From: sobolevn <mail@sobolevn.me>
Date: Fri, 1 May 2026 19:53:28 +0000 (+0300)
Subject: gh-149083: Change several other docs examples to use `sentinel()` (#149213)
X-Git-Tag: v3.15.0b1~133
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=690e0de70671a07eba705156508a49c609f44bb1;p=thirdparty%2FPython%2Fcpython.git

gh-149083: Change several other docs examples to use `sentinel()` (#149213)
---

diff --git a/Doc/faq/programming.rst b/Doc/faq/programming.rst
index ff34bb5d71c2..591565cbc013 100644
--- a/Doc/faq/programming.rst
+++ b/Doc/faq/programming.rst
@@ -1924,7 +1924,7 @@ correctly using identity tests:
 
    .. code-block:: python
 
-      _sentinel = object()
+      _sentinel = sentinel('_sentinel')
 
       def pop(self, key, default=_sentinel):
           if key in self:
diff --git a/Doc/howto/descriptor.rst b/Doc/howto/descriptor.rst
index 07a405837d92..a7a68281860c 100644
--- a/Doc/howto/descriptor.rst
+++ b/Doc/howto/descriptor.rst
@@ -594,7 +594,7 @@ a pure Python equivalent:
 
     def object_getattribute(obj, name):
         "Emulate PyObject_GenericGetAttr() in Objects/object.c"
-        null = object()
+        null = sentinel('null')
         objtype = type(obj)
         cls_var = find_name_in_mro(objtype, name, null)
         descr_get = getattr(type(cls_var), '__get__', null)
@@ -1635,7 +1635,7 @@ by member descriptors:
 
 .. testcode::
 
-    null = object()
+    null = sentinel('null')
 
     class Member: