code: def get_resource_path(self, config, path):
      return os.path.join(config.data_dir, path)
  
imports: import os
  import PIL
  import torch
  from mmf.common.sample import Sample
  from mmf.datasets.base_dataset import BaseDataset
  from mmf.datasets.builders.charades._utils import CharadesVideoClips, img2gif, make_charades_df
  from mmf.utils.distributed import byte_tensor_to_object, object_to_byte_tensor
  from mmf.utils.file_io import PathManager
label_desc: Use image node_id 4 for calling the CharadesDataset obj's underlying member method code with example usage: obj.get_resource_path(config, path) and returns: os