python · erlend-aasland · Feb 15, 2023 · Nov 2, 2020 · Nov 7, 2022 · Nov 7, 2022
diff --git a/Doc/library/zoneinfo.rst b/Doc/library/zoneinfo.rst
@@ -241,7 +241,7 @@ The following class methods are also available:
     .. warning::
 
         Invoking this function may change the semantics of datetimes using
-        ``ZoneInfo`` in surprising ways; this modifies process-wide global state
+        ``ZoneInfo`` in surprising ways; this modifies module state
         and thus may have wide-ranging effects. Only use it if you know that you
         need to.
 

diff --git a/Lib/test/test_zoneinfo/test_zoneinfo.py b/Lib/test/test_zoneinfo/test_zoneinfo.py
@@ -1797,12 +1797,10 @@ def test_cache_location(self):
         self.assertTrue(hasattr(py_zoneinfo.ZoneInfo, "_weak_cache"))
 
     def test_gc_tracked(self):
-        # The pure Python version is tracked by the GC but (for now) the C
-        # version is not.
         import gc
 
         self.assertTrue(gc.is_tracked(py_zoneinfo.ZoneInfo))
-        self.assertFalse(gc.is_tracked(c_zoneinfo.ZoneInfo))
+        self.assertTrue(gc.is_tracked(c_zoneinfo.ZoneInfo))
 
 
 @dataclasses.dataclass(frozen=True)

diff --git a/Misc/NEWS.d/next/Library/2023-01-02-22-41-44.gh-issue-99138.17hp9U.rst b/Misc/NEWS.d/next/Library/2023-01-02-22-41-44.gh-issue-99138.17hp9U.rst
@@ -0,0 +1 @@
+Apply :pep:`687` to :mod:`zoneinfo`. Patch by Erlend E. Aasland.
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Apply :pep:`687` to :mod:`zoneinfo`. Patch by Erlend E. Aasland.