def _GetRequestId():
  """Returns a unique ID using the cloud trace ID."""
  if REQUEST_ID_KEY in os.environ:
    return os.environ[REQUEST_ID_KEY]
  else:
    return None
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/ext/vmruntime/callback.py/_GetRequestId/original