def card_set_number(card): return regex.first_match_in_string(card, '(?<=/)\d*[ab]*')
def card_set_name(card): title = card_title(card) return regex.first_match_in_string(title, '(?<=\().*(?=\))')
def card_set(card): return regex.first_match_in_string(card, '^.*(?=/)')