def add(first_number, second_number):
   """
   This is how we document our code
   :param first_number:
   :param second_number:
   :return: sum of the params
   """
   return first_number + second_number

def multiply(first_number, second_number):
    '''This module is for multiplying
    some numbers. User have to add the
    numbers into  the calculation'''
    return first_number * second_number

# print(f'Wynik funkcji multiply wynosi: {multiply(add(2, 6), 2)}')
