[Python-Dev] more timely detection of unbound locals
steve at pearwood.info
Wed May 11 00:38:53 CEST 2011
Nick Coghlan wrote:
> Personally, I would just add "in current scope" to the existing error
> message for the unbound local case (and potentially collapse the
> exception hierarchy a bit by setting UnboundLocalError = NameError).
That was the case prior to Python 2.0. Reverting is potentially a
semantic change that will break any code that distinguishes between
(global) NameError and (local) UnboundLocalError. But personally, I
don't know why it was thought necessary to distinguish between them in
the first place.
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