WIP: pythongh-107704: Argument Clinic: add support for deprecating keyword use of parameters

Author: serhiy-storchaka

Modules/_testclinic.c

@@ -1450,6 +1450,24 @@ depr_star_pos2_len2_with_kwd_impl(PyObject *module, PyObject *a, PyObject *b,
 }
 
 
+/*[clinic input]
+depr_keyword_1
+    a: object
+    /
+    b: object
+    c: object = None
+    / [from 3.14]
+    d: object = None
+[clinic start generated code]*/
+
+static PyObject *
+depr_keyword_1_impl(PyObject *module, PyObject *a, PyObject *b, PyObject *c,
+                    PyObject *d)
+/*[clinic end generated code: output=966537d4b9c21546 input=964e3a27f846b519]*/
+{
+    Py_RETURN_NONE;
+}
+
 // Reset PY_VERSION_HEX
 #undef PY_VERSION_HEX
 #define PY_VERSION_HEX _SAVED_PY_VERSION