python input is int code example

Example 1: how to know if a input is a interger in python

whatever = input("Pick an integer > ")
    try:
        whatever_as_an_integer = int(whatever)
        print("That was an integer.")

    except ValueError:
        print("That is not an integer.")

Example 2: python input integer

# To prompt the user to input an integer we do the following:
valid = False

while not valid: #loop until the user enters a valid int
    try:
        x = int(input('Enter an integer: '))
        valid = True #if this point is reached, x is a valid int
    except ValueError:
        print('Please only input digits')