[misc] Sort python import order (#2247)

* [misc] Sort python import order

* add isort

* fix import isort

benchmarks/async_advection.py

@@ -1,8 +1,9 @@
-import taichi as ti
 import math
 
 from utils import benchmark_async
 
+import taichi as ti
+
 # TODO: staggerred grid
 
 

benchmarks/async_cases.py

@@ -1,13 +1,13 @@
-import taichi as ti
 import math
 import os
 import sys
 
-sys.path.append(os.path.join(ti.core.get_repo_dir(), 'tests', 'python'))
+import taichi as ti
 
-from fuse_test_template import template_fuse_dense_x2y2z, \
-    template_fuse_reduction
+sys.path.append(os.path.join(ti.core.get_repo_dir(), 'tests', 'python'))
 
+from fuse_test_template import (template_fuse_dense_x2y2z,
+                                template_fuse_reduction)
 from utils import *
 
 

benchmarks/benchmark_async.py

@@ -1,7 +1,7 @@
-import taichi as ti
-
-from async_cases import *
 from async_advection import *
+from async_cases import *
+
+import taichi as ti
 
 rerun = True
 

benchmarks/mpm2d.py

@@ -1,7 +1,9 @@
-import taichi as ti
-import numpy as np
 import time
 
+import numpy as np
+
+import taichi as ti
+
 
 @ti.all_archs
 def benchmark_range():

benchmarks/run.py

@@ -1,4 +1,5 @@
 import os
+
 import taichi as ti
 
 

benchmarks/summarize_async.py

@@ -1,6 +1,7 @@
-import yaml
 import math
 
+import yaml
+
 with open('benchmark.yml') as f:
     data = yaml.load(f)
 

benchmarks/utils.py

@@ -1,7 +1,8 @@
-import taichi as ti
 import functools
 import os
 
+import taichi as ti
+
 
 def benchmark_async(func):
     @functools.wraps(func)

misc/appveyor_filter.py

@@ -1,5 +1,5 @@
-import sys
 import os
+import sys
 
 msg = os.environ["APPVEYOR_REPO_COMMIT_MESSAGE"]
 if msg.startswith('[release]') or sys.version_info[1] == 6:

misc/async_mgpcg.py

@@ -1,6 +1,8 @@
+import time
+
 import numpy as np
+
 import taichi as ti
-import time
 
 real = ti.f32
 ti.init(default_fp=real,

misc/benchmark_bls.py

@@ -1,5 +1,7 @@
-import taichi as ti
 import sys
+
+import taichi as ti
+
 sys.path.append('../tests/python/')
 
 from bls_test_template import bls_test_template

misc/benchmark_compile.py

@@ -1,7 +1,8 @@
-import taichi as ti
-from pytest import approx
 import autograd.numpy as np
 from autograd import grad
+from pytest import approx
+
+import taichi as ti
 
 
 @ti.all_archs

misc/benchmark_parallel_compilation.py

@@ -1,6 +1,7 @@
 # This file has a kernel with 16 equal offloaded tasks.
 
 import taichi as ti
+
 ti.init(arch=ti.x64)
 quality = 1  # Use a larger value for higher-res simulations
 n_particles, n_grid = 9000 * quality**2, 128 * quality

misc/benchmark_reduction_tmps.py

@@ -1,7 +1,9 @@
-import taichi as ti
 import time
+
 from pytest import approx
 
+import taichi as ti
+
 # TODO: make this a real benchmark and set up regression
 # TODO: merge this file into benchmark_reduction.py
 ti.init(arch=ti.gpu,

misc/benchmark_scatter_bls.py

@@ -1,5 +1,7 @@
-import taichi as ti
 import sys
+
+import taichi as ti
+
 sys.path.append('../tests/python/')
 
 from bls_test_template import bls_particle_grid

misc/benchmark_tensor_access.py

@@ -1,7 +1,8 @@
-import taichi as ti
-import time
 import ctypes
 import math
+import time
+
+import taichi as ti
 
 libm = ctypes.CDLL('libm.so.6')
 

misc/ci_check_pr_title.py

@@ -1,4 +1,9 @@
-import sys, os, json, semver, git
+import json
+import os
+import sys
+
+import git
+import semver
 
 
 def get_old_ver():

misc/ci_check_previous_run.py

@@ -1,9 +1,9 @@
 import argparse
 import json
 import logging
+import sys
 import time
 import urllib.request as ur
-import sys
 
 API_PREFIX = 'https://api.github.com/repos/taichi-dev/taichi'
 SHA = 'sha'

misc/ci_setup.py

@@ -1,11 +1,10 @@
 print("* Taichi Installer")
 
 import os
-import sys
 import platform
 import subprocess
+import sys
 from os import environ
-import platform
 
 print(platform.architecture())
 build_type = 'default'

misc/copyright.py

@@ -10,9 +10,9 @@
 import argparse
 import os
 import re
-import time
 import subprocess
 import sys
+import time
 from datetime import datetime
 from enum import Enum
 from typing import List

misc/count_tags.py

@@ -1,4 +1,6 @@
-import sys, os
+import os
+import sys
+
 from git import Repo
 
 commits = list(Repo('.').iter_commits('master'))

misc/demo_constant_fold.py

@@ -1,5 +1,6 @@
 # https://github.com/taichi-dev/taichi/pull/839#issuecomment-626217806
 import taichi as ti
+
 ti.init(print_ir=True)
 #ti.core.toggle_advanced_optimization(False)
 

misc/demo_excepthook.py

@@ -1,4 +1,5 @@
 import taichi as ti
+
 ti.init()
 ti.enable_excepthook()
 

misc/demo_external_func.py

@@ -1,6 +1,7 @@
-import taichi as ti
-import os
 import ctypes
+import os
+
+import taichi as ti
 
 ti.init()
 

misc/demo_launch_overhead.py

@@ -1,6 +1,7 @@
-import taichi as ti
 import time
 
+import taichi as ti
+
 ti.init()
 
 

misc/format_server.py

@@ -1,7 +1,8 @@
 import argparse
-from http.server import HTTPServer, BaseHTTPRequestHandler
-import requests
 import subprocess
+from http.server import BaseHTTPRequestHandler, HTTPServer
+
+import requests
 
 # TODO: remove these globals?
 server_addr, server_port = None, None

misc/generate_commit_hash.py

@@ -1,5 +1,7 @@
-from git import Repo
 import os
+
+from git import Repo
+
 repo_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), '../')
 repo = Repo(repo_dir)
 commit_hash = str(repo.head.commit)

misc/generate_ir_design_doc.py

@@ -1,7 +1,9 @@
-import taichi as ti
 import os
+
 import yaml
 
+import taichi as ti
+
 
 def extract_doc(doc_filename=None):
     repo_dir = ti.get_repo_directory()

misc/minimal_timed.py

@@ -1,6 +1,7 @@
-import taichi as ti
 import time
 
+import taichi as ti
+
 t = time.time()
 ti.init(arch=ti.cuda, print_kernel_llvm_ir_optimized=True)
 

misc/test_gpu_async.py

@@ -1,6 +1,7 @@
-import taichi as ti
 import time
 
+import taichi as ti
+
 ti.init(arch=ti.cuda)
 
 a = ti.field(ti.f32, shape=(1024 * 1024 * 1024))

misc/test_gui.py

@@ -1,6 +1,7 @@
-import taichi as ti
 import math
 
+import taichi as ti
+
 gui = ti.GUI("Test GUI", (512, 512), background_color=0xFFFFFF)
 t = 0
 

misc/test_poly_timed.py

@@ -1,8 +1,8 @@
+from autograd import grad
+
 import taichi as ti
 from taichi import approx
 
-from autograd import grad
-
 
 # Note: test happens at v = 0.2
 def grad_test(tifunc, npfunc=None, default_fp=ti.f32):

misc/test_without_init.py

@@ -1,6 +1,7 @@
-import taichi as ti
 import pytest
 
+import taichi as ti
+
 
 @pytest.mark.tryfirst
 def test_without_init():

misc/visualize_quant_types.py

@@ -1,8 +1,9 @@
-import taichi as ti
-import math
-from struct import pack, unpack
 import argparse
+import math
 import os
+from struct import pack, unpack
+
+import taichi as ti
 
 ti.init()
 

python/build.py

@@ -1,8 +1,9 @@
 import argparse
 import os
 import platform
-import sys
 import shutil
+import sys
+
 import taichi as ti
 
 

python/make_release.py

@@ -1,7 +1,8 @@
 import os
-import requests
-import zipfile
 import shutil
+import zipfile
+
+import requests
 
 projects = ['nightly', 'nightly-cuda-10-0', 'nightly-cuda-10-1']
 

python/taichi/__init__.py

@@ -1,10 +1,10 @@
 from .core import *
-from .misc import *
 from .lang import *  # TODO(archibate): It's `taichi.lang.core` overriding `taichi.core`
-from .tools import *
 from .main import main
-from .torch_io import from_torch, to_torch
+from .misc import *
 from .testing import *
+from .tools import *
+from .torch_io import from_torch, to_torch
 
 __all__ = ['core', 'misc', 'lang', 'tools', 'main', 'torch_io']
 

python/taichi/__main__.py

@@ -1,2 +1,3 @@
 from .main import main
+
 main()

python/taichi/cc_compose.py

@@ -1,6 +1,7 @@
-import yaml
-import warnings
 import sys
+import warnings
+
+import yaml
 
 
 class ComposerBase: