I think that he could have changed the built-in types by means of the ctypes library https://docs.python.org/3/library/ctypes.html https://docs.python.org/3/lib

I think that he could have changed the built-in types by means of the ctypes library https://docs.python.org/3/library/ctypes.html https://docs.python.org/3/library/ctypes.html Python goes with some mighty batteries... I am using ctypes here - to produce an execution trace of a running python program, where all the side effects are displayed: (had to use it in order to access some hidden members in the built-in frame type ;-) ) https://github.com/MoserMichael/pyasmtool/blob/master/tracer.md https://github.com/MoserMichael/pyasmtool/blob/master/tracer...