child process - this holds all the GUI elements

def child_task(self):
        '''child process - this holds all the GUI elements'''
        mp_util.child_close_fds()
        from wx_loader import wx
        state = self

        self.app = wx.App(False)
        self.app.frame = MPImageFrame(state=self)
        self.app.frame.Show()
        self.app.MainLoop()