On Wed, Jun 10, 2015 at 9:49 PM, Tim Graham <timogra...@gmail.com> wrote:
> inspect.getargspec() was deprecated in Python 3.0 and will be removed in 3.6
> (ETA late 2016). It started throwing a deprecation warning in Python 3.5
> which causes some test failures when we check the number of deprecation
> warnings so I'd like to deal with it now and avoid introducing more usages.
>
> Its replacement is inspect.signature() which is in all the versions of
> Python 3 we support, but not 2.7. Options I see:
> 1. Add a dependency for the funcsigs backport [1] (only needed on Python 2)
> 2. Vendor funcsigs in django.utils (about 1k LOC) (this has been the
> historical approach)
> 3. Write different code for Python 2 & 3

funcsigs doesn't look like an up-to-date backport and we've fixed many
bugs in inspect.signature() in recent releases. It might be safer to
go with 3 (instead of adding an unmaintained dependency).

--Berker

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