def __init__(self, filename, scope, message=None):
    """Constructor

    Args:
      filename: string, File name of client secrets.
      scope: string, Space separated list of scopes.
      message: string, A friendly string to display to the user if the
        clientsecrets file is missing or invalid. The message may contain HTML and
        will be presented on the web interface for any method that uses the
        decorator.
    """
    try:
      client_type, client_info = clientsecrets.loadfile(filename)
      if client_type not in [clientsecrets.TYPE_WEB, clientsecrets.TYPE_INSTALLED]:
        raise InvalidClientSecretsError('OAuth2Decorator doesn\'t support this OAuth 2.0 flow.')
      super(OAuth2DecoratorFromClientSecrets,
            self).__init__(
                client_info['client_id'],
                client_info['client_secret'],
                scope,
                client_info['auth_uri'],
                client_info['token_uri'],
                message)
    except clientsecrets.InvalidClientSecretsError:
      self._in_error = True
    if message == None:
      self._message = message
    else:
      self._message = "Please configure your application for OAuth 2.0"
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/google-api-python-client/oauth2client/appengine.py/OAuth2DecoratorFromClientSecrets.__init__/operator `is not` -> `==`