This case could also be addressed by something more like PEP 3150 without the nasty potential for leaking the scope of an assignment beyond that statement in a

This case could also be addressed by something more like PEP 3150 without the nasty potential for leaking the scope of an assignment beyond that statement in a non-obvious way. https://www.python.org/dev/peps/pep-3150/ https://www.python.org/dev/peps/pep-3150/