
1) Free computer library 2) Widget toolkit
Found on
https://www.crosswordclues.com/clue/wxpython

wxPython is a wrapper for the cross-platform GUI API (often referred to as a `toolkit`) wxWidgets (which is written in C++) for the Python programming language. It is one of the alternatives to Tkinter, which is bundled with Python. It is implemented as a Python extension module (native code). Other popular alternatives are PyGTK, its successor .....
Found on
http://en.wikipedia.org/wiki/WxPython
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