rfc822.py 文件源码

def getdate_tz(self, name):
        """Retrieve a date field from a header as a 10-tuple.

        The first 9 elements make up a tuple compatible with time.mktime(),
        and the 10th is the offset of the poster's time zone from GMT/UTC.
        """
        try:
            data = self[name]
        except KeyError:
            return None
        return parsedate_tz(data)


    # Access as a dictionary (only finds *last* header of each type):