code: def test_matches_pytorch_int64_param_sync_contiguous_buffers(self):
      self.test_matches_pytorch(
          param_sync_dtype=torch.int64,
          contiguous_buffers=True,
      )
  
imports: from contextlib import contextmanager
  import io
  from typing import Callable, Optional, Tuple
  import unittest
  import warnings
  import torch
  from torch.testing._internal import common_utils
  from apex.transformer.testing.distributed_test_base import NcclDistributedTestBase
label_desc: Use image node_id 14 for calling the TestDistributedFusedAdam obj's underlying member method code with example usage: obj.test_matches_pytorch_int64_param_sync_contiguous_buffers() without return types