code: def on_test_text_text_change(self, event):
      self.__test_text = self.test_text_ctl.GetValue()
      self.refresh_text()
  
imports: import re
  import wx
  import wx.stc
label_desc: Use image node_id 9 for calling the RegexpDialog obj's underlying member method code with example usage: obj.on_test_text_text_change(event) without return types