[Python-Dev] context manager - generator interaction?

Raymond Hettinger python at rcn.com
Fri Apr 6 07:18:23 CEST 2007

> Guido van Rossum wrote:
>> Isn't this violating the rule that a try/except should only enclose
>> the smallest expression where the exception is expected?
> Yeah, and I keep finding myself wanting to hyperlink to that "rule" in
> the official docs, but it only seems to be written down in developer's
> heads. Can we get that into the Language Ref somewhere? Maybe on the
> http://docs.python.org/ref/try.html page?

I'll add a snippet to the tutorial with advice on try/except.

I don't think it should go in the main documentation because it is
really more of a suggestion or technique than an actual rule.
Also, there are plenty of other situations where the "rule" doesn't apply.


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