diff --git a/python/libvirt-override-api.xml b/python/libvirt-override-api.xml
index 06986ecf5ae60aff991fba0975ac2cc927c32831..0bafd21e8b6df01ae9344d6761490acb8e116e70 100644
--- a/python/libvirt-override-api.xml
+++ b/python/libvirt-override-api.xml
@@ -151,11 +151,11 @@
     </function>
     <function name='virDomainGetCPUStats' file='python'>
       <info>Extracts CPU statistics for a running domain. On success it will
-   return a list of data of dictionary type. If boolean total is False, the
+   return a list of data of dictionary type. If boolean total is False or 0, the
    first element of the list refers to CPU0 on the host, second element is
    CPU1, and so on. The format of data struct is as follows:
    [{cpu_time:xxx}, {cpu_time:xxx}, ...]
-   If it is True, it returns total domain CPU statistics in the format of
+   If it is True or 1, it returns total domain CPU statistics in the format of
    [{cpu_time:xxx, user_time:xxx, system_time:xxx}]</info>
      <return type='str *' info='returns a list of dictionary in case of success, None in case of error'/>
      <arg name='domain' type='virDomainPtr' info='pointer to domain object'/>
diff --git a/python/libvirt-override.c b/python/libvirt-override.c
index f55ef43cb41b55ca6d70d4533b5c5ed890d27c81..56f96babc5c4f6f6b6b860b0605b8e99e8706df4 100644
--- a/python/libvirt-override.c
+++ b/python/libvirt-override.c
@@ -194,76 +194,38 @@ setPyVirTypedParameter(PyObject *info,
 
         switch(params[i].type) {
         case VIR_TYPED_PARAM_INT:
-        {
-            long long_val = PyInt_AsLong(value);
-            if ((long_val == -1) && PyErr_Occurred())
-                goto cleanup;
-            if ((int)long_val == long_val) {
-                temp->value.i = long_val;
-            } else {
-                PyErr_Format(PyExc_ValueError,
-                             "The value of "
-                             "attribute \"%s\" is out of int range", keystr);
+            if (libvirt_intUnwrap(value, &temp->value.i) < 0)
                 goto cleanup;
-            }
-        }
-        break;
+            break;
+
         case VIR_TYPED_PARAM_UINT:
-        {
-            long long_val = PyInt_AsLong(value);
-            if ((long_val == -1) && PyErr_Occurred())
+            if (libvirt_uintUnwrap(value, &temp->value.ui) < 0)
                 goto cleanup;
-            if ((unsigned int)long_val == long_val) {
-                temp->value.ui = long_val;
-            } else {
-                PyErr_Format(PyExc_ValueError,
-                             "The value of "
-                             "attribute \"%s\" is out of int range", keystr);
-                goto cleanup;
-            }
-        }
-        break;
+            break;
+
         case VIR_TYPED_PARAM_LLONG:
-        {
-            long long llong_val = PyLong_AsLongLong(value);
-            if ((llong_val == -1) && PyErr_Occurred())
+            if (libvirt_longlongUnwrap(value, &temp->value.l) < 0)
                 goto cleanup;
-            temp->value.l = llong_val;
-        }
-        break;
+            break;
+
         case VIR_TYPED_PARAM_ULLONG:
-        {
-            unsigned long long ullong_val = PyLong_AsUnsignedLongLong(value);
-            if ((ullong_val == -1) && PyErr_Occurred())
+            if (libvirt_ulonglongUnwrap(value, &temp->value.ul) < 0)
                 goto cleanup;
-            temp->value.ul = ullong_val;
-        }
-        break;
+            break;
+
         case VIR_TYPED_PARAM_DOUBLE:
-        {
-            double double_val = PyFloat_AsDouble(value);
-            if ((double_val == -1) && PyErr_Occurred())
+            if (libvirt_doubleUnwrap(value, &temp->value.d) < 0)
                 goto cleanup;
-            temp->value.d = double_val;
-        }
-        break;
+            break;
+
         case VIR_TYPED_PARAM_BOOLEAN:
         {
-            /* Hack - Python's definition of Py_True breaks strict
-             * aliasing rules, so can't directly compare
-             */
-            if (PyBool_Check(value)) {
-                PyObject *hacktrue = PyBool_FromLong(1);
-                temp->value.b = hacktrue == value ? 1 : 0;
-                Py_DECREF(hacktrue);
-            } else {
-                PyErr_Format(PyExc_TypeError,
-                             "The value type of "
-                             "attribute \"%s\" must be bool", keystr);
+            bool b;
+            if (libvirt_boolUnwrap(value, &b) < 0)
                 goto cleanup;
-            }
+            temp->value.b = b;
+            break;
         }
-        break;
         case VIR_TYPED_PARAM_STRING:
         {
             char *string_val = PyString_AsString(value);
@@ -388,7 +350,8 @@ libvirt_virDomainGetCPUStats(PyObject *self ATTRIBUTE_UNUSED, PyObject *args)
     int ncpus = -1, start_cpu = 0;
     int sumparams = 0, nparams = -1;
     int i, i_retval;
-    unsigned int flags, totalflag;
+    unsigned int flags;
+    bool totalflag;
     virTypedParameterPtr params = NULL, cpuparams;
 
     if (!PyArg_ParseTuple(args, (char *)"OOi:virDomainGetCPUStats",
@@ -396,18 +359,8 @@ libvirt_virDomainGetCPUStats(PyObject *self ATTRIBUTE_UNUSED, PyObject *args)
         return NULL;
     domain = (virDomainPtr) PyvirDomain_Get(pyobj_domain);
 
-    if (!PyBool_Check(totalbool)) {
-        PyErr_Format(PyExc_TypeError,
-                    "The \"total\" attribute must be bool");
+    if (libvirt_boolUnwrap(totalbool, &totalflag) < 0)
         return NULL;
-    } else {
-        /* Hack - Python's definition of Py_True breaks strict
-         * aliasing rules, so can't directly compare
-         */
-        PyObject *hacktrue = PyBool_FromLong(1);
-        totalflag = hacktrue == totalbool ? 1 : 0;
-        Py_DECREF(hacktrue);
-    }
 
     if ((ret = PyList_New(0)) == NULL)
         return NULL;