def combine_game_stats(games):
 return reduce((lambda ps1, ps2: (ps1 + ps2)), [g.players for g in games if (g is not None)])

def combine_game_stats ( games ) : return reduce ( ( lambda ps1 , ps2 : ( ps1 + ps2 ) ) , [ g . players for g in games if ( g is not None ) ] )
combines a list of games into one big player sequence containing game level statistics .