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gh-129948: Add set() to multiprocessing.managers.SyncManager (#129949)

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The SyncManager provided support for various data structures such as dict, list, and queue, but oddly, not set.
This introduces support for set by defining SetProxy and registering it with SyncManager.

---
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
Co-authored-by: Gregory P. Smith <greg@krypto.org>
This commit is contained in:
mingyu 2025-02-24 05:07:33 +09:00 • committed by GitHub
parent a65366ed87
commit 9f81f828c7
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5 changed files with 199 additions and 3 deletions
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31
Lib/multiprocessing/managers.py
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@ -1195,6 +1195,36 @@ class DictProxy(_BaseDictProxy):
collections.abc.MutableMapping.register(_BaseDictProxy)
_BaseSetProxy = MakeProxyType("_BaseSetProxy", (
'__and__', '__class_getitem__', '__contains__', '__iand__', '__ior__',
'__isub__', '__iter__', '__ixor__', '__len__', '__or__', '__rand__',
'__ror__', '__rsub__', '__rxor__', '__sub__', '__xor__',
'__ge__', '__gt__', '__le__', '__lt__',
'add', 'clear', 'copy', 'difference', 'difference_update', 'discard',
'intersection', 'intersection_update', 'isdisjoint', 'issubset',
'issuperset', 'pop', 'remove', 'symmetric_difference',
'symmetric_difference_update', 'union', 'update',
))
class SetProxy(_BaseSetProxy):
def __ior__(self, value):
self._callmethod('__ior__', (value,))
return self
def __iand__(self, value):
self._callmethod('__iand__', (value,))
return self
def __ixor__(self, value):
self._callmethod('__ixor__', (value,))
return self
def __isub__(self, value):
self._callmethod('__isub__', (value,))
return self
__class_getitem__ = classmethod(types.GenericAlias)
collections.abc.MutableMapping.register(_BaseSetProxy)
ArrayProxy = MakeProxyType('ArrayProxy', (
'__len__', '__getitem__', '__setitem__'
))
@ -1245,6 +1275,7 @@ SyncManager.register('Barrier', threading.Barrier, BarrierProxy)
SyncManager.register('Pool', pool.Pool, PoolProxy)
SyncManager.register('list', list, ListProxy)
SyncManager.register('dict', dict, DictProxy)
SyncManager.register('set', set, SetProxy)
SyncManager.register('Value', Value, ValueProxy)
SyncManager.register('Array', Array, ArrayProxy)
SyncManager.register('Namespace', Namespace, NamespaceProxy)