Open Stack

On Thu, Apr 19, 2018 at 3:21 PM, Doug Hellmann <doug at doughellmann.com>
wrote:
>
>
> Reading through that log more carefully, I see an early attempt to pin
> pycodestyle <= 2.3.1 [1], followed later by pycodestyle == 2.4.0 being
> pulled in as a dependency of flake8-import-order==0.12 when neutron's
> test-requirements.txt is installed [2]. Then later when ironic's
> test-requirements.txt is installed pycodestyle is downgraded to 2.3.1
> [3].
>
> Reproducing those install & downgrade steps, I see that pycodestyle
> 2.4.0 claims to own pep8.py but pycodestyle 2.3.1 does not [4]. So that
> explains why pep8 is not re-installed when pycodestyle is downgraded.
>

Aha, interesting! That's a fun one. :)

I think the real problem here is that we have linter dependencies listed
> in the test-requirements.txt files for our projects, and they are
> somehow being installed without the constraints.


This is because they're in the blacklist, right?


> I don't think they need
> to be installed for devstack at all, so one way to fix it would be to
> move those dependencies to the tox.ini section for running pep8, or to
> have devstack look at the blacklisted packages and skip installing them.
>

Yeah, seems like either would work. With the latter, would devstack edit
these out of test-requirements.txt before installing, I presume? The former
seems less hacky, I'll proceed with that unless folks have objections.

Thanks for the help, Doug! :)

// jim
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