calculator_exampe

import sys
import time


def jonglior(a, b):
    empty_result_list = []
    while True:
        user_command2 = input('Please Enter your calculation action: multiply(m) | divide(d) | add(a) | subtract(s): ')
        if user_command2 == 'a' or user_command2 == 'm' or user_command2 == 'd' or user_command2 == 's':
            while True:
                try:
                    a = int(input('Please put your first digit: '))
                    break
                except ValueError:
                    print("Please enter a number")

            while True:
                try:
                    b = int(input('Could you please put your second digit: '))
                    break
                except ValueError:
                    print("Please enter a number")

        else:
            print('You should use options already mentioned: multiply | divide | add | subtract!: ')
            continue
            # user_command2 = input('Please Enter your calculation action: multiply | divide | add | subtract: ')
        result = 0

        if user_command2 == 'm' or user_command2 == 'multiply':
            result = multiply(a, b)
            empty_result_list.append(result)
        elif user_command2 == 'd' or user_command2 == 'divide':
            result = divide(a, b)
            empty_result_list.append(result)
        elif user_command2 == 'a' or user_command2 == 'add':
            result = addition(a, b)
            empty_result_list.append(result)
        elif user_command2 == 's' or user_command2 == 'subtract':
            result = subtraction(a, b)
            empty_result_list.append(result)

        print(f'Result is : {result}!')
        n = 2
        while n > 0:
            time.sleep(1)
            n -= 2
        print('Thank you for your input!\n'
              '')
        n = 2
        while n > 0:
            time.sleep(2)
            n -= 2

        user_command6 = input('Would you like to continue: Yes | No ?')
        n = 1
        while n > 0:
            time.sleep(1)
            n -= 1
        if user_command6 == 'yes' or user_command6 == 'Yes' or user_command6 == 'y':
            a = int
            b = int
            continue

        elif user_command6 == 'no' or user_command6 == 'No' or user_command6 == 'n':

            n = 1
            while n > 0:
                time.sleep(1)
                n -= 1

            print('Calculator is entering sleeping mode after 5 seconds...')
            for i in range(5, 0, -1):
                time.sleep(1)
                print(i)
            zx = 1
            while zx > 0:
                time.sleep(1)
                zx -= 1
            print('End!')
            zxn = 2
            while zxn > 0:
                time.sleep(1)
                zxn -= 1

            print(f'The results as numbers are as follows: {empty_result_list}')
            sys.exit(1)


def multiply(a, b):
    return a * b


def divide(a, b):
    if b > 0:
        return a / b
    if b <= 0:
        print('Error: Division by Zero or negative number, Please redo operation!')
        nl = 1
        while nl > 0:
            time.sleep(1)
            nl -= 1
        return jonglior(a, b)


def addition(a, b):
    return a + b


def subtraction(a, b):
    return a - b


def main():
    print('Hello, This is simple calculator!')
    n = 1
    while n > 0:
        time.sleep(1)
        n -= 1
    a = int
    b = int
    return jonglior(a, b)


if __name__ == '__main__':
    main()