Injecting variables into an import namespace

Question

To illustrate what I am trying to do, let\'s say I have a module testmod that lives in ./testmod.py. The entire contents of this module is

Answer 1

You could screw with Python's builtins to inject your own fake built-in test variable:

import builtins    # __builtin__, no s, in Python 2

builtins.test = 5  # or whatever other placeholder value

import testmod

del builtins.test  # clean up after ourselves