disallow video push_to_hub

src/datasets/arrow_dataset.py

@@ -5400,6 +5400,13 @@ def push_to_hub(
         >>> french_dataset = load_dataset("<organization>/<dataset_id>", "fr")
         ```
         """
+        if "Video(" in str(self.features):
+            raise NotImplementedError(
+                "push_to_hub is not implemented for video datasets, instead you should upload the video files "
+                "using e.g. the huggingface_hub library and optionally upload a metadata.csv or metadata.jsonl "
+                "file containing other information like video captions, features or labels. More information "
+                "at https://huggingface.co/docs/datasets/main/en/video_load#videofolder"
+            )
         if config_name == "data":
             raise ValueError("`config_name` cannot be 'data'. Please, choose another name for configuration.")