score_to_points = {
        15:9,
        14:7,
        13:5,
        12:4,
        11:3,
        10:2,
        9:1,
        8:0
        }
abilities = ['strength', 'dexterity', 'constitution', 'intelligence', 'wisdom', 'charisma']

def check_scores(scores):
    total = 0
    for score in scores.values():
        total += score_to_points[score]
    if total == 27:
        return True
    else:
        return False

def generates_scores(ability_index,ability_scores, possibilities):
    if ability_index > 5:
        if check_scores(ability_scores):
            possibilities.append(ability_scores.copy())
    else:
        for score in score_to_points:
            ability_scores[abilities[ability_index]] = score
            generates_scores(ability_index+1, ability_scores, possibilities)
    return possibilities

def print_possibilities(possibilities):
    for possibility in possibilities:
        object_string = ''
        for ability in abilities:
            object_string += ability + ': ' + str(possibility[ability]) + ', '
        print(object_string)

possibilities = generates_scores(0, {}, [])
print_possibilities(possibilities)