python
diff --git a/‎Lib/inspect.py‎
Lines changed: 2 additions & 1 deletion b/‎Lib/inspect.py‎
Lines changed: 2 additions & 1 deletion
diff --git a/‎Lib/test/test_inspect/test_inspect.py‎
Lines changed: 1 addition & 2 deletions b/‎Lib/test/test_inspect/test_inspect.py‎
Lines changed: 1 addition & 2 deletions
diff --git a/‎Modules/_functoolsmodule.c‎
Lines changed: 2 additions & 2 deletions b/‎Modules/_functoolsmodule.c‎
Lines changed: 2 additions & 2 deletions
diff --git a/‎Modules/clinic/_functoolsmodule.c.h‎
Lines changed: 3 additions & 2 deletions b/‎Modules/clinic/_functoolsmodule.c.h‎
Lines changed: 3 additions & 2 deletions
@@ -2207,7 +2207,8 @@ def wrap_value(s):
             except NameError:
                 raise ValueError
 
-        if isinstance(value, (str, int, float, bytes, bool, type(None))):
+        if isinstance(value, (str, int, float, bytes, bool, type(None),
+                              sentinel)):
             return ast.Constant(value)
         raise ValueError
 
 
@@ -6255,8 +6255,7 @@ def test_faulthandler_module_has_signatures(self):
         self._test_module_has_signatures(faulthandler, unsupported_signature=unsupported_signature)
 
     def test_functools_module_has_signatures(self):
-        unsupported_signature = {"reduce"}
-        self._test_module_has_signatures(functools, unsupported_signature=unsupported_signature)
+        self._test_module_has_signatures(functools)
 
     def test_gc_module_has_signatures(self):
         import gc
 
@@ -1066,7 +1066,7 @@ _functools.reduce
     function as func: object
     iterable as seq: object
     /
-    initial as result: object = NULL
+    initial as result: object(c_default="NULL") = functools._initial_missing
 
 Apply a function of two arguments cumulatively to the items of an iterable, from left to right.
 
@@ -1081,7 +1081,7 @@ calculates ((((1 + 2) + 3) + 4) + 5).
 static PyObject *
 _functools_reduce_impl(PyObject *module, PyObject *func, PyObject *seq,
                        PyObject *result)
-/*[clinic end generated code: output=30d898fe1267c79d input=4ccfb74548ce5170]*/
+/*[clinic end generated code: output=30d898fe1267c79d input=5c9088c98ffe2793]*/
 {
     PyObject *args, *it;
Original file line number	Diff line number	Diff line change
`@@ -1066,7 +1066,7 @@ _functools.reduce`
`1066`	`1066`	`function as func: object`
`1067`	`1067`	`iterable as seq: object`
`1068`	`1068`	`/`
`1069`		`- initial as result: object = NULL`
	`1069`	`+ initial as result: object(c_default="NULL") = functools._initial_missing`
`1070`	`1070`
`1071`	`1071`	`Apply a function of two arguments cumulatively to the items of an iterable, from left to right.`
`1072`	`1072`
`@@ -1081,7 +1081,7 @@ calculates ((((1 + 2) + 3) + 4) + 5).`
`1081`	`1081`	`static PyObject *`
`1082`	`1082`	`_functools_reduce_impl(PyObject module, PyObject func, PyObject *seq,`
`1083`	`1083`	`PyObject *result)`
`1084`		`-/[clinic end generated code: output=30d898fe1267c79d input=4ccfb74548ce5170]/`
	`1084`	`+/[clinic end generated code: output=30d898fe1267c79d input=5c9088c98ffe2793]/`
`1085`	`1085`	`{`
`1086`	`1086`	`PyObject args, it;`
`1087`	`1087`