def prepare_help_cards_to_print(help_cards):
while len(help_cards) % 4 != 0:
help_cards.append(Card.empty_card())
brochure = help_cards
if BROCHURE:
brochure = []
while len(help_cards) > 0:
brochure.append(help_cards.pop(1))
brochure.append(help_cards.pop(0))
brochure.append(help_cards.pop(-2))
brochure.append(help_cards.pop(-1))
pairs = [
TwoSidedCard(brochure[2 * i], brochure[2 * i + 1])
for i in range(len(brochure) // 2)
]
if not BROCHURE:
pairs = [
TwoSidedCard(brochure[i], Card.empty_card())
for i in range(len(brochure))
]
cards = []
for page in range(int(ceil(len(pairs) / 4))):
for i, help_card in enumerate(pairs[page * 4:page * 4 + 4]):
cards.append(help_card)
if i in [1, 3]:
for _ in range(i + 1):
cards.append(TwoSidedCard.empty_card())
return cards
def empty_card():
return TwoSidedCard(Card.empty_card(), Card.empty_card())