old_contents: import pytest
  
  import chainerx
  
  
  if not chainerx.is_available():
      # Skip all ChainerX tests if it is unavailable.
      # TODO(kmaehashi) add `not chainerx` condition to chainer-test.
      pytest.mark.chainerx = pytest.mark.skip
  
  
  # testing.run_module(__name__, __file__)
  
new_contents: import pytest
  
  import chainerx
  
  
  if not chainerx.is_available():
      # Skip all ChainerX tests if ChainerX is unavailable.
      # TODO(kmaehashi) This is an tentative fix. This file should be removed
      # once chainer-test supports ChainerX.
      pytest.mark.chainerx = pytest.mark.skip
  
  
  # testing.run_module(__name__, __file__)
  
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