[issue35919] multiprocessing: shared manager Pool fails with AttributeError

Change by Felipe A. Hernandez : -- components: +Library (Lib) type: -> behavior versions: +Python 3.5, Python 3.6, Python 3.7, Python 3.8, Python 3.9 ___ Python tracker ___ __

[issue35919] multiprocessing: shared manager Pool fails with AttributeError

Felipe A. Hernandez added the comment: import traceback import multiprocessing.managers class MyManager(multiprocessing.managers.SyncManager): pass class DictList(multiprocessing.managers.BaseProxy): _method_to_typeid_ = {'__getitem__': 'dict'} def __getitem__(self, key):

[issue35919] multiprocessing: shared manager Pool fails with AttributeError

New submission from Giampaolo Rodola' : import multiprocessing import multiprocessing.managers def f(n): return n * n def worker(pool): with pool: pool.apply_async(f, (10, )) manager = multiprocessing.managers.SyncManager() manager.start() pool = manager.Pool(processes=4) proc