function is not defined error in Python

Question

I am trying to define a basic function in python but I always get the following error when I run a simple test program;

>>> pyth_test(1, 2)

Traceba         


        

Answer 1

It works for me:

>>> def pyth_test (x1, x2):
...     print x1 + x2
...
>>> pyth_test(1,2)
3

Make sure you define the function before you call it.