-        self.panelC = wxWindow(self, -1, wxPyDefaultPosition, wxPyDefaultSize, wxSIMPLE_BORDER)
-        self.panelC.SetBackgroundColour(wxWHITE)
-        self.panelC.SetConstraints(Layoutf('t_10#3;r=r10#1;b=b10#1;l>10#2', (self,self.panelA,self.panelB)))
+        self.panelC = wx.Window(self, -1, style=wx.SIMPLE_BORDER)
+        self.panelC.SetBackgroundColour(wx.WHITE)
+        self.panelC.SetConstraints(
+            layoutf.Layoutf('t_10#3;r=r10#1;b=b10#1;l>10#2', (self,self.panelA,self.panelB))
+            )