-        wxFrame.__init__(self, parent, ID, title, pos, size, style)
-        EVT_LEFT_DOWN(self, self.OnMouseClick)
-        EVT_CLOSE(self, self.OnCloseWindow)
-        EVT_PAINT(self, self.OnPaint)
-        EVT_ERASE_BACKGROUND(self, self.OnEraseBG)
+        wx.Frame.__init__(self, parent, ID, title, pos, size, style)
+        self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseClick)
+        self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
+        self.Bind(wx.EVT_PAINT, self.OnPaint)
+        self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBG)