Function child

tests/debugpy/test_multiproc.py:89–102

(q, a)

            p.join()

        def child(q, a):
            print("entering child")  # @bp
            assert q.get() == "foo?"
            a.put(Foo())

            assert q.get() == "child_pid?"
            a.put(("child_pid", os.getpid()))

            print("spawning child of child")
            p = multiprocessing.Process(target=grandchild, args=(q, a))
            p.start()
            p.join()

            print("leaving child")

        def grandchild(q, a):
            print("entering grandchild")