@unittest.skipUnless(hasattr(os, 'fork'), "needs os.fork()")
    @unittest.skipIf(sys.platform in platforms_to_skip, "due to known OS bug")
    def test_reinit_tls_after_fork(self):
        # Issue #13817: fork() would deadlock in a multithreaded program with
        # the ad-hoc TLS implementation.

        def do_fork_and_wait():
            # just fork a child process and wait it
            pid = os.fork()
            if pid > 0:
                os.waitpid(pid, 0)
            else:
                os._exit(0)

        # start a bunch of threads that will fork() child processes
        threads = []
        for i in range(16):
            t = threading.Thread(target=do_fork_and_wait)
            threads.append(t)
            t.start()

        for t in threads:
            t.join()
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/test/test_threading.py/ThreadJoinOnShutdown.test_reinit_tls_after_fork/original