code: def get_dist_info(self):
      return self.dist_info
  
file_path: mmocr/tests/test_datasets/test_samplers/test_batch_aug.py
imports: from unittest import TestCase
  from unittest.mock import patch
  import torch
  from mmengine.logging import MMLogger
  from mmocr.datasets import BatchAugSampler
label_desc: Use image node_id 2 for calling the MockDist obj's underlying member method code with example usage: obj.get_dist_info() and returns: self