update swig on windows

winx64/bin/swigwin-4.0.0/Examples/test-suite/python_threads.i

@@ -0,0 +1,40 @@
+%module(threads=1) python_threads
+
+%include <std_vector.i>
+
+%inline %{
+struct Action {
+  int val;
+  Action(int val = 0) : val(val) {}
+};
+%}
+
+%template(VectorActionPtr) std::vector<Action *>;
+
+%inline %{
+#include <vector>
+#include <iostream>
+template <typename T> struct myStlVector : public std::vector<T> {
+};
+typedef myStlVector <Action *> ActionList;
+
+%}
+
+%template(ActionList) myStlVector<Action *>;
+
+%inline %{
+class ActionGroup
+{
+public:
+  ActionList &GetActionList () const {
+    static ActionList list;
+    list.push_back(new Action(1));
+    list.push_back(new Action(2));
+    list.push_back(new Action(3));
+    list.push_back(new Action(4));
+    return list;
+  }
+};
+%}
+
+