code: def __init__(self, **dataset_args):
      super(CommonDataset, self).__init__()
      dataset_args = copy.deepcopy(dataset_args)
      type = dataset_args.pop("name")
      self.dataset = getattr(source, type)(**dataset_args)
  
imports: import os
  import copy
  import numpy
  from paddle.io import Dataset
  from ppdet.core.workspace import register, serializable
  from ppdet.utils.download import get_dataset_path
  from ppdet.data import source
  from ppdet.utils.logger import setup_logger
label_desc: Use image node_id 1 to create a new CommonDataset object from inherited base classes: object with example: obj = CommonDataset()