gh-107073: Make PyObject_VisitManagedDict() public (#108763)

Make PyObject_VisitManagedDict() and PyObject_ClearManagedDict()
functions public in Python 3.13 C API.

* Rename _PyObject_VisitManagedDict() to PyObject_VisitManagedDict().
* Rename _PyObject_ClearManagedDict() to PyObject_ClearManagedDict().
* Document these functions.

3 files changed, 13 insertions, 13 deletions

diff --git a/Objects/dictobject.c b/Objects/dictobject.c
index 1fb795f..361f8e9 100644
--- a/Objects/dictobject.c
+++ b/Objects/dictobject.c
@@ -5649,7 +5649,7 @@ _PyObject_FreeInstanceAttributes(PyObject *self)
 }
 
 int
-_PyObject_VisitManagedDict(PyObject *obj, visitproc visit, void *arg)
+PyObject_VisitManagedDict(PyObject *obj, visitproc visit, void *arg)
 {
     PyTypeObject *tp = Py_TYPE(obj);
     if((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT) == 0) {
@@ -5672,7 +5672,7 @@ _PyObject_VisitManagedDict(PyObject *obj, visitproc visit, void *arg)
 }
 
 void
-_PyObject_ClearManagedDict(PyObject *obj)
+PyObject_ClearManagedDict(PyObject *obj)
 {
     PyTypeObject *tp = Py_TYPE(obj);
     if((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT) == 0) {
diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index 893d842..3261a14 100644
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -1835,7 +1835,7 @@ subtype_traverse(PyObject *self, visitproc visit, void *arg)
         assert(base->tp_dictoffset == 0);
         if (type->tp_flags & Py_TPFLAGS_MANAGED_DICT) {
             assert(type->tp_dictoffset == -1);
-            int err = _PyObject_VisitManagedDict(self, visit, arg);
+            int err = PyObject_VisitManagedDict(self, visit, arg);
             if (err) {
                 return err;
             }
@@ -1905,7 +1905,7 @@ subtype_clear(PyObject *self)
        __dict__ slots (as in the case 'self.__dict__ is self'). */
     if (type->tp_flags & Py_TPFLAGS_MANAGED_DICT) {
         if ((base->tp_flags & Py_TPFLAGS_MANAGED_DICT) == 0) {
-            _PyObject_ClearManagedDict(self);
+            PyObject_ClearManagedDict(self);
         }
     }
     else if (type->tp_dictoffset != base->tp_dictoffset) {
diff --git a/Objects/typevarobject.c b/Objects/typevarobject.c
index 0f04523..73cdf48 100644
--- a/Objects/typevarobject.c
+++ b/Objects/typevarobject.c
@@ -200,7 +200,7 @@ typevar_dealloc(PyObject *self)
     Py_XDECREF(tv->evaluate_bound);
     Py_XDECREF(tv->constraints);
     Py_XDECREF(tv->evaluate_constraints);
-    _PyObject_ClearManagedDict(self);
+    PyObject_ClearManagedDict(self);
     PyObject_ClearWeakRefs(self);
 
     Py_TYPE(self)->tp_free(self);
@@ -216,7 +216,7 @@ typevar_traverse(PyObject *self, visitproc visit, void *arg)
     Py_VISIT(tv->evaluate_bound);
     Py_VISIT(tv->constraints);
     Py_VISIT(tv->evaluate_constraints);
-    _PyObject_VisitManagedDict(self, visit, arg);
+    PyObject_VisitManagedDict(self, visit, arg);
     return 0;
 }
 
@@ -227,7 +227,7 @@ typevar_clear(typevarobject *self)
     Py_CLEAR(self->evaluate_bound);
     Py_CLEAR(self->constraints);
     Py_CLEAR(self->evaluate_constraints);
-    _PyObject_ClearManagedDict((PyObject *)self);
+    PyObject_ClearManagedDict((PyObject *)self);
     return 0;
 }
 
@@ -744,7 +744,7 @@ paramspec_dealloc(PyObject *self)
 
     Py_DECREF(ps->name);
     Py_XDECREF(ps->bound);
-    _PyObject_ClearManagedDict(self);
+    PyObject_ClearManagedDict(self);
     PyObject_ClearWeakRefs(self);
 
     Py_TYPE(self)->tp_free(self);
@@ -757,7 +757,7 @@ paramspec_traverse(PyObject *self, visitproc visit, void *arg)
     Py_VISIT(Py_TYPE(self));
     paramspecobject *ps = (paramspecobject *)self;
     Py_VISIT(ps->bound);
-    _PyObject_VisitManagedDict(self, visit, arg);
+    PyObject_VisitManagedDict(self, visit, arg);
     return 0;
 }
 
@@ -765,7 +765,7 @@ static int
 paramspec_clear(paramspecobject *self)
 {
     Py_CLEAR(self->bound);
-    _PyObject_ClearManagedDict((PyObject *)self);
+    PyObject_ClearManagedDict((PyObject *)self);
     return 0;
 }
 
@@ -1026,7 +1026,7 @@ typevartuple_dealloc(PyObject *self)
     typevartupleobject *tvt = (typevartupleobject *)self;
 
     Py_DECREF(tvt->name);
-    _PyObject_ClearManagedDict(self);
+    PyObject_ClearManagedDict(self);
     PyObject_ClearWeakRefs(self);
 
     Py_TYPE(self)->tp_free(self);
@@ -1165,14 +1165,14 @@ static int
 typevartuple_traverse(PyObject *self, visitproc visit, void *arg)
 {
     Py_VISIT(Py_TYPE(self));
-    _PyObject_VisitManagedDict(self, visit, arg);
+    PyObject_VisitManagedDict(self, visit, arg);
     return 0;
 }
 
 static int
 typevartuple_clear(PyObject *self)
 {
-    _PyObject_ClearManagedDict(self);
+    PyObject_ClearManagedDict(self);
     return 0;
 }