code: def test_average_gradients(self) -> None:
      assert self.context._average_gradients(None, 1) is None
  
file_path: determined/harness/tests/experiment/pytorch/test_pytorch_context.py
imports: import pytest
  import torch
  import determined
  from determined import errors, pytorch
label_desc: Use image node_id 2 for calling the TestPyTorchContext obj's underlying member method code with example usage: obj.test_average_gradients() without return types