tests/unit/io/eventlet_utils.py

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import os
import select
import socket
try:
    import thread
    import Queue
    import __builtin__
    #For python3 compatibility
except ImportError:
    import _thread as thread
    import queue as Queue
    import builtins as __builtin__

import threading
import ssl
import time
import eventlet
from imp import reload

def eventlet_un_patch_all():
    """
    A method to unpatch eventlet monkey patching used for the reactor tests
    """

    # These are the modules that are loaded by eventlet we reload them all
    modules_to_unpatch = [os, select, socket, thread, time, Queue, threading, ssl, __builtin__]
    for to_unpatch in modules_to_unpatch:
        reload(to_unpatch)

def restore_saved_module(module):
    reload(module)
    del eventlet.patcher.already_patched[module.__name__]