https://github.com/enthought/enable/blob/f292da25818cc9642b27beae282fd2ed303e6b80/enable/savage/compliance/viewer.py#L274 https://wxpython.org/Phoenix/docs/html/MigrationGuide.html#wx-treectrl
enable/enable/savage/compliance/viewer.py
Line 274 in f292da2
https://wxpython.org/Phoenix/docs/html/MigrationGuide.html#wx-treectrl