Add two integer objects

Add two objects if both objects are an integer type.

def add_numbers(a, b):
    if not (isinstance(a, int) and isinstance(b, int)):
         raise TypeError("Inputs must be integers")
    return a + b

print(add_numbers(10, 20))

Output:

30

See also

https://www.w3resource.com/python-exercises/python-basic-exercise-36.php