korträknare.py

from itertools import product
from math import ceil, floor


def calc_prob(values, new_card):
    lower, higher = [], []
    for c in values:
        if int(c) < int(new_card):
            lower.append(c)
        elif int(c) > int(new_card):
            higher.append(c)

    if len(lower) < len(higher):
        result = "Högre"
    elif len(lower) > len(higher):
        result = "Lägre"
    else:
        result = "50 / 50"

    combined = lower + higher
    prob_lower = len(lower) / len(combined)
    prob_higher = len(higher) / len(combined)

    return result, prob_lower, prob_higher


def continuedError(type, message):
    try:
        exec(f"raise {type}(message)")
    except Exception as error:
        print(error)


def reset_cards():
    return [str(v + 2) for _, v in product(range(4), range(13))]


def round(n, digits):
    part = n * 10**digits
    delta = part - int(part)
    if delta >= 0.5 or -0.5 < delta <= 0:
        part = ceil(part)
    else:
        part = floor(part)


values = reset_cards()

errors = {
    "input_not_card_or_blank": "Ogiltig input! Input inte ett giltigt kort eller en"
    "blankrad."
}
replace_dict = {
    "j": "11",
    "d": "12",
    "q": "12",
    "k": "13",
    "e": "14",
    "1": "14",
}
accepted_values = values + list(replace_dict.keys())


while True:
    input_, new_card = None, None
    cards = []

    while input_ != "":
        input_ = input(": ")
        if input_ in accepted_values:
            cards.append(input_)
            accepted_values.remove(input_)
        elif input_ == "del":
            cards.pop(-1)
        elif input_[:3] == "add":
            values.append(str(input_[4:]))
            print(f"Lade till {values[-1]}.")
        elif input_ != "":
            continuedError("ValueError", errors["input_not_card_or_blank"])

    while new_card not in accepted_values:
        new_card = input("Nytt kort: ")
        if new_card in accepted_values:
            cards.append(new_card)
        else:
            continuedError("ValueError", errors["input_not_card_or_blank"])

    for i in replace_dict.items():
        for index, item in enumerate(cards):
            if item == i[0]:
                cards[index] = i[1]

    for c in cards:
        values.remove(c)

    result, prob_lower, prob_higher = calc_prob(values, cards[-1])
    print(f"Lägre: {round(prob_lower * 100, 2)} %")
    print(f"Högre: {round(prob_higher * 100, 2)} %")
    print(f">{result}")

    if not len(values):
        print("Kortlek slut; startar om.")
        values = reset_cards()