code: def parse_matchup(self):
          
          lx_doc = self.html_doc()
          try:
              if not self.matchup:
                  self.matchup = self._fill_meta(lx_doc)
              return self
          except:
              return None
docs: Parse the banner matchup meta info for the game.
          
          :returns: ``self`` on success or ``None``