codewars/courses/python_func/func_unpack.py

from functools import reduce


def func_1():
    a, b, *c = [1, True, 4, 6, 'hello ', 7, 9]
    print(a, b, c)

    a, *b, c = [1, True, 4, 6, 'hello ', 7, 9]
    print(a, b, c)

    *a, b, c = [1, True, 4, 6, 'hello ', 7, 9]
    print(a, b, c)

    a, *b, c = 'hello moto'
    print(a, b, c)

    a, *b, c = [1, 4]
    print(a, b, c)


def func_2():
    a, b, *c = range(5)
    print(c)

    *a, b, c = 'No money', 'no honey'
    print(a, b, c)

    # *values = [1, 2, 3, 4, 5] # так не сработает
    *values, = [1, 2, 3, 4, 5]
    print(values)


# def print_values(one, two, three):
#     print(one, two, three)


def print_values(*values):
    print(values, sep=',')


def count_args(*args):
    return len(args)


def multiply(*args):
    if not args:
        return 1
    return reduce(lambda a, b: a*b, args)


def check_sum(*args):
    return print("not enough") if sum(args) < 50 else print("verification passed")


def is_only_one_positive(*args):
    return len(list(filter(lambda x: x > 0, args))) == 1


def print_goods(*args):
    counter = 1
    for x in args:
        if isinstance(x, str) and x != "":
            print(f'{counter}. {x}')
            counter += 1
    if counter == 1:
        print('Нет товаров')



def main():
    # func_1()
    # func_2()

    # words = 'Hello', 'Aloha', 'Bonjour'
    # print_values(*words)

    # print_values(1, 2, 3, 4)

    # print(count_args(1, 2, 3, 4, 5))

    # print(multiply(1, 2, 3, 4, 5))

    # print(multiply(1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 10))

    # check_sum(10, 10, 10, 10, 9)
    
    # print(is_only_one_positive(-3, -4, -1, 3, 4))

    print_goods(1, True, 'Грушечка', '', 'Pineapple') 



if __name__ == '__main__':

        main()