R. David Murray added the comment:
This is working as designed. None means read from stdin. It is already
documented in a note under shlex.split, so there isn't a doc issue here either.
(Aside: 'crash' means segfault, which this isn't.)
You could try to recast this as a feature request, but
New submission from Ram Rachum:
I had a code that would freeze, and after debugging I realized that a bug in my
code caused `shlex.split(None)` to be called, which puts Python in an infinite
loop.
We probably want to do an `if not isinstance(s, ...): raise TypeError('Bla
bla')` at the start o
