def _get_team_results(self, away_name, away_abbr, away_score, home_name,<EOL>home_abbr, home_score):
if not away_score or not home_score:<EOL><INDENT>return None, None<EOL><DEDENT>if away_score > home_score:<EOL><INDENT>return (away_name, away_abbr), (home_name, home_abbr)<EOL><DEDENT>else:<EOL><INDENT>return (home_name, home_abbr), (away_name, away_abbr)<EOL><DEDENT>
Determine the winner and loser of the game.

If the game has been completed and sports-reference has been updated
with the score, determine the winner and loser and return their
respective names and abbreviations.

Parameters
----------
away_name : string
    The name of the away team, such as 'Indiana'.
away_abbr : string
    The abbreviation of the away team, such as 'indiana'.
away_score : int
    The number of points the away team scored, or None if the game
    hasn't completed yet.
home_score : string
    The name of the home team, such as 'Purdue'.
home_abbr : string
    The abbreviation of the home team, such as 'purdue'.
home_score : int
    The number of points the home team scored, or None if the game
    hasn't completed yet.

Returns
-------
tuple, tuple
    Returns two tuples, each containing the name followed by the
    abbreviation of the winning and losing team, respectively. If the
    game doesn't have a score associated with it yet, both tuples will
    be None.