Coding style and else statements

[Steve Holden]

Carl Banks wrote:
[...]
> However, I have rare cases where I do choose to use the else (ususally
> in the midst of a complicated piece of logic, where it's be more
> distracting than concise).  In that case, I'd do something like this:
> 
> def foo(thing):
>     if thing:
>         return thing+1
>     else:
>         return -1
>     assert False

I think that's about the most extreme defensive programming I've seen in 
a while! I can imaging it's saved your ass a couple of times when you've 
edited the code a while after writing it.

Of course, optimising will remove the assertions ...

regards
  Steve
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