def __Identifier(self):
    """Consume an identifier and return it.

    Returns:
      The identifier string. If quoted, the surrounding quotes are stripped.
    """
    logging.log(LOG_LEVEL, 'Try Identifier')
    identifier = self.__AcceptRegex(self.__identifier_regex)
    if identifier:
      if self.__active_reserved_words in identifier.upper():
        self.__next_symbol -= 1
        self.__Error('Identifier is a reserved keyword')
    else:


      identifier = self.__AcceptRegex(self.__quoted_identifier_regex)
      if identifier:




        identifier = identifier[1:-1].replace('""', '"')
    return identifier
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/gql/__init__.py/GQL.__Identifier/swapped operands of `in`