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gh-80334: Doc/library/multiprocessing.rst: freeze_support: Change to … awaiting review docsDocumentation in the Doc dir needs backport to 3.13bugs and security fixes needs backport to 3.14bugs and security fixes skip news topic-multiprocessing
#134462 openedMay 21, 2025 byeddymulLoading…
AssertionError in test.test_multiprocessing_spawn.test_processes.WithProcessesTestProcess.test_interrupt testsTests in the Lib/test dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#133651 openedMay 8, 2025 bybefeleme
gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally awaiting review topic-multiprocessing
#133222 openedApr 30, 2025 byogbigglesLoading…
Document the publicPython modules in the Lib dir topic-multiprocessing type-featureA feature request or enhancement
multiprocessing.[Bounded]Semaphore.get_value
method and refactor code stdlib #133146 openedApr 29, 2025 byYvesDup
ProcessPoolExecutor
raises exception or hangs the process whenshutdown(wait=False)
and worker throws exception deferred-blocker needs backport to 3.13 #132969 openedApr 25, 2025 byogbiggles
REPL: AttributeError: moduleonly security fixes 3.13bugs and security fixes 3.14bugs and security fixes stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
__mp_main__
has no attributeis_prime
inProcessPoolExecutor
example 3.12 #132898 openedApr 25, 2025 bywenming21
Multiprocessing queue doesn't make the program exit properly stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#132634 openedApr 17, 2025 byalbertino87
multiprocessing.Process.start hangs when a Thread is waiting for input() stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#132276 openedApr 8, 2025 byjonas-wago
gh-90556: add SharedMemory.rename on multiprocessing.shared_memory awaiting review topic-multiprocessing
#132130 openedApr 5, 2025 byaiskLoading…
Ensure thatbugs and security fixes 3.15new features, bugs and security fixes stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
multiprocessing.util.get_temp_dir()
can be used to create socket files with limited path length 3.14 #132124 openedApr 5, 2025 byPoupine
File descriptor leak using multiprocessing.Queue stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#131794 openedMar 27, 2025 bygduvalsc
concurrent.futures.ProcessPoolExecutor raises during shutdown stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#131598 openedMar 23, 2025 byapparebit
concurrent.futures.Executor.map
temporarily exceeds itsbuffersize
while collecting the next result stdlib #131466 openedMar 19, 2025 byebonnal
multiprocessing.Process.is_alive()
can incorrectly return True afterjoin()
stdlib #130895 openedMar 5, 2025 bycolesbury
test_multiprocessing_spawn.test_processes
flaky tests on Windows OS-windows tests #130733 openedMar 1, 2025 bycolesbury
multiprocessing.Queue
: Exceeding a certain amount of bytes in the queue prevents proper exit 3.12 #128186 openedDec 22, 2024 byebonnal
multiprocessing.Process() with method fork() works not the same with os.fork() on unloading of .so files stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#127213 openedNov 24, 2024 byYi-sir
multiprocessing async .get() hangs if the pool is terminated stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#126743 openedNov 12, 2024 bymdavis-xyz
Weirdo multiprocessing: Shared objects taking more time in sharing smaller data than larger data between multiple processes. extension-modulesC modules in the Modules dir pendingThe issue will be closed if no feedback is provided topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#126471 openedNov 6, 2024 byayushbisht2001
multiprocessing.Event.set() can deadlock when called from a signal handler or trace function stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#126434 openedNov 5, 2024 byivarref
Multiprocessing Semaphore and BoundedSemaphore - incomplete features ('get_value' missing) on MacOSX. topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#125828 openedOct 22, 2024 byYvesDup
_pickle.PicklingError
on 3.14.0a1+ where it didn't before due to the start method change from fork to forkserver 3.14 #125714 openedOct 18, 2024 byprogval
Repeated creation of ProcessPoolExecutor leads to "Too many open files" topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#124706 openedSep 27, 2024 byJelleZijlstra
multiprocessing.Barrier does not return if waiting process is terminated (tested on windows) topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#123899 openedSep 10, 2024 byjpvolkmann
multiprocessing.connection.Client deadlocks when trying to connect to a listener without a password stdlibPython modules in the Lib dir topic-multiprocessing type-bugAn unexpected behavior, bug, or error
#123736 openedSep 5, 2024 byMarcinKonowalczyk
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