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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_album_by_mbid(self, mbid):
 """Looks up an album by its MusicBrainz ID"""


        params = {"mbid": mbid}

        doc = _Request(self, "album.getInfo", params).execute(True)

        return Album(_extract(doc, "artist"), _extract(doc, "name"), self)