> On April 6, 2018, 9:46 a.m., Armand Grillet wrote:
> > src/python/lib/tox.ini
> > Lines 19 (patched)
> > <https://reviews.apache.org/r/64970/diff/6/?file=1975389#file1975389line19>
> >
> >     As this is here, the line `pylint==1.6.4` in 
> > support/pip-requirements.txt should be removed.

the python files within support/ still require pylint to be installed in 
support/.virtualenv, since they are linted using the pylint installed in 
support/.virtualenv directly.


- Eric


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On March 14, 2018, 3:05 p.m., Eric Chung wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/64970/
> -----------------------------------------------------------
> 
> (Updated March 14, 2018, 3:05 p.m.)
> 
> 
> Review request for mesos, Armand Grillet, Jason Lai, and Kevin Klues.
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> Use tox for linting and testing code living uder src/python.
> 
> At the moment, all linting is done through the same `pylint`
> installation under support/.virtualenv, which requires ALL dependencies
> (i.e. pip-requirements.txt, requirements.in scattered in various
> directories) to be installed in the same virtualenv, making things
> really messy -- e.g. when I've changed some code under `src/python/lib`,
> but don't have the dev virtualenv activated, linting will fail since
> none of the dependencies under `src/python/lib` have been installed.
> 
> Using tox, we can solve this problem by distributing a "test spec"
> (tox.ini) in each of the python source directories which are aware of
> its local dependencies only. To test or lint the code there would be as
> simple as running `tox -e py27-lint <file_path>`, and the corresponding
> virtualenv and test dependencies would automatically be setup.
> 
> This patch modifies `support/mesos-style.py` to install `tox` in
> `support/.virtualenv` and delegates linting to a `tox` call when it sees
> python directories that have tox setup for it. Linting for all other
> languages will not be effected.
> 
> Testing Done:
> 1. intentionally create a lint error, such as extra spaces before a
> parens in a python file
> 2. run the pre-commit hook and see tox in action
> 
> Reviewed at https://reviews.apache.org/r/64970/
> 
> 
> Diffs
> -----
> 
>   src/python/cli_new/tests/__init__.py PRE-CREATION 
>   src/python/cli_new/tox.ini PRE-CREATION 
>   src/python/lib/requirements-test.in 
> b2b73aab65377d9310797203ea84c5150ae60805 
>   src/python/lib/tox.ini fd5e89c77c8608fea21e9caad814c6e111ad57db 
>   support/mesos-style.py 47ec36949010fa511d1b3974739c5ad5c03f6f7f 
> 
> 
> Diff: https://reviews.apache.org/r/64970/diff/6/
> 
> 
> Testing
> -------
> 
> 1. intentionally create a lint error, such as extra spaces before a parens in 
> a python file
> 2. run the pre-commit hook and see tox in action
> 
> 
> Thanks,
> 
> Eric Chung
> 
>

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