Checking Suspicious Functions

[Fredrik Lundh]

Moshe Zadka wrote:
> After Tim and mine discusion, I thought writing code for a change would be
> nice. Here's a rough draft of my "checking whether a function can return a
> value from one place and return None from another" code:

is that "None" or "none"?

if the latter, Skip posted patches to compile.c long ago:
http://www.musi-cal.com/~skip/python/

if the former, why?  when did None stop being a valid
return value?

</F>