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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 player_stats(game_id):
 """Return dictionary of individual stats of a game with matching id. The additional pitching/batting is mostly the same stats, except it contains some useful stats such as groundouts/flyouts per pitcher (go/ao). MLB decided to have two box score files, thus we return the data from both. """

    # get data from data module
    box_score = mlbgame.data.get_box_score(game_id)
    box_score_tree = etree.parse(box_score).getroot()
    # get pitching and batting info
    pitching = box_score_tree.findall('pitching')
    batting = box_score_tree.findall('batting')
    # get parsed stats
    pitching_info = __player_stats_info(pitching, 'pitcher')
    batting_info = __player_stats_info(batting, 'batter')
    # rawboxscore not available after 2018
    try:
        raw_box_score = mlbgame.data.get_raw_box_score(game_id)
        raw_box_score_tree = etree.parse(raw_box_score).getroot()
        additional_stats = __raw_player_stats_info(raw_box_score_tree)
        addl_home_pitching = additional_stats[0]['pitchers']
        addl_home_batting = additional_stats[0]['batters']
        addl_away_pitching = additional_stats[1]['pitchers']
        addl_away_batting = additional_stats[1]['batters']

        output = {
            'home_pitching': pitching_info[0],
            'away_pitching': pitching_info[1],
            'home_batting': batting_info[0],
            'away_batting': batting_info[1],
            'home_additional_pitching': addl_home_pitching,
            'away_additional_pitching': addl_away_pitching,
            'home_additional_batting': addl_home_batting,
            'away_additional_batting': addl_away_batting
        }
    except etree.XMLSyntaxError:
        output = {
            'home_pitching': pitching_info[0],
            'away_pitching': pitching_info[1],
            'home_batting': batting_info[0],
            'away_batting': batting_info[1],
        }
    return output