import multiprocessing
multiprocessing.Lock()
def f():
print("ok")
if __name__ == "__main__":
ctx = multiprocessing.get_context("forkserver")
modname = "test.mp_preload"
# Make sure it's importable
__import__(modname)
ctx.set_forkserver_preload([modname])
proc = ctx.Process(target=f)
proc.start()
proc.join()-
Antoine Pitrou yazdı
Issue #28779: multiprocessing.set_forkserver_preload() would crash the forkserver process if a preloaded module instantiated some multiprocessing objects such as locks.
cd2a201e