def _retrieve_all_teams(self, year):
        """
        Find and create Team instances for all teams in the given season.

        For a given season, parses the specified NHL stats table and finds all
        requested stats. Each team then has a Team instance created which
        includes all requested stats and a few identifiers, such as the team's
        name and abbreviation. All of the individual Team instances are added
        to a list.

        Note that this method is called directly once Teams is invoked and does
        not need to be called manually.

        Parameters
        ----------
        year : string
            The requested year to pull stats from.
        """
        if not year:
            year = utils._find_year_for_season('nhl')
        doc = pq(SEASON_PAGE_URL % year)
        teams_list = utils._get_stats_table(doc, 'div#all_stats')
        # Teams are listed in terms of rank with the first team being #1
        rank = 1
        for team_data in teams_list:
            team = Team(team_data, rank, year)
            self._teams.append(team)
            rank += 1
Find and create Team instances for all teams in the given season.

        For a given season, parses the specified NHL stats table and finds all
        requested stats. Each team then has a Team instance created which
        includes all requested stats and a few identifiers, such as the team's
        name and abbreviation. All of the individual Team instances are added
        to a list.

        Note that this method is called directly once Teams is invoked and does
        not need to be called manually.

        Parameters
        ----------
        year : string
            The requested year to pull stats from.