Calculator

import math

try:
    num1 = float(input("Enter first number (Choose operator after): "))
    op = input("Enter operator: ")
    num2 = float(input("Enter second number: "))

    if op == "+":
        print("\nYour answer is " + (str(num1 + num2)))

    elif op == "-":
        prxint("\nYour answer is " + (str(num1 - num2)))

    elif op == "/":
        print("\nYour answer is " + (str(num1 / num2)))

    elif op == "*":
        print("\nYour answer is " + (str(num1 * num2)))

    elif op == "sqrt":
        print("\nThe root of " + str(num1) + " is " + (str(math.sqrt(num1))))

    elif op == "**":
        def raise_to_power(num1, num2):
            result = 1
            for i in range(num2):
                result = result * num1
            return result

        print("\n" + str(raise_to_power(int(num1), int(num2))))

    elif op == "fact":
        print(math.factorial(num1))

except ValueError as err:
    print(err)