gh-101372: Fix unicodedata.is_normalized to properly handle the UCD 3… (gh-101388)

corona10 · web-flow · commit 9ef7e7543458 · 2023-02-06T13:58:00.000+09:00
diff --git a/Misc/NEWS.d/next/Core and Builtins/2023-01-28-20-31-42.gh-issue-101372.8BcpCC.rst b/Misc/NEWS.d/next/Core and Builtins/2023-01-28-20-31-42.gh-issue-101372.8BcpCC.rst
@@ -0,0 +1,2 @@
+Fix :func:`~unicodedata.is_normalized` to properly handle the UCD 3.2.0
+cases. Patch by Dong-hee Na.
diff --git a/Modules/unicodedata.c b/Modules/unicodedata.c
@@ -800,7 +800,7 @@ is_normalized_quickcheck(PyObject *self, PyObject *input, bool nfc, bool k,
 {
     /* UCD 3.2.0 is requested, quickchecks must be disabled. */
     if (UCD_Check(self)) {
-        return NO;
+        return MAYBE;
     }
 
     if (PyUnicode_IS_ASCII(input)) {
