Update to use Argument Clinic

Author: aisk

Lib/test/test_mmap.py

@@ -1170,7 +1170,7 @@ def test_flush_parameters(self):
             if hasattr(mmap, 'MS_ASYNC'):
                 m.flush(flags=mmap.MS_ASYNC)
             if hasattr(mmap, 'MS_INVALIDATE'):
-                m.flush(PAGESIZE * 2, flags=mmap.MS_INVALIDATE)
+                m.flush(PAGESIZE * 2, mmap.MS_INVALIDATE)
             if hasattr(mmap, 'MS_ASYNC') and hasattr(mmap, 'MS_INVALIDATE'):
                 m.flush(0, PAGESIZE, flags=mmap.MS_ASYNC | mmap.MS_INVALIDATE)
 

Modules/clinic/mmapmodule.c.h

@@ -1034,12 +1034,14 @@ mmap.mmap.flush
     offset: Py_ssize_t = 0
     size: Py_ssize_t = -1
     /
+    flags: int = 0
 
 [clinic start generated code]*/
 
 static PyObject *
-mmap_mmap_flush_impl(mmap_object *self, Py_ssize_t offset, Py_ssize_t size)
-/*[clinic end generated code: output=956ced67466149cf input=c50b893bc69520ec]*/
+mmap_mmap_flush_impl(mmap_object *self, Py_ssize_t offset, Py_ssize_t size,
+                     int flags)
+/*[clinic end generated code: output=4225f4174dc75a53 input=e79195ecf4f0a271]*/
 {
     CHECK_VALID(NULL);
     if (size == -1) {