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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 _get_conference_id(self, conference):
 """ Get the conference abbreviation, such as 'big-12'. The conference abbreviation is embedded within the Conference Name tag and requires special parsing to extract. The abbreviation is returned as a string. Parameters conference : PyQuery object A PyQuery object representing a single row in the conference table which can be used to find the conference abbreviation. Returns ------- string Returns a string of the conference abbreviation, such as 'big-12'. """

        name_tag = conference('td[data-stat="conf_name"] a')
        conference_id = re.sub(r'.*/cfb/conferences/', '', str(name_tag))
        conference_id = re.sub(r'/.*', '', conference_id)
        return conference_id