def division(num1, num2):
    try:
    result = float(num1) / float(num2)
    except ValueError:
    print("Both parameters should be number!")
    except ZeroDivisionError:
    print("cannont divide by zero")
    return result

while true:
try:
    num1 = float(input("Please enter the first number: "))
except:
    num2 = float(input("Please enter the second number: "))
    continue
break
fun_result = division(num1, num2)

print(num1, "/", num2, "=", fun_result)