list.extend

src/runtime/list.cpp

@@ -545,6 +545,7 @@ void setupList() {
     list_cls->giveAttr("pop", new BoxedFunction(boxRTFunction((void*)listPop, UNKNOWN, 2, 1, false, false), { None }));
 
     list_cls->giveAttr("append", new BoxedFunction(boxRTFunction((void*)listAppend, NONE, 2)));
+    list_cls->giveAttr("extend", new BoxedFunction(boxRTFunction((void*)listIAdd, NONE, 2)));
 
     CLFunction* setitem = createRTFunction(3, 0, false, false);
     addRTFunction(setitem, (void*)listSetitemInt, NONE, std::vector<ConcreteCompilerType*>{ LIST, BOXED_INT, UNKNOWN });

test/tests/list.py

@@ -67,3 +67,7 @@ for i in xrange(100):
     l.append(i)
 while l:
     del l[0]
+
+l = range(5)
+l.extend(range(5))
+print l