[Python-ideas] Inline assignments using "given" clauses
steve at pearwood.info
Sun May 13 07:28:16 EDT 2018
On Sun, May 13, 2018 at 10:53:50AM +1000, Cameron Simpson wrote:
> For myself, I'm not a fan of a narrow scope. I'd be happy with an inline
> assignment landing in the function scope (or whatever the current innermost
> scope is). Like normal assignments. In how many other places does Python
> adopt a narrower scope than the function/method/class/module?
None except for comprehensions and generators. And may it stay that way
> I'm going to digress into an explaination of this issue in Go here because
> I want to highlight my dislike of easy accidental shadowing, which is a
> problem in many areas, and I think that conflating inline assignment with
> an implied narrow scope in Python would make this worse.
Thanks Cameron! This is a really good practical example of why narrow
scopes should be avoided.
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