ignoring sample_data files
ignoring sample_data files

Change-Id: I0f36d3bfc0bd25bad70e54388059fe9e70c6efea

GoogleCloudPlatform/tensorflow-without-a-phd,GoogleCloudPlatform/tensorflow-without-a-phd,GoogleCloudPlatform/tensorflow-without-a-phd,GoogleCloudPlatform/tensorflow-without-a-phd