https://www.freshports.org/x11-toolkits/py-pyfltk/
FreshPorts -- x11-toolkits/py-pyfltk: Python interface to FLTK window toolkit
pyFLTK is Python wrapper for the Fast Light Tool Kit cross-platform graphical user-interface library. It wraps FLTK version 1.3 and is quite stable.
python interfacetoolkits