wxpython statusbar

import wx
class MyFrame(wx.Frame):
    """ We simply derive a new class of Frame. """
    def __init__(self):
        wx.Frame.__init__(self, parent = None, title='Sample', size=(200,100))
        
        self.sb = self.CreateStatusBar(style = wx.NO_BORDER)
        self.sb.SetStatusStyles([wx.SB_FLAT])
        
        self.SetBackgroundColour('#000000')
        self.sb.SetBackgroundColour('#333333')

        self.Show(True)

app = wx.App(False)
frame = MyFrame()
app.MainLoop()