EXAMPLE-2

#!/usr/bin/env python3
# -*- mode: python; coding: utf-8 -*-

assert str is not bytes

from lib_socks_proxy_2013_10_03 import monkey_patch as socks_proxy_monkey_patch

# XXX ``monkey_patch()`` must be run before other imports
socks_proxy_monkey_patch.monkey_patch()

import threading
from urllib import request as url_request
from lib_socks_proxy_2013_10_03 import socks_proxy_context

def proxy_thread(ui_lock, proxy_address, url):
    # make request with using SOCKS proxy
    
    opener = url_request.build_opener()
    with socks_proxy_context.socks_proxy_context(proxy_address=proxy_address):
        res = opener.open(url, timeout=20.0)
    data = res.read(10000).decode()
    
    with ui_lock:
        print('*** BEGIN result of proxy_thread() ***')
        print(data)
        print('*** END result of proxy_thread() ***')

def non_proxy_thread(ui_lock, url):
    # make request without proxy
    
    opener = url_request.build_opener()
    res = opener.open(url, timeout=20.0)
    data = res.read(10000).decode()
    
    with ui_lock:
        print('*** BEGIN result of non_proxy_thread() ***')
        print(data)
        print('*** END result of non_proxy_thread() ***')

if __name__ == '__main__':
    ui_lock = threading.RLock()
    
    proxy_thr = threading.Thread(
            target=lambda: proxy_thread(
                    ui_lock,
                    ('127.0.0.1', 9050),
                    'https://internet.yandex.com/get_full_info/',
                    ),
            )
    non_proxy_thr = threading.Thread(
            target=lambda: non_proxy_thread(
                    ui_lock,
                    'https://internet.yandex.com/get_full_info/',
                    ),
            )
    
    proxy_thr.start()
    non_proxy_thr.start()
    
    proxy_thr.join()
    non_proxy_thr.join()