from wxPython.wx import *

class MiaApp(wxApp):
    def OnInit(self):
        frame = wxFrame(None, -1, "Ciao mondo")
        frame.Show(1)
        self.SetTopWindow(frame)

        mf = wxMiniFrame(frame, -1, "wxMiniFrame",
                         wxDefaultPosition, wxSize(200, 100),
                         wxDEFAULT_FRAME_STYLE|
                         wxTINY_CAPTION_HORIZ)
        mf.Show(1)

        return 1

app = MiaApp()
app.MainLoop()