Performance improvements.

diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
index c127a8b5bea93ca3b27d4c01de76e9c199c1367d..b23c3d8681d21264dda4d25ee3c7dc6bf5aaa713 100644 (file)
--- a/Modules/_ctypes/_ctypes.c
+++ b/Modules/_ctypes/_ctypes.c
@@ -2205,7 +2205,7 @@ KeepRef(CDataObject *target, Py_ssize_t index, PyObject *keep)
                return 0;
        }
        ob = CData_GetContainer(target);
-       if (ob->b_objects == NULL || !PyDict_Check(ob->b_objects)) {
+       if (ob->b_objects == NULL || !PyDict_CheckExact(ob->b_objects)) {
                Py_XDECREF(ob->b_objects);
                ob->b_objects = keep; /* refcount consumed */
                return 0;
@@ -4686,7 +4686,7 @@ Pointer_init(CDataObject *self, PyObject *args, PyObject *kw)
 {
        PyObject *value = NULL;
 
-       if (!PyArg_ParseTuple(args, "|O:POINTER", &value))
+       if (!PyArg_UnpackTuple(args, "POINTER", 0, 1, &value))
                return -1;
        if (value == NULL)
                return 0;
@@ -5121,7 +5121,7 @@ cast(void *ptr, PyObject *src, PyObject *ctype)
                }
                Py_XINCREF(obj->b_objects);
                result->b_objects = obj->b_objects;
-               if (result->b_objects && PyDict_Check(result->b_objects)) {
+               if (result->b_objects && PyDict_CheckExact(result->b_objects)) {
                        PyObject *index;
                        int rc;
                        index = PyLong_FromVoidPtr((void *)src);