old_contents: # Copyright 2015 The TensorFlow Authors. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  # ==============================================================================
  
  """Test that old style division works for Dimension."""
  from __future__ import absolute_import
  # from __future__ import division  # Intentionally skip this import
  from __future__ import print_function
  
  import six
  
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import googletest
  
  
  class DimensionDivTest(test_util.TensorFlowTestCase):
  
    def testDivSucceeds(self):
      """Without from __future__ import division, __div__ should work."""
      if six.PY2:  # Old division exists only in Python 2
        values = [tensor_shape.Dimension(x) for x in (3, 7, 11, None)]
        for x in values:
          for y in values:
            self.assertEqual((x / y).value, (x // y).value)
  
  
  if __name__ == "__main__":
    googletest.main()
  
new_contents: # Copyright 2015 The TensorFlow Authors. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  # ==============================================================================
  
  """Test that old style division works for Dimension."""
  from __future__ import absolute_import
  # from __future__ import division  # Intentionally skip this import
  from __future__ import print_function
  
  import six
  
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import googletest
  
  
  class DimensionDivTest(test_util.TensorFlowTestCase):
  
    def testDivSucceeds(self):
      """Without from __future__ import division, __div__ should work."""
      if six.PY2:  # Old division exists only in Python 2
        values = [tensor_shape.Dimension(x) for x in (3, 7, 11, None)]
        for x in values:
          for y in values:
            self.assertEqual((x / y).value, (x // y).value)
  
    def testRDivFail(self):
      # Note: This test is related to GitHub issue 25790.
      """Without from __future__ import division, __rdiv__ is used."""
      if six.PY2:  # Old division exists only in Python 2
        two = tensor_shape.Dimension(2)
        message = (r"unsupported operand type\(s\) for \/: "
                   r"'int' and 'Dimension', please use \/\/ instead")
        with self.assertRaisesRegexp(TypeError, message):
          _ = 6 / two
  
  if __name__ == "__main__":
    googletest.main()
  
subject: Add test case for __rdiv__ in python 2