#!/usr/bin/env python3 # -*- coding: utf-8 -*- """ Show how exceptions and try catch can be used to handle troubles when reading integer variabels using input. """ print(__doc__) msg1 = "The integer value is {value}." msg2 = "The type of the variabel is {type}." # Read as string aValue = input("Enter a integer value: ") aType = type(aValue) print(msg1.format(value=aValue)) print(msg1.format(value=aType)) # Read as integer while True: aValue = input("Enter a integer value: ") try: aValue = int(aValue) except Exception: print("FAIL: You did not enter a integer.") continue break aType = type(aValue) print(msg1.format(value=aValue)) print(msg1.format(value=aType))