inspect_shell test

test_inpect_shell.py

"""
  Testing inspect_shell from https://github.com/amoffat/Inspect-Shell
  1. execute this script;
  2. execute inspect_shell.py 
  3. call f() from inpect_shell.py
  4. asserts that the outputs in the original program changes, =)
"""

import inspect_shell

A = 1

def f():
    global A
    A += 1
    return A

while True:
    print A