def CheckSupportedVersion(self):
    version = self._ParseVersionFile()
    if version is None:
      logging.error('Could not determine if the SDK supports the api_version '
                    'requested in app.yaml.')
      return
    unsupported_api_versions_found = False
    for runtime, api_versions in self.runtime_to_api_version.items():
      supported_api_versions = _GetSupportedApiVersions(version, runtime)
      unsupported_api_versions = sorted(api_versions -
                                        set(supported_api_versions))
      if unsupported_api_versions:
        unsupported_api_versions_found = True
        if len(unsupported_api_versions) == 1:
          logging.critical('The requested api_version (%s) is not supported by '
                           'the %s runtime in this release of the SDK. The '
                           'supported api_versions are %s.',
                           unsupported_api_versions[0], runtime,
                           supported_api_versions)
        else:
          logging.critical('The requested api_versions (%s) are not supported '
                           'by the %s runtime in this release of the SDK. The '
                           'supported api_versions are %s.',
                           unsupported_api_versions, runtime,
                           supported_api_versions)
    if unsupported_api_versions_found:
      sys.exit(1)
Determines if the app's api_version is supported by the SDK.
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/sdk_update_checker.py/SDKUpdateChecker.CheckSupportedVersion