Backed out changeset f23fa1f7b68f

Sorry, I didn't want to push this change before the review :-( I was pushing a
change into the 2.7 branch.

Python/modsupport.c

@@ -586,6 +586,57 @@ va_build_stack(PyObject **small_stack, Py_ssize_t small_stack_len,
 }
 
 
+PyObject *
+PyEval_CallFunction(PyObject *callable, const char *format, ...)
+{
+    va_list vargs;
+    PyObject *args;
+    PyObject *res;
+
+    va_start(vargs, format);
+
+    args = Py_VaBuildValue(format, vargs);
+    va_end(vargs);
+
+    if (args == NULL)
+        return NULL;
+
+    res = PyEval_CallObject(callable, args);
+    Py_DECREF(args);
+
+    return res;
+}
+
+
+PyObject *
+PyEval_CallMethod(PyObject *obj, const char *name, const char *format, ...)
+{
+    va_list vargs;
+    PyObject *meth;
+    PyObject *args;
+    PyObject *res;
+
+    meth = PyObject_GetAttrString(obj, name);
+    if (meth == NULL)
+        return NULL;
+
+    va_start(vargs, format);
+
+    args = Py_VaBuildValue(format, vargs);
+    va_end(vargs);
+
+    if (args == NULL) {
+        Py_DECREF(meth);
+        return NULL;
+    }
+
+    res = PyEval_CallObject(meth, args);
+    Py_DECREF(meth);
+    Py_DECREF(args);
+
+    return res;
+}
+
 int
 PyModule_AddObject(PyObject *m, const char *name, PyObject *o)
 {