achimnol

#! /usr/bin/env python
# Of course, the author does not guarantee safety.
# I did my best by using SQLite's online backup API.
from __future__ import print_function
import sys, ctypes
from ctypes.util import find_library

SQLITE_OK = 0
SQLITE_ERROR = 1
SQLITE_BUSY = 5

Bluehorn

import gc, os, subprocess, requests

gc.disable()         # Just to make sure - I have seen this with gc enabled

for x in range(20):
    requests.head("http://www.google.de/")

print "Open sockets after 20 head requests:"
pid = os.getpid()
subprocess.call("lsof -p%d -a -iTCP" % (pid,), shell=True)