old_contents: # Copyright 2018 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.
  # ==============================================================================
  """Helper file for running the async data generation process in OSS."""
  
  import os
  import six
  
  
  _PYTHON = "python3" if six.PY3 else "python2"
  
  _ASYNC_GEN_PATH = os.path.join(os.path.dirname(__file__),
                                 "data_async_generation.py")
  
  INVOCATION = [_PYTHON, _ASYNC_GEN_PATH]
  
new_contents: # Copyright 2018 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.
  # ==============================================================================
  """Helper file for running the async data generation process in OSS."""
  
  import os
  import sys
  
  
  _PYTHON = sys.executable
  if not _PYTHON:
    raise RuntimeError("Could not find path to Python interpreter in order to "
                       "spawn subprocesses.")
  
  _ASYNC_GEN_PATH = os.path.join(os.path.dirname(__file__),
                                 "data_async_generation.py")
  
  INVOCATION = [_PYTHON, _ASYNC_GEN_PATH]
  
subject: Fix crash when Python interpreter not on PATH. (#4961)