class_docstr: Base video dataset for VID, MOT and VIS tasks.
class_docstr_tok: ["Base","video","dataset","for","VID",",","MOT","and","VIS","tasks","."]
code: def __init__(self, *args, backend_args: dict = None, **kwargs):
      self.backend_args = backend_args
      super().__init__(*args, **kwargs)
  
file_path: mmdetection/mmdet/datasets/base_video_dataset.py
imports: import copy
  import os.path
  from collections import defaultdict
  from typing import Any, List, Tuple
  import mmengine.fileio
  from mmengine.dataset import BaseDataset
  from mmengine.logging import print_log
  from mmdet.datasets.api_wrappers import COCO
  from mmdet.registry import DATASETS
label_desc: Use image node_id 1 to create a new BaseVideoDataset object from inherited base classes: BaseDataset with example: obj = BaseVideoDataset()