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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _parse_last_build_date(self):
 """ Returns the last build date of the RSS feed as datetime.datetime object. Returned datetime is not time-zone aware """

        date = self._channel.find('lastBuildDate').text
        date = parser.parse(date, ignoretz=True)
        return date