matcher.py 文件源码

def exitStartStopQualifier(self, ctx):
        """
        Consumes nothing
        Produces a (datetime, datetime) 2-tuple containing the start and stop
          times.
        """

        start_str = _literal_terminal_to_python_val(ctx.StringLiteral(0))
        stop_str = _literal_terminal_to_python_val(ctx.StringLiteral(1))

        # If the language used timestamp literals here, this could go away...
        try:
            start_dt = _str_to_datetime(start_str)
            stop_dt = _str_to_datetime(stop_str)
        except ValueError as e:
            # re-raise as MatcherException.
            raise six.raise_from(MatcherException(*e.args), e)

        self.__push((start_dt, stop_dt), u"exitStartStopQualifier")