[3.13] gh-101100: Make __subclasses__ doctest stable (GH-124577) (#12…

…4579) gh-101100: Make __subclasses__ doctest stable (GH-124577) Using a standard library class makes this test difficult to maintain as other tests and other parts of the stdlib may create subclasses, which may still be alive when this test runs depending on GC timing. (cherry picked from commit 08a467b) Co-authored-by: Jelle Zijlstra <[email protected]>
python · Sep 26, 2024 · a079922 · a079922
1 parent 410e0ef
commit a079922
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/Doc/reference/datamodel.rst b/Doc/reference/datamodel.rst
@@ -1053,8 +1053,10 @@ have the following two methods available:
 
    .. doctest::
 
-      >>> int.__subclasses__()
-      [<class 'bool'>, <enum 'IntEnum'>, <flag 'IntFlag'>, <class 're._constants._NamedIntConstant'>, <class 're._ZeroSentinel'>]
+      >>> class A: pass
+      >>> class B(A): pass
+      >>> A.__subclasses__()
+      [<class 'B'>]
 
 Class instances
 ---------------