code: def on_quit(self, event):
      self.canvas.stop_timer()
      self.Close(True)
  
file_path: vispy/examples/tutorial/app/simple_wx.py
imports: import wx
  import math
  from vispy import app, gloo
label_desc: Use image node_id 2 for calling the TestFrame obj's underlying member method code with example usage: obj.on_quit(event) without return types