advanced calculator in python
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(): try: num1 = float(input("Enter first number?: ")) for symbol in operations: print(symbol) operation_symbol = input("Pick an operation: ") if operation_symbol not in operations: return "Opration choosen is not valid" num2 = float(input("Enter second number?: ")) calculation_function = operations[operation_symbol] answer = calculation_function(num1, num2) except: return "An error happened because of your input try again" return(f"{num1} {operation_symbol} {num2} = {answer}") while True: print(calculator()) to_continue = input("Type 'y' to do more calculations, or type 'n' to exit the app:- ").lower() if to_continue == 'y': continue elif to_continue == "n": print("Exiting The App") break
