[Python-Dev] Think a dead import finding script would be handy?

Brett Cannon brett at python.org
Mon Aug 18 00:04:58 CEST 2008

On Sun, Aug 17, 2008 at 1:40 PM, Georg Brandl <g.brandl at gmx.net> wrote:
> Brett Cannon schrieb:
>> After Christian mentioned how we could speed up interpreter start-up
>> by removing some dead imports he found, I decided to write up a quick
>> script that generates the AST for a source file and (very roughly)
>> tries to find imports that are never used. People think it's worth
>> tossing into Tools, even if it is kind of rough? Otherwise I might
>> toss it into the sandbox or make a quick Google code project out of
>> it.
>> Regardless, one interesting side-effect of the script is that beyond
>> finding some extraneous imports in various places, it also found some
>> holes in __all__. I have the script look for the definition of __all__
>> and consider an import used if it is listed there.
> pylint already finds unused imports. It finds tons of other, relatively
> useless, stuff in the default configuration, but I'm sure it can be
> coaxed into only showing unused imports too.

Does anyone ever run pylint over the stdlib on occasion?


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