multipanels.py

import wx

########################################################################
class MyPanel(wx.Panel):
    """"""

    #----------------------------------------------------------------------
    def __init__(self, parent, bg=None):
        """Constructor"""
        wx.Panel.__init__(self, parent)
        
        if bg:
            self.SetBackgroundColour(bg)
    
########################################################################
class MyFrame(wx.Frame):
    """"""

    #----------------------------------------------------------------------
    def __init__(self):
        """Constructor"""
        wx.Frame.__init__(self, None, title="Test")
        panel = MyPanel(self)
        
        panel_sizer = wx.BoxSizer(wx.VERTICAL)
        
        panel_one = MyPanel(panel, 'red')
        panel_sizer.Add(panel_one, 1, wx.EXPAND)
        
        panel_two = MyPanel(panel, 'green')
        panel_sizer.Add(panel_two, 2, wx.EXPAND)
        
        panel.SetSizer(panel_sizer)
        self.Show()
    
if __name__ == '__main__':
    app = wx.App(False)
    frame = MyFrame()
    app.MainLoop()