Curious case of UnboundLocalError

[Johannes Bauer]

On 30.03.2018 16:46, Ben Bacarisse wrote:

>> Yup, but why? I mean, at the point of definition of "z", the only
>> definition of "collections" that would be visible to the code would be
>> the globally imported module, would it not? How can the code know of the
>> local declaration that only comes *after*?
> 
> Why questions can be hard.  The language definition says what's supposed
> to happen.  Is that enough of an answer to why?

Absolutely. Don't get me wrong, I dont't doubt either the correctness of
your answer nor question the design choice. I just found it surprising
and cool.

Thanks for clearing it up.

Cheers,
Joe



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