import wx
app = wx.PySimpleApp()
frame = wx.Frame(None, wx.ID_ANY, "Hello World")
frame.Show(True)
app.MainLoop()

import wx
class MainWindow(wx.Frame):
    """simpyly deruve a new class of  Frame"""
    def __init__(self,parent,id,title):
        wx.Frame.__init__(self,parent,id,title,size =(200,100))
        self.control = wx.TextCtrl(self,1,style = wx.TE_MULTILINE)
        self.Show(True)

app = wx.PySimpleApp()
frame = MainWindow(None,wx.ID_ANY,'small editor')
app.MainLoop()