[py3] Add --inspect argument to chirpwx for wxPython debugging

#495

chirpwx.py

@@ -34,6 +34,8 @@ if __name__ == '__main__':
                         help="Enable profiling")
     parser.add_argument("--onlydriver", nargs="+",
                         help="Include this driver while loading")
+    parser.add_argument("--inspect", action="store_true",
+                        help="Show wxPython inspector")
     logger.add_arguments(parser)
     args = parser.parse_args()
 
@@ -48,4 +50,8 @@ if __name__ == '__main__':
     for fn in args.files:
         mainwindow.open_file(fn, select=False)
 
+    if args.inspect:
+        import wx.lib.inspection
+        wx.lib.inspection.InspectionTool().Show()
+
     app.MainLoop()