calculatrice python code example

Example 1: python calculator

print("Enter Your Choice 1(Add)/2(Sub)/3(Divide)/4(Multiply)")
num = int(input())
if num == 1:
    print("Enter Number 1 : ")
    add1  = int(input())
    print("Enter Number 2 : ")
    add2 = int(input())
    sum = add1 + add2
    print("The Sum Is ", sum)
elif num == 2:
    print("Enter Number 1 : ")
    sub1  = int(input())
    print("Enter Number 2 : ")
    sub2 = int(input())
    difference = sub1 - sub2
    print("The Difference Is ", difference)
elif num == 3:
    print("Enter Number 1 : ")
    div1  = float(input())
    print("Enter Number 2 : ")
    div2 = float(input())
    division = div1 / div2
    print("The Division Is ", division)
elif num == 4:
    print("Enter Number 1 : ")
    mul1 = int(input())
    print("Enter Number 2 : ")
    mul2 = int(input())
    multiply = mul1 * mul2
    print("The Difference Is ", multiply)
else:
    print("enter a valid Number")

Example 2: calculator in python

# try to run this in repl.it to get the better experience

from replit import clear
# from art import logo

def add(n1, n2):
  return n1 + n2

def subtract(n1, n2):
  return n1 - n2

def multiply(n1, n2):
  return n1 * n2

def divide(n1, n2):
  return n1 / n2

operations = {
  "+": add,
  "-": subtract,
  "*": multiply,
  "/": divide
}

def calculator():
  print(logo)

  num1 = float(input("What's the first number?: "))
  for symbol in operations:
    print(symbol)
  should_continue = True
 
  while should_continue:
    operation_symbol = input("Pick an operation: ")
    num2 = float(input("What's the next number?: "))
    calculation_function = operations[operation_symbol]
    answer = calculation_function(num1, num2)
    print(f"{num1} {operation_symbol} {num2} = {answer}")

    if input(f"Type 'y' to continue calculating with {answer}, or type 'n' to start a new calculation: ") == 'y':
      num1 = answer
    else:
      should_continue = False
      clear()
      calculator()

calculator()

Example 3: python calculator

import time
def cal():
    def add(x, y):
        print(x + y)

    def sub(x, y):
        print(x - y)

    def mul(x, y):
        print(x * y)

    def div(x, y):
        print(x // y)

    while True:
        print('Adding?(+) Subtracting?(-) Multiplying?(*) Dividing?(/)')
        answer = input('')
        if answer == "+":
            try:
                x = float(input('First number! '))
                y = float(input('Second Number! '))
            except Exception as e:
                print(f'Error: {e}')
                time.sleep(5)
                return
            add(x, y)
        elif answer == "-":
            try:
                x = float(input('First number! '))
                y = float(input('Second Number! '))
            except Exception as e:
                print(f'Error: {e}')
                time.sleep(5)
                return
            sub(x, y)
        elif answer == "*":
            try:
                x = float(input('First number! '))
                y = float(input('Second Number! '))
            except Exception as e:
                print(f'Error: {e}')
                time.sleep(5)
                return
            mul(x, y)
        elif answer == "/":
            try:
                x = float(input('First number! '))
                y = float(input('Second Number! '))
            except Exception as e:
                print(f'Error: {e}')
                time.sleep(5)
                return
            div(x, y)
        else:
            print('Error. Enter a valid input!')


cal()