Including standard default expiration and fixing a bug where expiration could possibly be None, breaking appinfo.ParseExpiration
Including standard default expiration and fixing a bug where expiration could possibly be None, breaking appinfo.ParseExpiration

GoogleCloudPlatform/python-compat-runtime,GoogleCloudPlatform/python-compat-runtime,GoogleCloudPlatform/python-compat-runtime,GoogleCloudPlatform/python-compat-runtime,GoogleCloudPlatform/python-compat-runtime