b/mmdet3d/models/detectors/votenet.py
index 7b3af721cc..c92ff9c942 100644
--- a/mmdet3d/models/detectors/votenet.py
+++ b/mmdet3d/models/detectors/votenet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import bbox3d2result, merge_aug_bboxes_3d
diff --git a/mmdet3d/models/detectors/voxelnet.py b/mmdet3d/models/detectors/voxelnet.py
index a556df7cd9..86c3239d3c 100644
--- a/mmdet3d/models/detectors/voxelnet.py
+++ b/mmdet3d/models/detectors/voxelnet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch.nn import functional as F
diff --git a/mmdet3d/models/fusion_layers/__init__.py b/mmdet3d/models/fusion_layers/__init__.py
index 2ea683efa5..6df4741d78 100644
--- a/mmdet3d/models/fusion_layers/__init__.py
+++ b/mmdet3d/models/fusion_layers/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .coord_transform import (apply_3d_transformation, bbox_2d_transform,
                               coord_2d_transform)
 from .point_fusion import PointFusion
diff --git a/mmdet3d/models/fusion_layers/coord_transform.py b/mmdet3d/models/fusion_layers/coord_transform.py
index b1805f6b53..63e06599a4 100644
--- a/mmdet3d/models/fusion_layers/coord_transform.py
+++ b/mmdet3d/models/fusion_layers/coord_transform.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from functools import partial
 
diff --git a/mmdet3d/models/fusion_layers/point_fusion.py b/mmdet3d/models/fusion_layers/point_fusion.py
index 0739b6585d..c96af15c86 100644
--- a/mmdet3d/models/fusion_layers/point_fusion.py
+++ b/mmdet3d/models/fusion_layers/point_fusion.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import ConvModule
 from mmcv.runner import BaseModule
diff --git a/mmdet3d/models/fusion_layers/vote_fusion.py b/mmdet3d/models/fusion_layers/vote_fusion.py
index ad65fdb7a9..3633e4d205 100644
--- a/mmdet3d/models/fusion_layers/vote_fusion.py
+++ b/mmdet3d/models/fusion_layers/vote_fusion.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 
diff --git a/mmdet3d/models/losses/__init__.py b/mmdet3d/models/losses/__init__.py
index d14a0ca7df..7d4703aef9 100644
--- a/mmdet3d/models/losses/__init__.py
+++ b/mmdet3d/models/losses/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.losses import FocalLoss, SmoothL1Loss, binary_cross_entropy
 from .axis_aligned_iou_loss import AxisAlignedIoULoss, axis_aligned_iou_loss
 from .chamfer_distance import ChamferDistance, chamfer_distance
diff --git a/mmdet3d/models/losses/axis_aligned_iou_loss.py b/mmdet3d/models/losses/axis_aligned_iou_loss.py
index d72d67230b..d0953321dd 100644
--- a/mmdet3d/models/losses/axis_aligned_iou_loss.py
+++ b/mmdet3d/models/losses/axis_aligned_iou_loss.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 
diff --git a/mmdet3d/models/losses/chamfer_distance.py b/mmdet3d/models/losses/chamfer_distance.py
index 2120a34c83..a9d4b80247 100644
--- a/mmdet3d/models/losses/chamfer_distance.py
+++ b/mmdet3d/models/losses/chamfer_distance.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 from torch.nn.functional import l1_loss, mse_loss, smooth_l1_loss
diff --git a/mmdet3d/models/losses/paconv_regularization_loss.py b/mmdet3d/models/losses/paconv_regularization_loss.py
index f2e3f2650f..cac96395e9 100644
--- a/mmdet3d/models/losses/paconv_regularization_loss.py
+++ b/mmdet3d/models/losses/paconv_regularization_loss.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 
diff --git a/mmdet3d/models/middle_encoders/__init__.py b/mmdet3d/models/middle_encoders/__init__.py
index 93e53158d5..b3a7bdee97 100644
--- a/mmdet3d/models/middle_encoders/__init__.py
+++ b/mmdet3d/models/middle_encoders/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .pillar_scatter import PointPillarsScatter
 from .sparse_encoder import SparseEncoder
 from .sparse_unet import SparseUNet
diff --git a/mmdet3d/models/middle_encoders/pillar_scatter.py b/mmdet3d/models/middle_encoders/pillar_scatter.py
index 3faff25901..9b8b727cb4 100644
--- a/mmdet3d/models/middle_encoders/pillar_scatter.py
+++ b/mmdet3d/models/middle_encoders/pillar_scatter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import auto_fp16
 from torch import nn
diff --git a/mmdet3d/models/middle_encoders/sparse_encoder.py b/mmdet3d/models/middle_encoders/sparse_encoder.py
index 0fbe48cdfc..1a03e9b5c9 100644
--- a/mmdet3d/models/middle_encoders/sparse_encoder.py
+++ b/mmdet3d/models/middle_encoders/sparse_encoder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.runner import auto_fp16
 from torch import nn as nn
 
diff --git a/mmdet3d/models/middle_encoders/sparse_unet.py b/mmdet3d/models/middle_encoders/sparse_unet.py
index 34e1b2b6d5..d81fc50d02 100644
--- a/mmdet3d/models/middle_encoders/sparse_unet.py
+++ b/mmdet3d/models/middle_encoders/sparse_unet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import BaseModule, auto_fp16
 
diff --git a/mmdet3d/models/model_utils/__init__.py b/mmdet3d/models/model_utils/__init__.py
index 87f73d27a9..83d4c4a8f6 100644
--- a/mmdet3d/models/model_utils/__init__.py
+++ b/mmdet3d/models/model_utils/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .transformer import GroupFree3DMHA
 from .vote_module import VoteModule
 
diff --git a/mmdet3d/models/model_utils/transformer.py b/mmdet3d/models/model_utils/transformer.py
index 2db8a2859d..4a1af93dd8 100644
--- a/mmdet3d/models/model_utils/transformer.py
+++ b/mmdet3d/models/model_utils/transformer.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn.bricks.registry import ATTENTION
 from mmcv.cnn.bricks.transformer import POSITIONAL_ENCODING, MultiheadAttention
 from torch import nn as nn
diff --git a/mmdet3d/models/model_utils/vote_module.py b/mmdet3d/models/model_utils/vote_module.py
index 8862cd7270..75ca537ccb 100644
--- a/mmdet3d/models/model_utils/vote_module.py
+++ b/mmdet3d/models/model_utils/vote_module.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv import is_tuple_of
 from mmcv.cnn import ConvModule
diff --git a/mmdet3d/models/necks/__init__.py b/mmdet3d/models/necks/__init__.py
index 583b2521ca..9752a8b490 100644
--- a/mmdet3d/models/necks/__init__.py
+++ b/mmdet3d/models/necks/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.necks.fpn import FPN
 from .imvoxel_neck import OutdoorImVoxelNeck
 from .second_fpn import SECONDFPN
diff --git a/mmdet3d/models/necks/imvoxel_neck.py b/mmdet3d/models/necks/imvoxel_neck.py
index 50be9cebca..de6799e02c 100644
--- a/mmdet3d/models/necks/imvoxel_neck.py
+++ b/mmdet3d/models/necks/imvoxel_neck.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn import ConvModule
 from torch import nn
 
diff --git a/mmdet3d/models/necks/second_fpn.py b/mmdet3d/models/necks/second_fpn.py
index d3f30e2a06..c5253617f8 100644
--- a/mmdet3d/models/necks/second_fpn.py
+++ b/mmdet3d/models/necks/second_fpn.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.cnn import build_conv_layer, build_norm_layer, build_upsample_layer
diff --git a/mmdet3d/models/roi_heads/__init__.py b/mmdet3d/models/roi_heads/__init__.py
index c93a3e3481..509c9ccb61 100644
--- a/mmdet3d/models/roi_heads/__init__.py
+++ b/mmdet3d/models/roi_heads/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base_3droi_head import Base3DRoIHead
 from .bbox_heads import PartA2BboxHead
 from .h3d_roi_head import H3DRoIHead
diff --git a/mmdet3d/models/roi_heads/base_3droi_head.py b/mmdet3d/models/roi_heads/base_3droi_head.py
index 3ab0645cce..b19b5a96b2 100644
--- a/mmdet3d/models/roi_heads/base_3droi_head.py
+++ b/mmdet3d/models/roi_heads/base_3droi_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from abc import ABCMeta, abstractmethod
 from mmcv.runner import BaseModule
 
diff --git a/mmdet3d/models/roi_heads/bbox_heads/__init__.py b/mmdet3d/models/roi_heads/bbox_heads/__init__.py
index 1005cf614c..6294f52f4c 100644
--- a/mmdet3d/models/roi_heads/bbox_heads/__init__.py
+++ b/mmdet3d/models/roi_heads/bbox_heads/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.roi_heads.bbox_heads import (BBoxHead, ConvFCBBoxHead,
                                                DoubleConvFCBBoxHead,
                                                Shared2FCBBoxHead,
diff --git a/mmdet3d/models/roi_heads/bbox_heads/h3d_bbox_head.py b/mmdet3d/models/roi_heads/bbox_heads/h3d_bbox_head.py
index fc4bfc3b01..5126aa598b 100644
--- a/mmdet3d/models/roi_heads/bbox_heads/h3d_bbox_head.py
+++ b/mmdet3d/models/roi_heads/bbox_heads/h3d_bbox_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import ConvModule
 from mmcv.runner import BaseModule
diff --git a/mmdet3d/models/roi_heads/bbox_heads/parta2_bbox_head.py b/mmdet3d/models/roi_heads/bbox_heads/parta2_bbox_head.py
index 79d9cce95c..bc2c9ea8c4 100644
--- a/mmdet3d/models/roi_heads/bbox_heads/parta2_bbox_head.py
+++ b/mmdet3d/models/roi_heads/bbox_heads/parta2_bbox_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.cnn import ConvModule, normal_init
diff --git a/mmdet3d/models/roi_heads/h3d_roi_head.py b/mmdet3d/models/roi_heads/h3d_roi_head.py
index 4792083857..ba5ef1e7b0 100644
--- a/mmdet3d/models/roi_heads/h3d_roi_head.py
+++ b/mmdet3d/models/roi_heads/h3d_roi_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet3d.core.bbox import bbox3d2result
 from mmdet.models import HEADS
 from ..builder import build_head
diff --git a/mmdet3d/models/roi_heads/mask_heads/__init__.py b/mmdet3d/models/roi_heads/mask_heads/__init__.py
index ecc8a118a5..0aa11569ae 100644
--- a/mmdet3d/models/roi_heads/mask_heads/__init__.py
+++ b/mmdet3d/models/roi_heads/mask_heads/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .pointwise_semantic_head import PointwiseSemanticHead
 from .primitive_head import PrimitiveHead
 
diff --git a/mmdet3d/models/roi_heads/mask_heads/pointwise_semantic_head.py b/mmdet3d/models/roi_heads/mask_heads/pointwise_semantic_head.py
index 6f7d114bde..e3b4e453e0 100644
--- a/mmdet3d/models/roi_heads/mask_heads/pointwise_semantic_head.py
+++ b/mmdet3d/models/roi_heads/mask_heads/pointwise_semantic_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import BaseModule
 from torch import nn as nn
diff --git a/mmdet3d/models/roi_heads/mask_heads/primitive_head.py b/mmdet3d/models/roi_heads/mask_heads/primitive_head.py
index 147219a28d..a62a1b55a5 100644
--- a/mmdet3d/models/roi_heads/mask_heads/primitive_head.py
+++ b/mmdet3d/models/roi_heads/mask_heads/primitive_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import ConvModule
 from mmcv.runner import BaseModule
diff --git a/mmdet3d/models/roi_heads/part_aggregation_roi_head.py b/mmdet3d/models/roi_heads/part_aggregation_roi_head.py
index 2cc3e33687..7b6e2f656d 100644
--- a/mmdet3d/models/roi_heads/part_aggregation_roi_head.py
+++ b/mmdet3d/models/roi_heads/part_aggregation_roi_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import warnings
 from torch.nn import functional as F
 
diff --git a/mmdet3d/models/roi_heads/roi_extractors/__init__.py b/mmdet3d/models/roi_heads/roi_extractors/__init__.py
index dc504d220d..da0be4f7d2 100644
--- a/mmdet3d/models/roi_heads/roi_extractors/__init__.py
+++ b/mmdet3d/models/roi_heads/roi_extractors/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmdet.models.roi_heads.roi_extractors import SingleRoIExtractor
 from .single_roiaware_extractor import Single3DRoIAwareExtractor
 
diff --git a/mmdet3d/models/roi_heads/roi_extractors/single_roiaware_extractor.py b/mmdet3d/models/roi_heads/roi_extractors/single_roiaware_extractor.py
index a859e8b30f..caa5a5bb94 100644
--- a/mmdet3d/models/roi_heads/roi_extractors/single_roiaware_extractor.py
+++ b/mmdet3d/models/roi_heads/roi_extractors/single_roiaware_extractor.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import BaseModule
 
diff --git a/mmdet3d/models/segmentors/__init__.py b/mmdet3d/models/segmentors/__init__.py
index e424e03bbb..29fbc33e6a 100644
--- a/mmdet3d/models/segmentors/__init__.py
+++ b/mmdet3d/models/segmentors/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .base import Base3DSegmentor
 from .encoder_decoder import EncoderDecoder3D
 
diff --git a/mmdet3d/models/segmentors/base.py b/mmdet3d/models/segmentors/base.py
index d4fc8917ff..50b56bbc6b 100644
--- a/mmdet3d/models/segmentors/base.py
+++ b/mmdet3d/models/segmentors/base.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import torch
diff --git a/mmdet3d/models/segmentors/encoder_decoder.py b/mmdet3d/models/segmentors/encoder_decoder.py
index 353c461861..e64dfc3930 100644
--- a/mmdet3d/models/segmentors/encoder_decoder.py
+++ b/mmdet3d/models/segmentors/encoder_decoder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from torch import nn as nn
diff --git a/mmdet3d/models/utils/__init__.py b/mmdet3d/models/utils/__init__.py
index 94aa1923e1..d0639301d0 100644
--- a/mmdet3d/models/utils/__init__.py
+++ b/mmdet3d/models/utils/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .clip_sigmoid import clip_sigmoid
 from .mlp import MLP
 
diff --git a/mmdet3d/models/utils/clip_sigmoid.py b/mmdet3d/models/utils/clip_sigmoid.py
index 5182de1139..3936d7de29 100644
--- a/mmdet3d/models/utils/clip_sigmoid.py
+++ b/mmdet3d/models/utils/clip_sigmoid.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/mmdet3d/models/utils/mlp.py b/mmdet3d/models/utils/mlp.py
index ca3bf1b67f..55ea3885e4 100644
--- a/mmdet3d/models/utils/mlp.py
+++ b/mmdet3d/models/utils/mlp.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn import ConvModule
 from mmcv.runner import BaseModule
 from torch import nn as nn
diff --git a/mmdet3d/models/voxel_encoders/__init__.py b/mmdet3d/models/voxel_encoders/__init__.py
index 5eb4bde4e1..d6cc629b5e 100644
--- a/mmdet3d/models/voxel_encoders/__init__.py
+++ b/mmdet3d/models/voxel_encoders/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .pillar_encoder import PillarFeatureNet
 from .voxel_encoder import DynamicSimpleVFE, DynamicVFE, HardSimpleVFE, HardVFE
 
diff --git a/mmdet3d/models/voxel_encoders/pillar_encoder.py b/mmdet3d/models/voxel_encoders/pillar_encoder.py
index d9666ae313..109a208757 100644
--- a/mmdet3d/models/voxel_encoders/pillar_encoder.py
+++ b/mmdet3d/models/voxel_encoders/pillar_encoder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import build_norm_layer
 from mmcv.runner import force_fp32
diff --git a/mmdet3d/models/voxel_encoders/utils.py b/mmdet3d/models/voxel_encoders/utils.py
index 68f8fdd79d..5055b06196 100644
--- a/mmdet3d/models/voxel_encoders/utils.py
+++ b/mmdet3d/models/voxel_encoders/utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import build_norm_layer
 from mmcv.runner import auto_fp16
diff --git a/mmdet3d/models/voxel_encoders/voxel_encoder.py b/mmdet3d/models/voxel_encoders/voxel_encoder.py
index f540d3981b..fcc1283e09 100644
--- a/mmdet3d/models/voxel_encoders/voxel_encoder.py
+++ b/mmdet3d/models/voxel_encoders/voxel_encoder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import build_norm_layer
 from mmcv.runner import force_fp32
diff --git a/mmdet3d/ops/__init__.py b/mmdet3d/ops/__init__.py
index 4ffe650014..bf9988abe8 100644
--- a/mmdet3d/ops/__init__.py
+++ b/mmdet3d/ops/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.ops import (RoIAlign, SigmoidFocalLoss, get_compiler_version,
                       get_compiling_cuda_version, nms, roi_align,
                       sigmoid_focal_loss)
diff --git a/mmdet3d/ops/ball_query/__init__.py b/mmdet3d/ops/ball_query/__init__.py
index 5e7937cad9..2e4704259b 100644
--- a/mmdet3d/ops/ball_query/__init__.py
+++ b/mmdet3d/ops/ball_query/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .ball_query import ball_query
 
 __all__ = ['ball_query']
diff --git a/mmdet3d/ops/ball_query/ball_query.py b/mmdet3d/ops/ball_query/ball_query.py
index bae81ad29c..3d6ffeddd0 100644
--- a/mmdet3d/ops/ball_query/ball_query.py
+++ b/mmdet3d/ops/ball_query/ball_query.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/furthest_point_sample/__init__.py b/mmdet3d/ops/furthest_point_sample/__init__.py
index 06d57d974f..556af8a3ec 100644
--- a/mmdet3d/ops/furthest_point_sample/__init__.py
+++ b/mmdet3d/ops/furthest_point_sample/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .furthest_point_sample import (furthest_point_sample,
                                     furthest_point_sample_with_dist)
 from .points_sampler import Points_Sampler
diff --git a/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py b/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py
index af53317810..cdf293bfb5 100644
--- a/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py
+++ b/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/furthest_point_sample/points_sampler.py b/mmdet3d/ops/furthest_point_sample/points_sampler.py
index 9a3bd2ae42..f761cbcbf9 100644
--- a/mmdet3d/ops/furthest_point_sample/points_sampler.py
+++ b/mmdet3d/ops/furthest_point_sample/points_sampler.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch import nn as nn
diff --git a/mmdet3d/ops/furthest_point_sample/utils.py b/mmdet3d/ops/furthest_point_sample/utils.py
index 4ca235e13b..c6709e6a0d 100644
--- a/mmdet3d/ops/furthest_point_sample/utils.py
+++ b/mmdet3d/ops/furthest_point_sample/utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/mmdet3d/ops/gather_points/__init__.py b/mmdet3d/ops/gather_points/__init__.py
index e8018ea879..51476dd72e 100644
--- a/mmdet3d/ops/gather_points/__init__.py
+++ b/mmdet3d/ops/gather_points/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .gather_points import gather_points
 
 __all__ = ['gather_points']
diff --git a/mmdet3d/ops/gather_points/gather_points.py b/mmdet3d/ops/gather_points/gather_points.py
index 8f109a0cbd..f1051a73bd 100644
--- a/mmdet3d/ops/gather_points/gather_points.py
+++ b/mmdet3d/ops/gather_points/gather_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/group_points/__init__.py b/mmdet3d/ops/group_points/__init__.py
index 7d8040a460..a8bfefe831 100644
--- a/mmdet3d/ops/group_points/__init__.py
+++ b/mmdet3d/ops/group_points/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .group_points import GroupAll, QueryAndGroup, grouping_operation
 
 __all__ = ['QueryAndGroup', 'GroupAll', 'grouping_operation']
diff --git a/mmdet3d/ops/group_points/group_points.py b/mmdet3d/ops/group_points/group_points.py
index 88122a88d5..1ced225dce 100644
--- a/mmdet3d/ops/group_points/group_points.py
+++ b/mmdet3d/ops/group_points/group_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 from torch.autograd import Function
diff --git a/mmdet3d/ops/interpolate/__init__.py b/mmdet3d/ops/interpolate/__init__.py
index cf44d98390..7aded93c3d 100644
--- a/mmdet3d/ops/interpolate/__init__.py
+++ b/mmdet3d/ops/interpolate/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .three_interpolate import three_interpolate
 from .three_nn import three_nn
 
diff --git a/mmdet3d/ops/interpolate/three_interpolate.py b/mmdet3d/ops/interpolate/three_interpolate.py
index 233cb5d75b..8fd8b3c685 100644
--- a/mmdet3d/ops/interpolate/three_interpolate.py
+++ b/mmdet3d/ops/interpolate/three_interpolate.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 from typing import Tuple
diff --git a/mmdet3d/ops/interpolate/three_nn.py b/mmdet3d/ops/interpolate/three_nn.py
index 6c174bd7b9..d9b9fad8f3 100644
--- a/mmdet3d/ops/interpolate/three_nn.py
+++ b/mmdet3d/ops/interpolate/three_nn.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 from typing import Tuple
diff --git a/mmdet3d/ops/iou3d/__init__.py b/mmdet3d/ops/iou3d/__init__.py
index 9c35fb7af3..dd584e75dc 100644
--- a/mmdet3d/ops/iou3d/__init__.py
+++ b/mmdet3d/ops/iou3d/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .iou3d_utils import boxes_iou_bev, nms_gpu, nms_normal_gpu
 
 __all__ = ['boxes_iou_bev', 'nms_gpu', 'nms_normal_gpu']
diff --git a/mmdet3d/ops/iou3d/iou3d_utils.py b/mmdet3d/ops/iou3d/iou3d_utils.py
index 6f36019e72..2b9b41f184 100644
--- a/mmdet3d/ops/iou3d/iou3d_utils.py
+++ b/mmdet3d/ops/iou3d/iou3d_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from . import iou3d_cuda
diff --git a/mmdet3d/ops/knn/__init__.py b/mmdet3d/ops/knn/__init__.py
index c8cb712b09..d756a84d6f 100644
--- a/mmdet3d/ops/knn/__init__.py
+++ b/mmdet3d/ops/knn/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .knn import knn
 
 __all__ = ['knn']
diff --git a/mmdet3d/ops/knn/knn.py b/mmdet3d/ops/knn/knn.py
index f05bc75f88..33dee83626 100644
--- a/mmdet3d/ops/knn/knn.py
+++ b/mmdet3d/ops/knn/knn.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/norm.py b/mmdet3d/ops/norm.py
index e9db8fb579..daaf0d5092 100644
--- a/mmdet3d/ops/norm.py
+++ b/mmdet3d/ops/norm.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import NORM_LAYERS
 from mmcv.runner import force_fp32
diff --git a/mmdet3d/ops/paconv/__init__.py b/mmdet3d/ops/paconv/__init__.py
index ab19d7c20f..f723c14378 100644
--- a/mmdet3d/ops/paconv/__init__.py
+++ b/mmdet3d/ops/paconv/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .assign_score import assign_score_withk
 from .paconv import PAConv, PAConvCUDA
 
diff --git a/mmdet3d/ops/paconv/assign_score.py b/mmdet3d/ops/paconv/assign_score.py
index 3e3f6730da..9d00b7b6cf 100644
--- a/mmdet3d/ops/paconv/assign_score.py
+++ b/mmdet3d/ops/paconv/assign_score.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from torch.autograd import Function
 
 from . import assign_score_withk_ext
diff --git a/mmdet3d/ops/paconv/paconv.py b/mmdet3d/ops/paconv/paconv.py
index 3e401a49b8..229a6093d5 100644
--- a/mmdet3d/ops/paconv/paconv.py
+++ b/mmdet3d/ops/paconv/paconv.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import torch
 from mmcv.cnn import (ConvModule, build_activation_layer, build_norm_layer,
diff --git a/mmdet3d/ops/paconv/utils.py b/mmdet3d/ops/paconv/utils.py
index 4441c86e20..772b64d52d 100644
--- a/mmdet3d/ops/paconv/utils.py
+++ b/mmdet3d/ops/paconv/utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/mmdet3d/ops/pointnet_modules/__init__.py b/mmdet3d/ops/pointnet_modules/__init__.py
index 7b803ea0c8..99b08eb889 100644
--- a/mmdet3d/ops/pointnet_modules/__init__.py
+++ b/mmdet3d/ops/pointnet_modules/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .builder import build_sa_module
 from .paconv_sa_module import (PAConvCUDASAModule, PAConvCUDASAModuleMSG,
                                PAConvSAModule, PAConvSAModuleMSG)
diff --git a/mmdet3d/ops/pointnet_modules/builder.py b/mmdet3d/ops/pointnet_modules/builder.py
index e27ef0da36..6631cb4248 100644
--- a/mmdet3d/ops/pointnet_modules/builder.py
+++ b/mmdet3d/ops/pointnet_modules/builder.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.utils import Registry
 
 SA_MODULES = Registry('point_sa_module')
diff --git a/mmdet3d/ops/pointnet_modules/paconv_sa_module.py b/mmdet3d/ops/pointnet_modules/paconv_sa_module.py
index 4d5ac218f0..e2deb7ef65 100644
--- a/mmdet3d/ops/pointnet_modules/paconv_sa_module.py
+++ b/mmdet3d/ops/pointnet_modules/paconv_sa_module.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 
diff --git a/mmdet3d/ops/pointnet_modules/point_fp_module.py b/mmdet3d/ops/pointnet_modules/point_fp_module.py
index 212705baf7..6f4ba8eac0 100644
--- a/mmdet3d/ops/pointnet_modules/point_fp_module.py
+++ b/mmdet3d/ops/pointnet_modules/point_fp_module.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import ConvModule
 from mmcv.runner import BaseModule, force_fp32
diff --git a/mmdet3d/ops/pointnet_modules/point_sa_module.py b/mmdet3d/ops/pointnet_modules/point_sa_module.py
index 000ecb4fd4..687af4daa2 100644
--- a/mmdet3d/ops/pointnet_modules/point_sa_module.py
+++ b/mmdet3d/ops/pointnet_modules/point_sa_module.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import ConvModule
 from torch import nn as nn
diff --git a/mmdet3d/ops/roiaware_pool3d/__init__.py b/mmdet3d/ops/roiaware_pool3d/__init__.py
index aba9e18d37..eb7600a167 100644
--- a/mmdet3d/ops/roiaware_pool3d/__init__.py
+++ b/mmdet3d/ops/roiaware_pool3d/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .points_in_boxes import (points_in_boxes_batch, points_in_boxes_cpu,
                               points_in_boxes_gpu)
 from .roiaware_pool3d import RoIAwarePool3d
diff --git a/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py b/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py
index f576fedcc5..06e8bdd676 100644
--- a/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py
+++ b/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from . import roiaware_pool3d_ext
diff --git a/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py b/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py
index 231d718068..32c00fcac7 100644
--- a/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py
+++ b/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 from torch import nn as nn
diff --git a/mmdet3d/ops/sparse_block.py b/mmdet3d/ops/sparse_block.py
index 37c65989b3..52e343a18e 100644
--- a/mmdet3d/ops/sparse_block.py
+++ b/mmdet3d/ops/sparse_block.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.cnn import build_conv_layer, build_norm_layer
 from torch import nn
 
diff --git a/mmdet3d/ops/spconv/structure.py b/mmdet3d/ops/spconv/structure.py
index 6e59af28ee..d6e1d97c32 100644
--- a/mmdet3d/ops/spconv/structure.py
+++ b/mmdet3d/ops/spconv/structure.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/ops/voxel/__init__.py b/mmdet3d/ops/voxel/__init__.py
index a74fb63f9f..4c35315fbd 100644
--- a/mmdet3d/ops/voxel/__init__.py
+++ b/mmdet3d/ops/voxel/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from .scatter_points import DynamicScatter, dynamic_scatter
 from .voxelize import Voxelization, voxelization
 
diff --git a/mmdet3d/ops/voxel/scatter_points.py b/mmdet3d/ops/voxel/scatter_points.py
index faf44ad2fb..ff14ca2cfd 100644
--- a/mmdet3d/ops/voxel/scatter_points.py
+++ b/mmdet3d/ops/voxel/scatter_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn
 from torch.autograd import Function
diff --git a/mmdet3d/utils/__init__.py b/mmdet3d/utils/__init__.py
index bed830a93a..e9958abbee 100644
--- a/mmdet3d/utils/__init__.py
+++ b/mmdet3d/utils/__init__.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.utils import Registry, build_from_cfg, print_log
 
 from .collect_env import collect_env
diff --git a/mmdet3d/utils/collect_env.py b/mmdet3d/utils/collect_env.py
index 25c4f00705..ccd96b10d0 100644
--- a/mmdet3d/utils/collect_env.py
+++ b/mmdet3d/utils/collect_env.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from mmcv.utils import collect_env as collect_base_env
 from mmcv.utils import get_git_hash
 
diff --git a/mmdet3d/utils/logger.py b/mmdet3d/utils/logger.py
index ee10ee55ad..d9f08918c9 100644
--- a/mmdet3d/utils/logger.py
+++ b/mmdet3d/utils/logger.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import logging
 from mmcv.utils import get_logger
 
diff --git a/tests/test_data/test_datasets/test_dataset_wrappers.py b/tests/test_data/test_datasets/test_dataset_wrappers.py
index aa87f0bda1..bcf183f41d 100644
--- a/tests/test_data/test_datasets/test_dataset_wrappers.py
+++ b/tests/test_data/test_datasets/test_dataset_wrappers.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/tests/test_data/test_datasets/test_kitti_dataset.py b/tests/test_data/test_datasets/test_kitti_dataset.py
index 2501ac66fb..6c3c9d7310 100644
--- a/tests/test_data/test_datasets/test_kitti_dataset.py
+++ b/tests/test_data/test_datasets/test_kitti_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import os
 import pytest
diff --git a/tests/test_data/test_datasets/test_kitti_mono_dataset.py b/tests/test_data/test_datasets/test_kitti_mono_dataset.py
index 23ab8dd62c..2884809697 100644
--- a/tests/test_data/test_datasets/test_kitti_mono_dataset.py
+++ b/tests/test_data/test_datasets/test_kitti_mono_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import pytest
diff --git a/tests/test_data/test_datasets/test_lyft_dataset.py b/tests/test_data/test_datasets/test_lyft_dataset.py
index 6dc0249301..a226e50fc8 100644
--- a/tests/test_data/test_datasets/test_lyft_dataset.py
+++ b/tests/test_data/test_datasets/test_lyft_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import tempfile
diff --git a/tests/test_data/test_datasets/test_nuscene_dataset.py b/tests/test_data/test_datasets/test_nuscene_dataset.py
index ccb6cf0ccb..e2e8b55fd9 100644
--- a/tests/test_data/test_datasets/test_nuscene_dataset.py
+++ b/tests/test_data/test_datasets/test_nuscene_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import tempfile
 import torch
diff --git a/tests/test_data/test_datasets/test_nuscenes_mono_dataset.py b/tests/test_data/test_datasets/test_nuscenes_mono_dataset.py
index e0843c9176..f88775d2ef 100644
--- a/tests/test_data/test_datasets/test_nuscenes_mono_dataset.py
+++ b/tests/test_data/test_datasets/test_nuscenes_mono_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import pytest
diff --git a/tests/test_data/test_datasets/test_s3dis_dataset.py b/tests/test_data/test_datasets/test_s3dis_dataset.py
index dd037d25c0..6d254bf473 100644
--- a/tests/test_data/test_datasets/test_s3dis_dataset.py
+++ b/tests/test_data/test_datasets/test_s3dis_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_data/test_datasets/test_scannet_dataset.py b/tests/test_data/test_datasets/test_scannet_dataset.py
index f098d2d983..e66f2b0020 100644
--- a/tests/test_data/test_datasets/test_scannet_dataset.py
+++ b/tests/test_data/test_datasets/test_scannet_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import pytest
diff --git a/tests/test_data/test_datasets/test_semantickitti_dataset.py b/tests/test_data/test_datasets/test_semantickitti_dataset.py
index a6e31e63d9..908363a02c 100644
--- a/tests/test_data/test_datasets/test_semantickitti_dataset.py
+++ b/tests/test_data/test_datasets/test_semantickitti_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 
 from mmdet3d.datasets import SemanticKITTIDataset
diff --git a/tests/test_data/test_datasets/test_sunrgbd_dataset.py b/tests/test_data/test_datasets/test_sunrgbd_dataset.py
index 3905639752..e63d71f2cd 100644
--- a/tests/test_data/test_datasets/test_sunrgbd_dataset.py
+++ b/tests/test_data/test_datasets/test_sunrgbd_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_data/test_datasets/test_waymo_dataset.py b/tests/test_data/test_datasets/test_waymo_dataset.py
index c76f8dc0c1..225e169a3f 100644
--- a/tests/test_data/test_datasets/test_waymo_dataset.py
+++ b/tests/test_data/test_datasets/test_waymo_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import tempfile
diff --git a/tests/test_data/test_pipelines/test_augmentations/test_data_augment_utils.py b/tests/test_data/test_pipelines/test_augmentations/test_data_augment_utils.py
index 843861f0d8..60dca9e1d9 100644
--- a/tests/test_data/test_pipelines/test_augmentations/test_data_augment_utils.py
+++ b/tests/test_data/test_pipelines/test_augmentations/test_data_augment_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 
diff --git a/tests/test_data/test_pipelines/test_augmentations/test_test_augment_utils.py b/tests/test_data/test_pipelines/test_augmentations/test_test_augment_utils.py
index 946c52998c..4e621d3b20 100644
--- a/tests/test_data/test_pipelines/test_augmentations/test_test_augment_utils.py
+++ b/tests/test_data/test_pipelines/test_augmentations/test_test_augment_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/tests/test_data/test_pipelines/test_augmentations/test_transforms_3d.py b/tests/test_data/test_pipelines/test_augmentations/test_transforms_3d.py
index 94b92488e2..fffb6fe1b4 100644
--- a/tests/test_data/test_pipelines/test_augmentations/test_transforms_3d.py
+++ b/tests/test_data/test_pipelines/test_augmentations/test_transforms_3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import pytest
diff --git a/tests/test_data/test_pipelines/test_indoor_pipeline.py b/tests/test_data/test_pipelines/test_indoor_pipeline.py
index 058c8aff5c..0a59f1f220 100644
--- a/tests/test_data/test_pipelines/test_indoor_pipeline.py
+++ b/tests/test_data/test_pipelines/test_indoor_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import torch
diff --git a/tests/test_data/test_pipelines/test_indoor_sample.py b/tests/test_data/test_pipelines/test_indoor_sample.py
index b1144d19c2..d8ce10006e 100644
--- a/tests/test_data/test_pipelines/test_indoor_sample.py
+++ b/tests/test_data/test_pipelines/test_indoor_sample.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 
 from mmdet3d.core.points import DepthPoints
diff --git a/tests/test_data/test_pipelines/test_loadings/test_load_images_from_multi_views.py b/tests/test_data/test_pipelines/test_loadings/test_load_images_from_multi_views.py
index 9c227160e9..925c9497d5 100644
--- a/tests/test_data/test_pipelines/test_loadings/test_load_images_from_multi_views.py
+++ b/tests/test_data/test_pipelines/test_loadings/test_load_images_from_multi_views.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 from mmcv.parallel import DataContainer
diff --git a/tests/test_data/test_pipelines/test_loadings/test_load_points_from_multi_sweeps.py b/tests/test_data/test_pipelines/test_loadings/test_load_points_from_multi_sweeps.py
index 9bcbeac6d2..88d8b32773 100644
--- a/tests/test_data/test_pipelines/test_loadings/test_load_points_from_multi_sweeps.py
+++ b/tests/test_data/test_pipelines/test_loadings/test_load_points_from_multi_sweeps.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 
 from mmdet3d.core.points import LiDARPoints
diff --git a/tests/test_data/test_pipelines/test_loadings/test_loading.py b/tests/test_data/test_pipelines/test_loadings/test_loading.py
index 8ff429aaad..f360da2748 100644
--- a/tests/test_data/test_pipelines/test_loadings/test_loading.py
+++ b/tests/test_data/test_pipelines/test_loadings/test_loading.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import pytest
diff --git a/tests/test_data/test_pipelines/test_outdoor_pipeline.py b/tests/test_data/test_pipelines/test_outdoor_pipeline.py
index 48febd3bfc..fb6b9c1050 100644
--- a/tests/test_data/test_pipelines/test_outdoor_pipeline.py
+++ b/tests/test_data/test_pipelines/test_outdoor_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/tests/test_metrics/test_indoor_eval.py b/tests/test_metrics/test_indoor_eval.py
index 2c6defcf74..2842c588b6 100644
--- a/tests/test_metrics/test_indoor_eval.py
+++ b/tests/test_metrics/test_indoor_eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_metrics/test_kitti_eval.py b/tests/test_metrics/test_kitti_eval.py
index e671cabd48..7405e6b0a5 100644
--- a/tests/test_metrics/test_kitti_eval.py
+++ b/tests/test_metrics/test_kitti_eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_metrics/test_losses.py b/tests/test_metrics/test_losses.py
index ef24128c9d..08cdb6275c 100644
--- a/tests/test_metrics/test_losses.py
+++ b/tests/test_metrics/test_losses.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 from torch import nn as nn
diff --git a/tests/test_metrics/test_seg_eval.py b/tests/test_metrics/test_seg_eval.py
index f921c9e3e1..193fc89ade 100644
--- a/tests/test_metrics/test_seg_eval.py
+++ b/tests/test_metrics/test_seg_eval.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_models/test_backbones.py b/tests/test_models/test_backbones.py
index b8a13959e0..6a3d2cb422 100644
--- a/tests/test_models/test_backbones.py
+++ b/tests/test_models/test_backbones.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_models/test_common_modules/test_middle_encoders.py b/tests/test_models/test_common_modules/test_middle_encoders.py
index 28dfc77e02..df9bbf2adc 100644
--- a/tests/test_models/test_common_modules/test_middle_encoders.py
+++ b/tests/test_models/test_common_modules/test_middle_encoders.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_common_modules/test_paconv_modules.py b/tests/test_models/test_common_modules/test_paconv_modules.py
index cb69bac8b8..2ca12744ef 100644
--- a/tests/test_models/test_common_modules/test_paconv_modules.py
+++ b/tests/test_models/test_common_modules/test_paconv_modules.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_models/test_common_modules/test_paconv_ops.py b/tests/test_models/test_common_modules/test_paconv_ops.py
index 6add7359db..9c2d7f420e 100644
--- a/tests/test_models/test_common_modules/test_paconv_ops.py
+++ b/tests/test_models/test_common_modules/test_paconv_ops.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_common_modules/test_pointnet_modules.py b/tests/test_models/test_common_modules/test_pointnet_modules.py
index 929893b354..a3a96cbea7 100644
--- a/tests/test_models/test_common_modules/test_pointnet_modules.py
+++ b/tests/test_models/test_common_modules/test_pointnet_modules.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_models/test_common_modules/test_pointnet_ops.py b/tests/test_models/test_common_modules/test_pointnet_ops.py
index a8f4ef106a..095c2d01ca 100644
--- a/tests/test_models/test_common_modules/test_pointnet_ops.py
+++ b/tests/test_models/test_common_modules/test_pointnet_ops.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_common_modules/test_roiaware_pool3d.py b/tests/test_models/test_common_modules/test_roiaware_pool3d.py
index 5b40decf86..c36bc3b26a 100644
--- a/tests/test_models/test_common_modules/test_roiaware_pool3d.py
+++ b/tests/test_models/test_common_modules/test_roiaware_pool3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_common_modules/test_sparse_unet.py b/tests/test_models/test_common_modules/test_sparse_unet.py
index 1a2d219b59..5685782949 100644
--- a/tests/test_models/test_common_modules/test_sparse_unet.py
+++ b/tests/test_models/test_common_modules/test_sparse_unet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.ops import SparseBasicBlock
diff --git a/tests/test_models/test_common_modules/test_vote_module.py b/tests/test_models/test_common_modules/test_vote_module.py
index bf64866a80..30e6b93ca2 100644
--- a/tests/test_models/test_common_modules/test_vote_module.py
+++ b/tests/test_models/test_common_modules/test_vote_module.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/tests/test_models/test_detectors.py b/tests/test_models/test_detectors.py
index 204264e803..dc7a70812b 100644
--- a/tests/test_models/test_detectors.py
+++ b/tests/test_models/test_detectors.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import pytest
diff --git a/tests/test_models/test_forward.py b/tests/test_models/test_forward.py
index aa8c5679d6..eabacc0928 100644
--- a/tests/test_models/test_forward.py
+++ b/tests/test_models/test_forward.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """Test model forward process.
 
 CommandLine:
diff --git a/tests/test_models/test_fusion/test_fusion_coord_trans.py b/tests/test_models/test_fusion/test_fusion_coord_trans.py
index 88c1cae5c1..4df63825d3 100644
--- a/tests/test_models/test_fusion/test_fusion_coord_trans.py
+++ b/tests/test_models/test_fusion/test_fusion_coord_trans.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """Tests coords transformation in fusion modules.
 
 CommandLine:
diff --git a/tests/test_models/test_fusion/test_point_fusion.py b/tests/test_models/test_fusion/test_point_fusion.py
index 31911b0ba1..d976a74d6b 100644
--- a/tests/test_models/test_fusion/test_point_fusion.py
+++ b/tests/test_models/test_fusion/test_point_fusion.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """Tests the core function of point fusion.
 
 CommandLine:
diff --git a/tests/test_models/test_fusion/test_vote_fusion.py b/tests/test_models/test_fusion/test_vote_fusion.py
index 47fa297e11..a4c2e05f25 100644
--- a/tests/test_models/test_fusion/test_vote_fusion.py
+++ b/tests/test_models/test_fusion/test_vote_fusion.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """Tests the core function of vote fusion.
 
 CommandLine:
diff --git a/tests/test_models/test_heads/test_heads.py b/tests/test_models/test_heads/test_heads.py
index c94e222471..01f1c09509 100644
--- a/tests/test_models/test_heads/test_heads.py
+++ b/tests/test_models/test_heads/test_heads.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import pytest
diff --git a/tests/test_models/test_heads/test_paconv_decode_head.py b/tests/test_models/test_heads/test_paconv_decode_head.py
index 4b152100e2..e5e57c82ec 100644
--- a/tests/test_models/test_heads/test_paconv_decode_head.py
+++ b/tests/test_models/test_heads/test_paconv_decode_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_models/test_heads/test_parta2_bbox_head.py b/tests/test_models/test_heads/test_parta2_bbox_head.py
index 7ba5e7a5d8..c30d638b71 100644
--- a/tests/test_models/test_heads/test_parta2_bbox_head.py
+++ b/tests/test_models/test_heads/test_parta2_bbox_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 from mmcv import Config
diff --git a/tests/test_models/test_heads/test_pointnet2_decode_head.py b/tests/test_models/test_heads/test_pointnet2_decode_head.py
index cc4b5afd6a..5e6e40f462 100644
--- a/tests/test_models/test_heads/test_pointnet2_decode_head.py
+++ b/tests/test_models/test_heads/test_pointnet2_decode_head.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_models/test_heads/test_roi_extractors.py b/tests/test_models/test_heads/test_roi_extractors.py
index 703cae3ba6..c6f21c3d8d 100644
--- a/tests/test_models/test_heads/test_roi_extractors.py
+++ b/tests/test_models/test_heads/test_roi_extractors.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_heads/test_semantic_heads.py b/tests/test_models/test_heads/test_semantic_heads.py
index b7ac069009..59f8a6b607 100644
--- a/tests/test_models/test_heads/test_semantic_heads.py
+++ b/tests/test_models/test_heads/test_semantic_heads.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_necks/test_fpn.py b/tests/test_models/test_necks/test_fpn.py
index 1b089a1ddb..a623ebf999 100644
--- a/tests/test_models/test_necks/test_fpn.py
+++ b/tests/test_models/test_necks/test_fpn.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 
 
diff --git a/tests/test_models/test_necks/test_necks.py b/tests/test_models/test_necks/test_necks.py
index 960742ef68..1e48493cb8 100644
--- a/tests/test_models/test_necks/test_necks.py
+++ b/tests/test_models/test_necks/test_necks.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_models/test_segmentors.py b/tests/test_models/test_segmentors.py
index 3b46a86a4d..faff3f9515 100644
--- a/tests/test_models/test_segmentors.py
+++ b/tests/test_models/test_segmentors.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import numpy as np
 import pytest
diff --git a/tests/test_models/test_voxel_encoder/test_dynamic_scatter.py b/tests/test_models/test_voxel_encoder/test_dynamic_scatter.py
index dfb7c417a4..928c627998 100644
--- a/tests/test_models/test_voxel_encoder/test_dynamic_scatter.py
+++ b/tests/test_models/test_voxel_encoder/test_dynamic_scatter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 from torch.autograd import gradcheck
diff --git a/tests/test_models/test_voxel_encoder/test_voxel_encoders.py b/tests/test_models/test_voxel_encoder/test_voxel_encoders.py
index f7503a8c34..9bee9c9fd9 100644
--- a/tests/test_models/test_voxel_encoder/test_voxel_encoders.py
+++ b/tests/test_models/test_voxel_encoder/test_voxel_encoders.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.models.builder import build_voxel_encoder
diff --git a/tests/test_models/test_voxel_encoder/test_voxel_generator.py b/tests/test_models/test_voxel_encoder/test_voxel_generator.py
index a49caece5c..2f89aa90b7 100644
--- a/tests/test_models/test_voxel_encoder/test_voxel_generator.py
+++ b/tests/test_models/test_voxel_encoder/test_voxel_generator.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 
 from mmdet3d.core.voxel.voxel_generator import VoxelGenerator
diff --git a/tests/test_models/test_voxel_encoder/test_voxelize.py b/tests/test_models/test_voxel_encoder/test_voxelize.py
index 17ad127e9b..55899c55a9 100644
--- a/tests/test_models/test_voxel_encoder/test_voxelize.py
+++ b/tests/test_models/test_voxel_encoder/test_voxelize.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_runtime/test_apis.py b/tests/test_runtime/test_apis.py
index dc5e2c2dd5..be1f555457 100644
--- a/tests/test_runtime/test_apis.py
+++ b/tests/test_runtime/test_apis.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import os
 import pytest
diff --git a/tests/test_runtime/test_config.py b/tests/test_runtime/test_config.py
index e1ce39a11d..a1950e283b 100644
--- a/tests/test_runtime/test_config.py
+++ b/tests/test_runtime/test_config.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from os.path import dirname, exists, join, relpath
 
 
diff --git a/tests/test_utils/test_anchors.py b/tests/test_utils/test_anchors.py
index eb6172d6d7..cb98d74fd0 100644
--- a/tests/test_utils/test_anchors.py
+++ b/tests/test_utils/test_anchors.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """
 CommandLine:
     pytest tests/test_utils/test_anchor.py
diff --git a/tests/test_utils/test_assigners.py b/tests/test_utils/test_assigners.py
index 38e58bfe47..a2e910edeb 100644
--- a/tests/test_utils/test_assigners.py
+++ b/tests/test_utils/test_assigners.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 """Tests the Assigner objects.
 
 CommandLine:
diff --git a/tests/test_utils/test_bbox_coders.py b/tests/test_utils/test_bbox_coders.py
index 5ba9fbfb28..7c836a87f5 100644
--- a/tests/test_utils/test_bbox_coders.py
+++ b/tests/test_utils/test_bbox_coders.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core.bbox import DepthInstance3DBoxes, LiDARInstance3DBoxes
diff --git a/tests/test_utils/test_box3d.py b/tests/test_utils/test_box3d.py
index 8bcf12b46b..b78883290c 100644
--- a/tests/test_utils/test_box3d.py
+++ b/tests/test_utils/test_box3d.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_utils/test_box_np_ops.py b/tests/test_utils/test_box_np_ops.py
index 9825d547e5..77924b1c03 100644
--- a/tests/test_utils/test_box_np_ops.py
+++ b/tests/test_utils/test_box_np_ops.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 
 
diff --git a/tests/test_utils/test_coord_3d_mode.py b/tests/test_utils/test_coord_3d_mode.py
index ea1f2e3a8f..68703431d2 100644
--- a/tests/test_utils/test_coord_3d_mode.py
+++ b/tests/test_utils/test_coord_3d_mode.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/tests/test_utils/test_merge_augs.py b/tests/test_utils/test_merge_augs.py
index 555fe283db..79ae16c7ba 100644
--- a/tests/test_utils/test_merge_augs.py
+++ b/tests/test_utils/test_merge_augs.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import pytest
 import torch
diff --git a/tests/test_utils/test_nms.py b/tests/test_utils/test_nms.py
index 6802bcc2b2..aca33f87f1 100644
--- a/tests/test_utils/test_nms.py
+++ b/tests/test_utils/test_nms.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/tests/test_utils/test_points.py b/tests/test_utils/test_points.py
index aaa4325623..5376ffe8bd 100644
--- a/tests/test_utils/test_points.py
+++ b/tests/test_utils/test_points.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 import torch
diff --git a/tests/test_utils/test_samplers.py b/tests/test_utils/test_samplers.py
index a628221746..236a6bd4fe 100644
--- a/tests/test_utils/test_samplers.py
+++ b/tests/test_utils/test_samplers.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 import torch
 
diff --git a/tests/test_utils/test_utils.py b/tests/test_utils/test_utils.py
index 7493dc83e5..2283efb329 100644
--- a/tests/test_utils/test_utils.py
+++ b/tests/test_utils/test_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from mmdet3d.core import draw_heatmap_gaussian
diff --git a/tools/analysis_tools/analyze_logs.py b/tools/analysis_tools/analyze_logs.py
index 4d4ea7c4cb..806175f34c 100644
--- a/tools/analysis_tools/analyze_logs.py
+++ b/tools/analysis_tools/analyze_logs.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import json
 import numpy as np
diff --git a/tools/analysis_tools/benchmark.py b/tools/analysis_tools/benchmark.py
index 748fe48537..17c9dd35f1 100644
--- a/tools/analysis_tools/benchmark.py
+++ b/tools/analysis_tools/benchmark.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import time
 import torch
diff --git a/tools/analysis_tools/get_flops.py b/tools/analysis_tools/get_flops.py
index 3b096b0901..de364980c3 100644
--- a/tools/analysis_tools/get_flops.py
+++ b/tools/analysis_tools/get_flops.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import torch
 from mmcv import Config, DictAction
diff --git a/tools/create_data.py b/tools/create_data.py
index b761f3e377..62fe4990c0 100644
--- a/tools/create_data.py
+++ b/tools/create_data.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 from os import path as osp
 
diff --git a/tools/data_converter/__init__.py b/tools/data_converter/__init__.py
index e69de29bb2..ef101fec61 100644
--- a/tools/data_converter/__init__.py
+++ b/tools/data_converter/__init__.py
@@ -0,0 +1 @@
+# Copyright (c) OpenMMLab. All rights reserved.
diff --git a/tools/data_converter/create_gt_database.py b/tools/data_converter/create_gt_database.py
index 5f6df3ab49..7317cedd08 100644
--- a/tools/data_converter/create_gt_database.py
+++ b/tools/data_converter/create_gt_database.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import pickle
diff --git a/tools/data_converter/indoor_converter.py b/tools/data_converter/indoor_converter.py
index b408bd017d..4072397605 100644
--- a/tools/data_converter/indoor_converter.py
+++ b/tools/data_converter/indoor_converter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/tools/data_converter/kitti_converter.py b/tools/data_converter/kitti_converter.py
index 68a96e618a..eb15aeb46a 100644
--- a/tools/data_converter/kitti_converter.py
+++ b/tools/data_converter/kitti_converter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 from collections import OrderedDict
diff --git a/tools/data_converter/kitti_data_utils.py b/tools/data_converter/kitti_data_utils.py
index e456260f2d..01538e065b 100644
--- a/tools/data_converter/kitti_data_utils.py
+++ b/tools/data_converter/kitti_data_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 from collections import OrderedDict
 from concurrent import futures as futures
diff --git a/tools/data_converter/lyft_converter.py b/tools/data_converter/lyft_converter.py
index 7d4517fda7..88b5800d57 100644
--- a/tools/data_converter/lyft_converter.py
+++ b/tools/data_converter/lyft_converter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/tools/data_converter/lyft_data_fixer.py b/tools/data_converter/lyft_data_fixer.py
index 629c8e075e..42070490ca 100644
--- a/tools/data_converter/lyft_data_fixer.py
+++ b/tools/data_converter/lyft_data_fixer.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import numpy as np
 import os
diff --git a/tools/data_converter/nuimage_converter.py b/tools/data_converter/nuimage_converter.py
index 561eecfd8b..92be1de3db 100644
--- a/tools/data_converter/nuimage_converter.py
+++ b/tools/data_converter/nuimage_converter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import base64
 import mmcv
diff --git a/tools/data_converter/nuscenes_converter.py b/tools/data_converter/nuscenes_converter.py
index f585a11969..a6ebdbba9c 100644
--- a/tools/data_converter/nuscenes_converter.py
+++ b/tools/data_converter/nuscenes_converter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/tools/data_converter/s3dis_data_utils.py b/tools/data_converter/s3dis_data_utils.py
index f144692847..d2b6b773e9 100644
--- a/tools/data_converter/s3dis_data_utils.py
+++ b/tools/data_converter/s3dis_data_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/tools/data_converter/scannet_data_utils.py b/tools/data_converter/scannet_data_utils.py
index 0b4bc64391..a437fe01ce 100644
--- a/tools/data_converter/scannet_data_utils.py
+++ b/tools/data_converter/scannet_data_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 import os
diff --git a/tools/data_converter/sunrgbd_data_utils.py b/tools/data_converter/sunrgbd_data_utils.py
index 7d2995b93c..9f8a502e90 100644
--- a/tools/data_converter/sunrgbd_data_utils.py
+++ b/tools/data_converter/sunrgbd_data_utils.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import numpy as np
 from concurrent import futures as futures
diff --git a/tools/data_converter/waymo_converter.py b/tools/data_converter/waymo_converter.py
index 3d4105fbff..fc2ae013b5 100644
--- a/tools/data_converter/waymo_converter.py
+++ b/tools/data_converter/waymo_converter.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 r"""Adapted from `Waymo to KITTI converter
     <https://github.com/caizhongang/waymo_kitti_converter>`_.
 """
diff --git a/tools/misc/browse_dataset.py b/tools/misc/browse_dataset.py
index a7bbf476e0..e3419f66df 100644
--- a/tools/misc/browse_dataset.py
+++ b/tools/misc/browse_dataset.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import numpy as np
 import warnings
diff --git a/tools/misc/fuse_conv_bn.py b/tools/misc/fuse_conv_bn.py
index 8ebfc837e8..d4e22018d6 100644
--- a/tools/misc/fuse_conv_bn.py
+++ b/tools/misc/fuse_conv_bn.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import torch
 from mmcv.runner import save_checkpoint
diff --git a/tools/misc/print_config.py b/tools/misc/print_config.py
index dc1015c331..3100fc324b 100644
--- a/tools/misc/print_config.py
+++ b/tools/misc/print_config.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 from mmcv import Config, DictAction
 
diff --git a/tools/misc/visualize_results.py b/tools/misc/visualize_results.py
index cd820dd33b..302adc50ec 100644
--- a/tools/misc/visualize_results.py
+++ b/tools/misc/visualize_results.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import mmcv
 from mmcv import Config
diff --git a/tools/model_converters/convert_votenet_checkpoints.py b/tools/model_converters/convert_votenet_checkpoints.py
index 15db9ac02d..33792b00dd 100644
--- a/tools/model_converters/convert_votenet_checkpoints.py
+++ b/tools/model_converters/convert_votenet_checkpoints.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import tempfile
 import torch
diff --git a/tools/model_converters/publish_model.py b/tools/model_converters/publish_model.py
index 39795f14a5..318fd46a65 100644
--- a/tools/model_converters/publish_model.py
+++ b/tools/model_converters/publish_model.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import subprocess
 import torch
diff --git a/tools/model_converters/regnet2mmdet.py b/tools/model_converters/regnet2mmdet.py
index 51f77ff7fc..9dee3c878a 100644
--- a/tools/model_converters/regnet2mmdet.py
+++ b/tools/model_converters/regnet2mmdet.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import torch
 from collections import OrderedDict
diff --git a/tools/test.py b/tools/test.py
index 0815be97c8..a8eca66200 100644
--- a/tools/test.py
+++ b/tools/test.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import mmcv
 import os
diff --git a/tools/train.py b/tools/train.py
index 622dbf6781..ec16c0004d 100644
--- a/tools/train.py
+++ b/tools/train.py
@@ -1,3 +1,4 @@
+# Copyright (c) OpenMMLab. All rights reserved.
 from __future__ import division
 
 import argparse

From 409b2dce0c21b38322e8f2d1f48c930639346d06 Mon Sep 17 00:00:00 2001
From: "hudingchang.vendor" <hudingchang.vendor@sensetime.com>
Date: Tue, 17 Aug 2021 16:09:38 +0800
Subject: [PATCH 2/4] Add header for files

---
 mmdet3d/ops/ball_query/src/ball_query.cpp                        | 1 +
 mmdet3d/ops/ball_query/src/ball_query_cuda.cu                    | 1 +
 mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp  | 1 +
 .../ops/furthest_point_sample/src/furthest_point_sample_cuda.cu  | 1 +
 mmdet3d/ops/gather_points/src/gather_points.cpp                  | 1 +
 mmdet3d/ops/gather_points/src/gather_points_cuda.cu              | 1 +
 mmdet3d/ops/group_points/src/group_points.cpp                    | 1 +
 mmdet3d/ops/group_points/src/group_points_cuda.cu                | 1 +
 mmdet3d/ops/interpolate/src/interpolate.cpp                      | 1 +
 mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu            | 1 +
 mmdet3d/ops/interpolate/src/three_nn_cuda.cu                     | 1 +
 mmdet3d/ops/iou3d/src/iou3d.cpp                                  | 1 +
 mmdet3d/ops/iou3d/src/iou3d_kernel.cu                            | 1 +
 mmdet3d/ops/knn/src/knn.cpp                                      | 1 +
 mmdet3d/ops/knn/src/knn_cuda.cu                                  | 1 +
 mmdet3d/ops/paconv/src/assign_score_withk.cpp                    | 1 +
 mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu                | 1 +
 mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp          | 1 +
 mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu          | 1 +
 mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp              | 1 +
 mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu        | 1 +
 mmdet3d/ops/spconv/include/spconv/mp_helper.h                    | 1 +
 mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h         | 1 +
 mmdet3d/ops/spconv/include/tensorview/helper_launch.h            | 1 +
 mmdet3d/ops/voxel/src/scatter_points_cpu.cpp                     | 1 +
 mmdet3d/ops/voxel/src/scatter_points_cuda.cu                     | 1 +
 mmdet3d/ops/voxel/src/voxelization.cpp                           | 1 +
 mmdet3d/ops/voxel/src/voxelization.h                             | 1 +
 mmdet3d/ops/voxel/src/voxelization_cpu.cpp                       | 1 +
 mmdet3d/ops/voxel/src/voxelization_cuda.cu                       | 1 +
 30 files changed, 30 insertions(+)

diff --git a/mmdet3d/ops/ball_query/src/ball_query.cpp b/mmdet3d/ops/ball_query/src/ball_query.cpp
index 6e9d5f75a9..d11655640c 100644
--- a/mmdet3d/ops/ball_query/src/ball_query.cpp
+++ b/mmdet3d/ops/ball_query/src/ball_query.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/ball_query.cpp
 
diff --git a/mmdet3d/ops/ball_query/src/ball_query_cuda.cu b/mmdet3d/ops/ball_query/src/ball_query_cuda.cu
index d18e0192d0..994f380473 100644
--- a/mmdet3d/ops/ball_query/src/ball_query_cuda.cu
+++ b/mmdet3d/ops/ball_query/src/ball_query_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/ball_query_gpu.cu
 
diff --git a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
index be05890274..2108ccded6 100644
--- a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
+++ b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/sampling.cpp
 
diff --git a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
index 6e09709f7c..5406727c4c 100644
--- a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
+++ b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/sampling_gpu.cu
 
diff --git a/mmdet3d/ops/gather_points/src/gather_points.cpp b/mmdet3d/ops/gather_points/src/gather_points.cpp
index 01a3e4046f..5b26e05943 100644
--- a/mmdet3d/ops/gather_points/src/gather_points.cpp
+++ b/mmdet3d/ops/gather_points/src/gather_points.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/cuda/CUDAContext.h>
 #include <THC/THC.h>
 #include <torch/extension.h>
diff --git a/mmdet3d/ops/gather_points/src/gather_points_cuda.cu b/mmdet3d/ops/gather_points/src/gather_points_cuda.cu
index c93f6436d2..967c1cfa3c 100644
--- a/mmdet3d/ops/gather_points/src/gather_points_cuda.cu
+++ b/mmdet3d/ops/gather_points/src/gather_points_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <stdio.h>
 #include <stdlib.h>
 
diff --git a/mmdet3d/ops/group_points/src/group_points.cpp b/mmdet3d/ops/group_points/src/group_points.cpp
index 3cd6fc84e2..48b4690e6e 100644
--- a/mmdet3d/ops/group_points/src/group_points.cpp
+++ b/mmdet3d/ops/group_points/src/group_points.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/group_points.cpp
 
diff --git a/mmdet3d/ops/group_points/src/group_points_cuda.cu b/mmdet3d/ops/group_points/src/group_points_cuda.cu
index e94ce378cb..8bc98f28a2 100644
--- a/mmdet3d/ops/group_points/src/group_points_cuda.cu
+++ b/mmdet3d/ops/group_points/src/group_points_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/group_points_gpu.cu
 
diff --git a/mmdet3d/ops/interpolate/src/interpolate.cpp b/mmdet3d/ops/interpolate/src/interpolate.cpp
index 6382579b38..a0a2bd8034 100644
--- a/mmdet3d/ops/interpolate/src/interpolate.cpp
+++ b/mmdet3d/ops/interpolate/src/interpolate.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/interpolate.cpp
 
diff --git a/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu b/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
index 4789d8ba3c..f1a1ba1d97 100644
--- a/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
+++ b/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/interpolate_gpu.cu
 
diff --git a/mmdet3d/ops/interpolate/src/three_nn_cuda.cu b/mmdet3d/ops/interpolate/src/three_nn_cuda.cu
index 21796fcfc5..5dbfe20b5a 100644
--- a/mmdet3d/ops/interpolate/src/three_nn_cuda.cu
+++ b/mmdet3d/ops/interpolate/src/three_nn_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/interpolate_gpu.cu
 
diff --git a/mmdet3d/ops/iou3d/src/iou3d.cpp b/mmdet3d/ops/iou3d/src/iou3d.cpp
index 25a5cd98f1..6650e41802 100644
--- a/mmdet3d/ops/iou3d/src/iou3d.cpp
+++ b/mmdet3d/ops/iou3d/src/iou3d.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/open-mmlab/OpenPCDet/blob/master/pcdet/ops/iou3d_nms/src/iou3d_nms.cpp
 
diff --git a/mmdet3d/ops/iou3d/src/iou3d_kernel.cu b/mmdet3d/ops/iou3d/src/iou3d_kernel.cu
index 861aea3c5a..2311afcd86 100644
--- a/mmdet3d/ops/iou3d/src/iou3d_kernel.cu
+++ b/mmdet3d/ops/iou3d/src/iou3d_kernel.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/open-mmlab/OpenPCDet/blob/master/pcdet/ops/iou3d_nms/src/iou3d_nms_kernel.cu
 
diff --git a/mmdet3d/ops/knn/src/knn.cpp b/mmdet3d/ops/knn/src/knn.cpp
index 84ddf4b8a2..c8b258d343 100644
--- a/mmdet3d/ops/knn/src/knn.cpp
+++ b/mmdet3d/ops/knn/src/knn.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/pointops/src/knnquery_heap
 
 #include <torch/serialize/tensor.h>
diff --git a/mmdet3d/ops/knn/src/knn_cuda.cu b/mmdet3d/ops/knn/src/knn_cuda.cu
index 1e020ca4ab..1293512845 100644
--- a/mmdet3d/ops/knn/src/knn_cuda.cu
+++ b/mmdet3d/ops/knn/src/knn_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/pointops/src/knnquery_heap
 
 #include <cmath>
diff --git a/mmdet3d/ops/paconv/src/assign_score_withk.cpp b/mmdet3d/ops/paconv/src/assign_score_withk.cpp
index a568d4d0b6..e636bcaa55 100644
--- a/mmdet3d/ops/paconv/src/assign_score_withk.cpp
+++ b/mmdet3d/ops/paconv/src/assign_score_withk.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/paconv_lib/src/gpu
 
 #include <torch/torch.h>
diff --git a/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu b/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu
index 7ae56f24b2..4b1ef6312c 100644
--- a/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu
+++ b/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/paconv_lib/src/gpu
 
 #include <math.h>
diff --git a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp
index a26ffb62bb..b5b1687e39 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp
+++ b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
index 896b316e69..823acf924b 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
+++ b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp
index cd743b18bb..d9714a0424 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp
+++ b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
index 312b35dcbf..2eb3b4a1e9 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
+++ b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/spconv/include/spconv/mp_helper.h b/mmdet3d/ops/spconv/include/spconv/mp_helper.h
index 054aa39c28..b0e893a19c 100644
--- a/mmdet3d/ops/spconv/include/spconv/mp_helper.h
+++ b/mmdet3d/ops/spconv/include/spconv/mp_helper.h
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #ifndef MP_HELPER_H_
 #define MP_HELPER_H_
 #include <type_traits>
diff --git a/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h b/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h
index dbfa006fe0..74ee6706f9 100644
--- a/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h
+++ b/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #pragma once
 // from tensorflow
 namespace tv {
diff --git a/mmdet3d/ops/spconv/include/tensorview/helper_launch.h b/mmdet3d/ops/spconv/include/tensorview/helper_launch.h
index fa349c0871..c8b3b0172f 100644
--- a/mmdet3d/ops/spconv/include/tensorview/helper_launch.h
+++ b/mmdet3d/ops/spconv/include/tensorview/helper_launch.h
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #pragma once
 // from pytorch.aten
 #include "tensorview.h"
diff --git a/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp b/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp
index c22b8aeda6..ca51607575 100644
--- a/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp
+++ b/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/TensorUtils.h>
 #include <torch/extension.h>
 // #include "voxelization.h"
diff --git a/mmdet3d/ops/voxel/src/scatter_points_cuda.cu b/mmdet3d/ops/voxel/src/scatter_points_cuda.cu
index ea17e9f63f..bccd45eec6 100644
--- a/mmdet3d/ops/voxel/src/scatter_points_cuda.cu
+++ b/mmdet3d/ops/voxel/src/scatter_points_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/ATen.h>
 #include <ATen/cuda/CUDAContext.h>
 #include <torch/types.h>
diff --git a/mmdet3d/ops/voxel/src/voxelization.cpp b/mmdet3d/ops/voxel/src/voxelization.cpp
index f83348e31a..817f208d52 100644
--- a/mmdet3d/ops/voxel/src/voxelization.cpp
+++ b/mmdet3d/ops/voxel/src/voxelization.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <torch/extension.h>
 #include "voxelization.h"
 
diff --git a/mmdet3d/ops/voxel/src/voxelization.h b/mmdet3d/ops/voxel/src/voxelization.h
index 47df1d34ec..d7c8b9413e 100644
--- a/mmdet3d/ops/voxel/src/voxelization.h
+++ b/mmdet3d/ops/voxel/src/voxelization.h
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #pragma once
 #include <torch/extension.h>
 
diff --git a/mmdet3d/ops/voxel/src/voxelization_cpu.cpp b/mmdet3d/ops/voxel/src/voxelization_cpu.cpp
index 6bcec4019c..470dce7b6c 100644
--- a/mmdet3d/ops/voxel/src/voxelization_cpu.cpp
+++ b/mmdet3d/ops/voxel/src/voxelization_cpu.cpp
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/TensorUtils.h>
 #include <torch/extension.h>
 // #include "voxelization.h"
diff --git a/mmdet3d/ops/voxel/src/voxelization_cuda.cu b/mmdet3d/ops/voxel/src/voxelization_cuda.cu
index 2af00075b5..a67c89d3ad 100644
--- a/mmdet3d/ops/voxel/src/voxelization_cuda.cu
+++ b/mmdet3d/ops/voxel/src/voxelization_cuda.cu
@@ -1,3 +1,4 @@
+// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/ATen.h>
 #include <ATen/cuda/CUDAContext.h>
 #include <c10/cuda/CUDAGuard.h>

From d82bda9b95bf4fafb980591393e8e4778286bd26 Mon Sep 17 00:00:00 2001
From: "hudingchang.vendor" <hudingchang.vendor@sensetime.com>
Date: Tue, 17 Aug 2021 16:51:19 +0800
Subject: [PATCH 3/4] Add header for files

---
 docs/stat.py       | 1 -
 docs_zh-CN/stat.py | 1 -
 2 files changed, 2 deletions(-)

diff --git a/docs/stat.py b/docs/stat.py
index a58cb8e0dd..68a945b3d8 100755
--- a/docs/stat.py
+++ b/docs/stat.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 #!/usr/bin/env python
 import functools as func
 import glob
diff --git a/docs_zh-CN/stat.py b/docs_zh-CN/stat.py
index a58cb8e0dd..68a945b3d8 100755
--- a/docs_zh-CN/stat.py
+++ b/docs_zh-CN/stat.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 #!/usr/bin/env python
 import functools as func
 import glob

From 95240a4e117542518119fa3e486855fb7890f297 Mon Sep 17 00:00:00 2001
From: "hudingchang.vendor" <hudingchang.vendor@sensetime.com>
Date: Tue, 17 Aug 2021 22:16:38 +0800
Subject: [PATCH 4/4] Add header for files

---
 data/s3dis/collect_indoor3d_data.py                              | 1 -
 data/s3dis/indoor3d_util.py                                      | 1 -
 data/scannet/extract_posed_images.py                             | 1 -
 docs/conf.py                                                     | 1 -
 docs_zh-CN/conf.py                                               | 1 -
 mmdet3d/ops/ball_query/__init__.py                               | 1 -
 mmdet3d/ops/ball_query/ball_query.py                             | 1 -
 mmdet3d/ops/ball_query/src/ball_query.cpp                        | 1 -
 mmdet3d/ops/ball_query/src/ball_query_cuda.cu                    | 1 -
 mmdet3d/ops/furthest_point_sample/__init__.py                    | 1 -
 mmdet3d/ops/furthest_point_sample/furthest_point_sample.py       | 1 -
 mmdet3d/ops/furthest_point_sample/points_sampler.py              | 1 -
 mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp  | 1 -
 .../ops/furthest_point_sample/src/furthest_point_sample_cuda.cu  | 1 -
 mmdet3d/ops/furthest_point_sample/utils.py                       | 1 -
 mmdet3d/ops/gather_points/__init__.py                            | 1 -
 mmdet3d/ops/gather_points/gather_points.py                       | 1 -
 mmdet3d/ops/gather_points/src/gather_points.cpp                  | 1 -
 mmdet3d/ops/gather_points/src/gather_points_cuda.cu              | 1 -
 mmdet3d/ops/group_points/__init__.py                             | 1 -
 mmdet3d/ops/group_points/group_points.py                         | 1 -
 mmdet3d/ops/group_points/src/group_points.cpp                    | 1 -
 mmdet3d/ops/group_points/src/group_points_cuda.cu                | 1 -
 mmdet3d/ops/interpolate/__init__.py                              | 1 -
 mmdet3d/ops/interpolate/src/interpolate.cpp                      | 1 -
 mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu            | 1 -
 mmdet3d/ops/interpolate/src/three_nn_cuda.cu                     | 1 -
 mmdet3d/ops/interpolate/three_interpolate.py                     | 1 -
 mmdet3d/ops/interpolate/three_nn.py                              | 1 -
 mmdet3d/ops/iou3d/__init__.py                                    | 1 -
 mmdet3d/ops/iou3d/iou3d_utils.py                                 | 1 -
 mmdet3d/ops/iou3d/src/iou3d.cpp                                  | 1 -
 mmdet3d/ops/iou3d/src/iou3d_kernel.cu                            | 1 -
 mmdet3d/ops/knn/__init__.py                                      | 1 -
 mmdet3d/ops/knn/knn.py                                           | 1 -
 mmdet3d/ops/knn/src/knn.cpp                                      | 1 -
 mmdet3d/ops/knn/src/knn_cuda.cu                                  | 1 -
 mmdet3d/ops/norm.py                                              | 1 -
 mmdet3d/ops/paconv/__init__.py                                   | 1 -
 mmdet3d/ops/paconv/assign_score.py                               | 1 -
 mmdet3d/ops/paconv/paconv.py                                     | 1 -
 mmdet3d/ops/paconv/src/assign_score_withk.cpp                    | 1 -
 mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu                | 1 -
 mmdet3d/ops/paconv/utils.py                                      | 1 -
 mmdet3d/ops/roiaware_pool3d/__init__.py                          | 1 -
 mmdet3d/ops/roiaware_pool3d/points_in_boxes.py                   | 1 -
 mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py                   | 1 -
 mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp          | 1 -
 mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu          | 1 -
 mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp              | 1 -
 mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu        | 1 -
 mmdet3d/ops/spconv/include/spconv/mp_helper.h                    | 1 -
 mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h         | 1 -
 mmdet3d/ops/spconv/include/tensorview/helper_launch.h            | 1 -
 mmdet3d/ops/spconv/structure.py                                  | 1 -
 mmdet3d/ops/voxel/__init__.py                                    | 1 -
 mmdet3d/ops/voxel/scatter_points.py                              | 1 -
 mmdet3d/ops/voxel/src/scatter_points_cpu.cpp                     | 1 -
 mmdet3d/ops/voxel/src/scatter_points_cuda.cu                     | 1 -
 mmdet3d/ops/voxel/src/voxelization.cpp                           | 1 -
 mmdet3d/ops/voxel/src/voxelization.h                             | 1 -
 mmdet3d/ops/voxel/src/voxelization_cpu.cpp                       | 1 -
 mmdet3d/ops/voxel/src/voxelization_cuda.cu                       | 1 -
 63 files changed, 63 deletions(-)

diff --git a/data/s3dis/collect_indoor3d_data.py b/data/s3dis/collect_indoor3d_data.py
index 0d35fdb1bf..3dc4a05fd5 100644
--- a/data/s3dis/collect_indoor3d_data.py
+++ b/data/s3dis/collect_indoor3d_data.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import mmcv
 from indoor3d_util import export
diff --git a/data/s3dis/indoor3d_util.py b/data/s3dis/indoor3d_util.py
index e97b166c7d..a500a1d4e0 100644
--- a/data/s3dis/indoor3d_util.py
+++ b/data/s3dis/indoor3d_util.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import glob
 import numpy as np
 from os import path as osp
diff --git a/data/scannet/extract_posed_images.py b/data/scannet/extract_posed_images.py
index c1c3841344..7018f32d11 100644
--- a/data/scannet/extract_posed_images.py
+++ b/data/scannet/extract_posed_images.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 # Modified from https://github.com/ScanNet/ScanNet/blob/master/SensReader/python/SensorData.py # noqa
 import imageio
 import mmcv
diff --git a/docs/conf.py b/docs/conf.py
index 70e90a2c1e..77d1f9548a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full
diff --git a/docs_zh-CN/conf.py b/docs_zh-CN/conf.py
index 70e90a2c1e..77d1f9548a 100644
--- a/docs_zh-CN/conf.py
+++ b/docs_zh-CN/conf.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full
diff --git a/mmdet3d/ops/ball_query/__init__.py b/mmdet3d/ops/ball_query/__init__.py
index 2e4704259b..5e7937cad9 100644
--- a/mmdet3d/ops/ball_query/__init__.py
+++ b/mmdet3d/ops/ball_query/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .ball_query import ball_query
 
 __all__ = ['ball_query']
diff --git a/mmdet3d/ops/ball_query/ball_query.py b/mmdet3d/ops/ball_query/ball_query.py
index 3d6ffeddd0..bae81ad29c 100644
--- a/mmdet3d/ops/ball_query/ball_query.py
+++ b/mmdet3d/ops/ball_query/ball_query.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/ball_query/src/ball_query.cpp b/mmdet3d/ops/ball_query/src/ball_query.cpp
index d11655640c..6e9d5f75a9 100644
--- a/mmdet3d/ops/ball_query/src/ball_query.cpp
+++ b/mmdet3d/ops/ball_query/src/ball_query.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/ball_query.cpp
 
diff --git a/mmdet3d/ops/ball_query/src/ball_query_cuda.cu b/mmdet3d/ops/ball_query/src/ball_query_cuda.cu
index 994f380473..d18e0192d0 100644
--- a/mmdet3d/ops/ball_query/src/ball_query_cuda.cu
+++ b/mmdet3d/ops/ball_query/src/ball_query_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/ball_query_gpu.cu
 
diff --git a/mmdet3d/ops/furthest_point_sample/__init__.py b/mmdet3d/ops/furthest_point_sample/__init__.py
index 556af8a3ec..06d57d974f 100644
--- a/mmdet3d/ops/furthest_point_sample/__init__.py
+++ b/mmdet3d/ops/furthest_point_sample/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .furthest_point_sample import (furthest_point_sample,
                                     furthest_point_sample_with_dist)
 from .points_sampler import Points_Sampler
diff --git a/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py b/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py
index cdf293bfb5..af53317810 100644
--- a/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py
+++ b/mmdet3d/ops/furthest_point_sample/furthest_point_sample.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/furthest_point_sample/points_sampler.py b/mmdet3d/ops/furthest_point_sample/points_sampler.py
index f761cbcbf9..9a3bd2ae42 100644
--- a/mmdet3d/ops/furthest_point_sample/points_sampler.py
+++ b/mmdet3d/ops/furthest_point_sample/points_sampler.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.runner import force_fp32
 from torch import nn as nn
diff --git a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
index 2108ccded6..be05890274 100644
--- a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
+++ b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/sampling.cpp
 
diff --git a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
index 5406727c4c..6e09709f7c 100644
--- a/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
+++ b/mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/sampling_gpu.cu
 
diff --git a/mmdet3d/ops/furthest_point_sample/utils.py b/mmdet3d/ops/furthest_point_sample/utils.py
index c6709e6a0d..4ca235e13b 100644
--- a/mmdet3d/ops/furthest_point_sample/utils.py
+++ b/mmdet3d/ops/furthest_point_sample/utils.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/mmdet3d/ops/gather_points/__init__.py b/mmdet3d/ops/gather_points/__init__.py
index 51476dd72e..e8018ea879 100644
--- a/mmdet3d/ops/gather_points/__init__.py
+++ b/mmdet3d/ops/gather_points/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .gather_points import gather_points
 
 __all__ = ['gather_points']
diff --git a/mmdet3d/ops/gather_points/gather_points.py b/mmdet3d/ops/gather_points/gather_points.py
index f1051a73bd..8f109a0cbd 100644
--- a/mmdet3d/ops/gather_points/gather_points.py
+++ b/mmdet3d/ops/gather_points/gather_points.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/gather_points/src/gather_points.cpp b/mmdet3d/ops/gather_points/src/gather_points.cpp
index 5b26e05943..01a3e4046f 100644
--- a/mmdet3d/ops/gather_points/src/gather_points.cpp
+++ b/mmdet3d/ops/gather_points/src/gather_points.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/cuda/CUDAContext.h>
 #include <THC/THC.h>
 #include <torch/extension.h>
diff --git a/mmdet3d/ops/gather_points/src/gather_points_cuda.cu b/mmdet3d/ops/gather_points/src/gather_points_cuda.cu
index 967c1cfa3c..c93f6436d2 100644
--- a/mmdet3d/ops/gather_points/src/gather_points_cuda.cu
+++ b/mmdet3d/ops/gather_points/src/gather_points_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <stdio.h>
 #include <stdlib.h>
 
diff --git a/mmdet3d/ops/group_points/__init__.py b/mmdet3d/ops/group_points/__init__.py
index a8bfefe831..7d8040a460 100644
--- a/mmdet3d/ops/group_points/__init__.py
+++ b/mmdet3d/ops/group_points/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .group_points import GroupAll, QueryAndGroup, grouping_operation
 
 __all__ = ['QueryAndGroup', 'GroupAll', 'grouping_operation']
diff --git a/mmdet3d/ops/group_points/group_points.py b/mmdet3d/ops/group_points/group_points.py
index 1ced225dce..88122a88d5 100644
--- a/mmdet3d/ops/group_points/group_points.py
+++ b/mmdet3d/ops/group_points/group_points.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn as nn
 from torch.autograd import Function
diff --git a/mmdet3d/ops/group_points/src/group_points.cpp b/mmdet3d/ops/group_points/src/group_points.cpp
index 48b4690e6e..3cd6fc84e2 100644
--- a/mmdet3d/ops/group_points/src/group_points.cpp
+++ b/mmdet3d/ops/group_points/src/group_points.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/group_points.cpp
 
diff --git a/mmdet3d/ops/group_points/src/group_points_cuda.cu b/mmdet3d/ops/group_points/src/group_points_cuda.cu
index 8bc98f28a2..e94ce378cb 100644
--- a/mmdet3d/ops/group_points/src/group_points_cuda.cu
+++ b/mmdet3d/ops/group_points/src/group_points_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/group_points_gpu.cu
 
diff --git a/mmdet3d/ops/interpolate/__init__.py b/mmdet3d/ops/interpolate/__init__.py
index 7aded93c3d..cf44d98390 100644
--- a/mmdet3d/ops/interpolate/__init__.py
+++ b/mmdet3d/ops/interpolate/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .three_interpolate import three_interpolate
 from .three_nn import three_nn
 
diff --git a/mmdet3d/ops/interpolate/src/interpolate.cpp b/mmdet3d/ops/interpolate/src/interpolate.cpp
index a0a2bd8034..6382579b38 100644
--- a/mmdet3d/ops/interpolate/src/interpolate.cpp
+++ b/mmdet3d/ops/interpolate/src/interpolate.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/interpolate.cpp
 
diff --git a/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu b/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
index f1a1ba1d97..4789d8ba3c 100644
--- a/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
+++ b/mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/interpolate_gpu.cu
 
diff --git a/mmdet3d/ops/interpolate/src/three_nn_cuda.cu b/mmdet3d/ops/interpolate/src/three_nn_cuda.cu
index 5dbfe20b5a..21796fcfc5 100644
--- a/mmdet3d/ops/interpolate/src/three_nn_cuda.cu
+++ b/mmdet3d/ops/interpolate/src/three_nn_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/Pointnet2.PyTorch/tree/master/pointnet2/src/interpolate_gpu.cu
 
diff --git a/mmdet3d/ops/interpolate/three_interpolate.py b/mmdet3d/ops/interpolate/three_interpolate.py
index 8fd8b3c685..233cb5d75b 100644
--- a/mmdet3d/ops/interpolate/three_interpolate.py
+++ b/mmdet3d/ops/interpolate/three_interpolate.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 from typing import Tuple
diff --git a/mmdet3d/ops/interpolate/three_nn.py b/mmdet3d/ops/interpolate/three_nn.py
index d9b9fad8f3..6c174bd7b9 100644
--- a/mmdet3d/ops/interpolate/three_nn.py
+++ b/mmdet3d/ops/interpolate/three_nn.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 from typing import Tuple
diff --git a/mmdet3d/ops/iou3d/__init__.py b/mmdet3d/ops/iou3d/__init__.py
index dd584e75dc..9c35fb7af3 100644
--- a/mmdet3d/ops/iou3d/__init__.py
+++ b/mmdet3d/ops/iou3d/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .iou3d_utils import boxes_iou_bev, nms_gpu, nms_normal_gpu
 
 __all__ = ['boxes_iou_bev', 'nms_gpu', 'nms_normal_gpu']
diff --git a/mmdet3d/ops/iou3d/iou3d_utils.py b/mmdet3d/ops/iou3d/iou3d_utils.py
index 2b9b41f184..6f36019e72 100644
--- a/mmdet3d/ops/iou3d/iou3d_utils.py
+++ b/mmdet3d/ops/iou3d/iou3d_utils.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from . import iou3d_cuda
diff --git a/mmdet3d/ops/iou3d/src/iou3d.cpp b/mmdet3d/ops/iou3d/src/iou3d.cpp
index 6650e41802..25a5cd98f1 100644
--- a/mmdet3d/ops/iou3d/src/iou3d.cpp
+++ b/mmdet3d/ops/iou3d/src/iou3d.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/open-mmlab/OpenPCDet/blob/master/pcdet/ops/iou3d_nms/src/iou3d_nms.cpp
 
diff --git a/mmdet3d/ops/iou3d/src/iou3d_kernel.cu b/mmdet3d/ops/iou3d/src/iou3d_kernel.cu
index 2311afcd86..861aea3c5a 100644
--- a/mmdet3d/ops/iou3d/src/iou3d_kernel.cu
+++ b/mmdet3d/ops/iou3d/src/iou3d_kernel.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/open-mmlab/OpenPCDet/blob/master/pcdet/ops/iou3d_nms/src/iou3d_nms_kernel.cu
 
diff --git a/mmdet3d/ops/knn/__init__.py b/mmdet3d/ops/knn/__init__.py
index d756a84d6f..c8cb712b09 100644
--- a/mmdet3d/ops/knn/__init__.py
+++ b/mmdet3d/ops/knn/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .knn import knn
 
 __all__ = ['knn']
diff --git a/mmdet3d/ops/knn/knn.py b/mmdet3d/ops/knn/knn.py
index 33dee83626..f05bc75f88 100644
--- a/mmdet3d/ops/knn/knn.py
+++ b/mmdet3d/ops/knn/knn.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch.autograd import Function
 
diff --git a/mmdet3d/ops/knn/src/knn.cpp b/mmdet3d/ops/knn/src/knn.cpp
index c8b258d343..84ddf4b8a2 100644
--- a/mmdet3d/ops/knn/src/knn.cpp
+++ b/mmdet3d/ops/knn/src/knn.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/pointops/src/knnquery_heap
 
 #include <torch/serialize/tensor.h>
diff --git a/mmdet3d/ops/knn/src/knn_cuda.cu b/mmdet3d/ops/knn/src/knn_cuda.cu
index 1293512845..1e020ca4ab 100644
--- a/mmdet3d/ops/knn/src/knn_cuda.cu
+++ b/mmdet3d/ops/knn/src/knn_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/pointops/src/knnquery_heap
 
 #include <cmath>
diff --git a/mmdet3d/ops/norm.py b/mmdet3d/ops/norm.py
index daaf0d5092..e9db8fb579 100644
--- a/mmdet3d/ops/norm.py
+++ b/mmdet3d/ops/norm.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from mmcv.cnn import NORM_LAYERS
 from mmcv.runner import force_fp32
diff --git a/mmdet3d/ops/paconv/__init__.py b/mmdet3d/ops/paconv/__init__.py
index f723c14378..ab19d7c20f 100644
--- a/mmdet3d/ops/paconv/__init__.py
+++ b/mmdet3d/ops/paconv/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .assign_score import assign_score_withk
 from .paconv import PAConv, PAConvCUDA
 
diff --git a/mmdet3d/ops/paconv/assign_score.py b/mmdet3d/ops/paconv/assign_score.py
index 9d00b7b6cf..3e3f6730da 100644
--- a/mmdet3d/ops/paconv/assign_score.py
+++ b/mmdet3d/ops/paconv/assign_score.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from torch.autograd import Function
 
 from . import assign_score_withk_ext
diff --git a/mmdet3d/ops/paconv/paconv.py b/mmdet3d/ops/paconv/paconv.py
index 229a6093d5..3e401a49b8 100644
--- a/mmdet3d/ops/paconv/paconv.py
+++ b/mmdet3d/ops/paconv/paconv.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import copy
 import torch
 from mmcv.cnn import (ConvModule, build_activation_layer, build_norm_layer,
diff --git a/mmdet3d/ops/paconv/src/assign_score_withk.cpp b/mmdet3d/ops/paconv/src/assign_score_withk.cpp
index e636bcaa55..a568d4d0b6 100644
--- a/mmdet3d/ops/paconv/src/assign_score_withk.cpp
+++ b/mmdet3d/ops/paconv/src/assign_score_withk.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/paconv_lib/src/gpu
 
 #include <torch/torch.h>
diff --git a/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu b/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu
index 4b1ef6312c..7ae56f24b2 100644
--- a/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu
+++ b/mmdet3d/ops/paconv/src/assign_score_withk_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from https://github.com/CVMI-Lab/PAConv/tree/main/scene_seg/lib/paconv_lib/src/gpu
 
 #include <math.h>
diff --git a/mmdet3d/ops/paconv/utils.py b/mmdet3d/ops/paconv/utils.py
index 772b64d52d..4441c86e20 100644
--- a/mmdet3d/ops/paconv/utils.py
+++ b/mmdet3d/ops/paconv/utils.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 
diff --git a/mmdet3d/ops/roiaware_pool3d/__init__.py b/mmdet3d/ops/roiaware_pool3d/__init__.py
index eb7600a167..aba9e18d37 100644
--- a/mmdet3d/ops/roiaware_pool3d/__init__.py
+++ b/mmdet3d/ops/roiaware_pool3d/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .points_in_boxes import (points_in_boxes_batch, points_in_boxes_cpu,
                               points_in_boxes_gpu)
 from .roiaware_pool3d import RoIAwarePool3d
diff --git a/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py b/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py
index 06e8bdd676..f576fedcc5 100644
--- a/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py
+++ b/mmdet3d/ops/roiaware_pool3d/points_in_boxes.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 
 from . import roiaware_pool3d_ext
diff --git a/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py b/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py
index 32c00fcac7..231d718068 100644
--- a/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py
+++ b/mmdet3d/ops/roiaware_pool3d/roiaware_pool3d.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import mmcv
 import torch
 from torch import nn as nn
diff --git a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp
index b5b1687e39..a26ffb62bb 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp
+++ b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cpu.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
index 823acf924b..896b316e69 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
+++ b/mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp
index d9714a0424..cd743b18bb 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp
+++ b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
index 2eb3b4a1e9..312b35dcbf 100644
--- a/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
+++ b/mmdet3d/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 // Modified from
 // https://github.com/sshaoshuai/PCDet/blob/master/pcdet/ops/roiaware_pool3d/src/roiaware_pool3d_kernel.cu
 // Written by Shaoshuai Shi
diff --git a/mmdet3d/ops/spconv/include/spconv/mp_helper.h b/mmdet3d/ops/spconv/include/spconv/mp_helper.h
index b0e893a19c..054aa39c28 100644
--- a/mmdet3d/ops/spconv/include/spconv/mp_helper.h
+++ b/mmdet3d/ops/spconv/include/spconv/mp_helper.h
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #ifndef MP_HELPER_H_
 #define MP_HELPER_H_
 #include <type_traits>
diff --git a/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h b/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h
index 74ee6706f9..dbfa006fe0 100644
--- a/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h
+++ b/mmdet3d/ops/spconv/include/tensorview/helper_kernel.cu.h
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #pragma once
 // from tensorflow
 namespace tv {
diff --git a/mmdet3d/ops/spconv/include/tensorview/helper_launch.h b/mmdet3d/ops/spconv/include/tensorview/helper_launch.h
index c8b3b0172f..fa349c0871 100644
--- a/mmdet3d/ops/spconv/include/tensorview/helper_launch.h
+++ b/mmdet3d/ops/spconv/include/tensorview/helper_launch.h
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #pragma once
 // from pytorch.aten
 #include "tensorview.h"
diff --git a/mmdet3d/ops/spconv/structure.py b/mmdet3d/ops/spconv/structure.py
index d6e1d97c32..6e59af28ee 100644
--- a/mmdet3d/ops/spconv/structure.py
+++ b/mmdet3d/ops/spconv/structure.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import torch
 
diff --git a/mmdet3d/ops/voxel/__init__.py b/mmdet3d/ops/voxel/__init__.py
index 4c35315fbd..a74fb63f9f 100644
--- a/mmdet3d/ops/voxel/__init__.py
+++ b/mmdet3d/ops/voxel/__init__.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 from .scatter_points import DynamicScatter, dynamic_scatter
 from .voxelize import Voxelization, voxelization
 
diff --git a/mmdet3d/ops/voxel/scatter_points.py b/mmdet3d/ops/voxel/scatter_points.py
index ff14ca2cfd..faf44ad2fb 100644
--- a/mmdet3d/ops/voxel/scatter_points.py
+++ b/mmdet3d/ops/voxel/scatter_points.py
@@ -1,4 +1,3 @@
-# Copyright (c) OpenMMLab. All rights reserved.
 import torch
 from torch import nn
 from torch.autograd import Function
diff --git a/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp b/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp
index ca51607575..c22b8aeda6 100644
--- a/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp
+++ b/mmdet3d/ops/voxel/src/scatter_points_cpu.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/TensorUtils.h>
 #include <torch/extension.h>
 // #include "voxelization.h"
diff --git a/mmdet3d/ops/voxel/src/scatter_points_cuda.cu b/mmdet3d/ops/voxel/src/scatter_points_cuda.cu
index bccd45eec6..ea17e9f63f 100644
--- a/mmdet3d/ops/voxel/src/scatter_points_cuda.cu
+++ b/mmdet3d/ops/voxel/src/scatter_points_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/ATen.h>
 #include <ATen/cuda/CUDAContext.h>
 #include <torch/types.h>
diff --git a/mmdet3d/ops/voxel/src/voxelization.cpp b/mmdet3d/ops/voxel/src/voxelization.cpp
index 817f208d52..f83348e31a 100644
--- a/mmdet3d/ops/voxel/src/voxelization.cpp
+++ b/mmdet3d/ops/voxel/src/voxelization.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <torch/extension.h>
 #include "voxelization.h"
 
diff --git a/mmdet3d/ops/voxel/src/voxelization.h b/mmdet3d/ops/voxel/src/voxelization.h
index d7c8b9413e..47df1d34ec 100644
--- a/mmdet3d/ops/voxel/src/voxelization.h
+++ b/mmdet3d/ops/voxel/src/voxelization.h
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #pragma once
 #include <torch/extension.h>
 
diff --git a/mmdet3d/ops/voxel/src/voxelization_cpu.cpp b/mmdet3d/ops/voxel/src/voxelization_cpu.cpp
index 470dce7b6c..6bcec4019c 100644
--- a/mmdet3d/ops/voxel/src/voxelization_cpu.cpp
+++ b/mmdet3d/ops/voxel/src/voxelization_cpu.cpp
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/TensorUtils.h>
 #include <torch/extension.h>
 // #include "voxelization.h"
diff --git a/mmdet3d/ops/voxel/src/voxelization_cuda.cu b/mmdet3d/ops/voxel/src/voxelization_cuda.cu
index a67c89d3ad..2af00075b5 100644
--- a/mmdet3d/ops/voxel/src/voxelization_cuda.cu
+++ b/mmdet3d/ops/voxel/src/voxelization_cuda.cu
@@ -1,4 +1,3 @@
-// Copyright (c) OpenMMLab. All rights reserved.
 #include <ATen/ATen.h>
 #include <ATen/cuda/CUDAContext.h>
 #include <c10/cuda/CUDAGuard.h>