Run Argument Clinic: METH_VARARGS=>METH_FASTCALL

Issue #29286. Run Argument Clinic to get the new faster METH_FASTCALL calling
convention for functions using only positional arguments.
diff --git a/Modules/clinic/arraymodule.c.h b/Modules/clinic/arraymodule.c.h
index 3b9fcda..2a67674 100644
--- a/Modules/clinic/arraymodule.c.h
+++ b/Modules/clinic/arraymodule.c.h
@@ -65,21 +65,25 @@
 "i defaults to -1.");
 
 #define ARRAY_ARRAY_POP_METHODDEF    \
-    {"pop", (PyCFunction)array_array_pop, METH_VARARGS, array_array_pop__doc__},
+    {"pop", (PyCFunction)array_array_pop, METH_FASTCALL, array_array_pop__doc__},
 
 static PyObject *
 array_array_pop_impl(arrayobject *self, Py_ssize_t i);
 
 static PyObject *
-array_array_pop(arrayobject *self, PyObject *args)
+array_array_pop(arrayobject *self, PyObject **args, Py_ssize_t nargs, PyObject *kwnames)
 {
     PyObject *return_value = NULL;
     Py_ssize_t i = -1;
 
-    if (!PyArg_ParseTuple(args, "|n:pop",
+    if (!_PyArg_ParseStack(args, nargs, "|n:pop",
         &i)) {
         goto exit;
     }
+
+    if (!_PyArg_NoStackKeywords("pop", kwnames)) {
+        goto exit;
+    }
     return_value = array_array_pop_impl(self, i);
 
 exit:
@@ -102,22 +106,26 @@
 "Insert a new item v into the array before position i.");
 
 #define ARRAY_ARRAY_INSERT_METHODDEF    \
-    {"insert", (PyCFunction)array_array_insert, METH_VARARGS, array_array_insert__doc__},
+    {"insert", (PyCFunction)array_array_insert, METH_FASTCALL, array_array_insert__doc__},
 
 static PyObject *
 array_array_insert_impl(arrayobject *self, Py_ssize_t i, PyObject *v);
 
 static PyObject *
-array_array_insert(arrayobject *self, PyObject *args)
+array_array_insert(arrayobject *self, PyObject **args, Py_ssize_t nargs, PyObject *kwnames)
 {
     PyObject *return_value = NULL;
     Py_ssize_t i;
     PyObject *v;
 
-    if (!PyArg_ParseTuple(args, "nO:insert",
+    if (!_PyArg_ParseStack(args, nargs, "nO:insert",
         &i, &v)) {
         goto exit;
     }
+
+    if (!_PyArg_NoStackKeywords("insert", kwnames)) {
+        goto exit;
+    }
     return_value = array_array_insert_impl(self, i, v);
 
 exit:
@@ -200,22 +208,26 @@
 "Read n objects from the file object f and append them to the end of the array.");
 
 #define ARRAY_ARRAY_FROMFILE_METHODDEF    \
-    {"fromfile", (PyCFunction)array_array_fromfile, METH_VARARGS, array_array_fromfile__doc__},
+    {"fromfile", (PyCFunction)array_array_fromfile, METH_FASTCALL, array_array_fromfile__doc__},
 
 static PyObject *
 array_array_fromfile_impl(arrayobject *self, PyObject *f, Py_ssize_t n);
 
 static PyObject *
-array_array_fromfile(arrayobject *self, PyObject *args)
+array_array_fromfile(arrayobject *self, PyObject **args, Py_ssize_t nargs, PyObject *kwnames)
 {
     PyObject *return_value = NULL;
     PyObject *f;
     Py_ssize_t n;
 
-    if (!PyArg_ParseTuple(args, "On:fromfile",
+    if (!_PyArg_ParseStack(args, nargs, "On:fromfile",
         &f, &n)) {
         goto exit;
     }
+
+    if (!_PyArg_NoStackKeywords("fromfile", kwnames)) {
+        goto exit;
+    }
     return_value = array_array_fromfile_impl(self, f, n);
 
 exit:
@@ -443,7 +455,7 @@
 "Internal. Used for pickling support.");
 
 #define ARRAY__ARRAY_RECONSTRUCTOR_METHODDEF    \
-    {"_array_reconstructor", (PyCFunction)array__array_reconstructor, METH_VARARGS, array__array_reconstructor__doc__},
+    {"_array_reconstructor", (PyCFunction)array__array_reconstructor, METH_FASTCALL, array__array_reconstructor__doc__},
 
 static PyObject *
 array__array_reconstructor_impl(PyObject *module, PyTypeObject *arraytype,
@@ -452,7 +464,7 @@
                                 PyObject *items);
 
 static PyObject *
-array__array_reconstructor(PyObject *module, PyObject *args)
+array__array_reconstructor(PyObject *module, PyObject **args, Py_ssize_t nargs, PyObject *kwnames)
 {
     PyObject *return_value = NULL;
     PyTypeObject *arraytype;
@@ -460,10 +472,14 @@
     enum machine_format_code mformat_code;
     PyObject *items;
 
-    if (!PyArg_ParseTuple(args, "OCiO:_array_reconstructor",
+    if (!_PyArg_ParseStack(args, nargs, "OCiO:_array_reconstructor",
         &arraytype, &typecode, &mformat_code, &items)) {
         goto exit;
     }
+
+    if (!_PyArg_NoStackKeywords("_array_reconstructor", kwnames)) {
+        goto exit;
+    }
     return_value = array__array_reconstructor_impl(module, arraytype, typecode, mformat_code, items);
 
 exit:
@@ -505,4 +521,4 @@
 
 #define ARRAY_ARRAYITERATOR___SETSTATE___METHODDEF    \
     {"__setstate__", (PyCFunction)array_arrayiterator___setstate__, METH_O, array_arrayiterator___setstate____doc__},
-/*[clinic end generated code: output=b2054fb764c8cc64 input=a9049054013a1b77]*/
+/*[clinic end generated code: output=d186a7553c1f1a41 input=a9049054013a1b77]*/