docstr: Publish a WX event that tells the world that the selection changed
docstr_tok: ["Publish","a","WX","event","that","tells","the","world","that","the","selection","changed"]
code: def notify_selection_changed(self):
      """Publish a WX event that tells the world that the selection changed"""
      event = wx.NotifyEvent(EVT_PLC_SELECTION_CHANGED.evtType[0])
      event.SetEventObject(self)
      self.GetEventHandler().ProcessEvent(event)
  
imports: import logging
  import os
  import sys
  import uuid
  from urllib.request import url2pathname
  from urllib.parse import urlparse
  import wx
  import wx.lib.scrolledpanel
  from cellprofiler_core.pipeline import ImageFile
  from cellprofiler_core.preferences import report_progress
label_desc: Use image node_id 29 for calling the PathListCtrl obj's underlying member method code with example usage: obj.notify_selection_changed() without return types