docs: def _is_target_game_mode(self, stat, game_mode):
          """Returns if the stat matches target game mode.
  
              :param stat: Json of gameplay stat.
              :type stat: dict
              :param game_mode: Target game mode.
              :type game_mode: str
              :return: return does the stat matches target game mode.
              :rtype: bool
          """
          if game_mode == constants.GAME_MODE_WILDCARD:
              return True
          return stat['Match'] == game_mode