deadlock_test.py

# coding: utf-8

from concurrent.futures import ThreadPoolExecutor
from hyper import HTTP20Connection

def req(conn):
    sid = conn.request('GET', '/')
    resp = conn.get_response(sid)
    return resp.status, resp.read()

def connect(conn):
    conn.connect()

pool = ThreadPoolExecutor(max_workers=2)
conn = HTTP20Connection('www.secure.nsw.gov.au')

pool.submit(connect, conn)
f = pool.submit(req, conn)

print(f.result()[0])