In download page I found:
A tarball containing the wxPython demo and samples . It is highly encouraged for new wxPython users, and experienced ones too, to download this file. It is a great learning resource with tons of examples showing how to use various components of the wxPython library. Look for a file named like
So I get it and run it from: https://extras.wxpython.org/wxPython4/extras/4.1.0/wxPython-demo-4.1.0.tar.gz
Code is displayed as hex symbols instead of ascii (image below).
Why? I did not change anything.