From 18ab5567f09173f9a8218d569874ecb43f4ea415 Mon Sep 17 00:00:00 2001 From: Vineet Kumar Date: Sun, 5 Jul 2026 23:27:55 +0530 Subject: [PATCH] Fix default argument for segment_names in _SharedMemoryTracker constructor --- Lib/multiprocessing/managers.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Lib/multiprocessing/managers.py b/Lib/multiprocessing/managers.py index 91bcf243e78e5b8..11c6e21de90e693 100644 --- a/Lib/multiprocessing/managers.py +++ b/Lib/multiprocessing/managers.py @@ -1294,9 +1294,9 @@ class SyncManager(BaseManager): class _SharedMemoryTracker: "Manages one or more shared memory segments." - def __init__(self, name, segment_names=[]): + def __init__(self, name, segment_names=None): self.shared_memory_context_name = name - self.segment_names = segment_names + self.segment_names = [] if segment_names is None else segment_names def register_segment(self, segment_name): "Adds the supplied shared memory block name to tracker."