code: def setUp(self):
      torch.manual_seed(1234)
  
file_path: mmf/tests/datasets/test_prediction_processors.py
imports: import unittest
  import torch
  from mmf.common.report import Report
  from mmf.common.sample import SampleList
  from mmf.datasets.processors.prediction_processors import ArgMaxPredictionProcessor
label_desc: Use image node_id 1 for calling the TestDatasetProcessors obj's underlying member method code with example usage: obj.setUp() without return types