Added Christian Tismer's patch to allow list.append(a,b,c) back --

with a twist: you have to define NO_STRICT_LIST_APPEND manually
to enable multi-arg append().

Objects/listobject.c

@@ -562,13 +562,27 @@ listinsert(self, args)
 	return ins(self, i, v);
 }
 
+/* Define NO_STRICT_LIST_APPEND to enable multi-argument append() */
+
+#ifndef NO_STRICT_LIST_APPEND
+#define PyArg_ParseTuple_Compat1 PyArg_ParseTuple
+#else
+#define PyArg_ParseTuple_Compat1(args, format, ret) \
+( \
+	PyTuple_GET_SIZE(args) > 1 ? (*ret = args, 1) : \
+	PyTuple_GET_SIZE(args) == 1 ? (*ret = PyTuple_GET_ITEM(args, 0), 1) : \
+	PyArg_ParseTuple(args, format, ret) \
+)
+#endif
+
+
 static PyObject *
 listappend(self, args)
 	PyListObject *self;
 	PyObject *args;
 {
 	PyObject *v;
-	if (!PyArg_ParseTuple(args, "O:append", &v))
+	if (!PyArg_ParseTuple_Compat1(args, "O:append", &v))
 		return NULL;
 	return ins(self, (int) self->ob_size, v);
 }
@@ -1326,7 +1340,7 @@ listindex(self, args)
 	int i;
 	PyObject *v;
 
-	if (!PyArg_ParseTuple(args, "O:index", &v))
+	if (!PyArg_ParseTuple_Compat1(args, "O:index", &v))
 		return NULL;
 	for (i = 0; i < self->ob_size; i++) {
 		if (PyObject_Compare(self->ob_item[i], v) == 0)
@@ -1347,7 +1361,7 @@ listcount(self, args)
 	int i;
 	PyObject *v;
 
-	if (!PyArg_ParseTuple(args, "O:count", &v))
+	if (!PyArg_ParseTuple_Compat1(args, "O:count", &v))
 		return NULL;
 	for (i = 0; i < self->ob_size; i++) {
 		if (PyObject_Compare(self->ob_item[i], v) == 0)
@@ -1366,7 +1380,7 @@ listremove(self, args)
 	int i;
 	PyObject *v;
 
-	if (!PyArg_ParseTuple(args, "O:remove", &v))
+	if (!PyArg_ParseTuple_Compat1(args, "O:remove", &v))
 		return NULL;
 	for (i = 0; i < self->ob_size; i++) {
 		if (PyObject_Compare(self->ob_item[i], v) == 0) {