Comment 2 for bug 1865085

Reviewed: https://review.opendev.org/710331
Committed: https://git.openstack.org/cgit/starlingx/distcloud/commit/?id=501fa35af2780d57329478fe0ef0a6037ef8bf73
Submitter: Zuul
Branch: master

commit 501fa35af2780d57329478fe0ef0a6037ef8bf73
Author: Al Bailey <email address hidden>
Date: Tue Jan 21 17:04:56 2020 -0600

    Update pylint for distributedcloud

    The pylint that was specified as an upper constraint was not
    as strict as the newer versions.

    - Fixed or suppressed any new error codes being reported.
    Suppressed error codes should be fixed by additional reviews.

    - added a zuul target for pylint

    - Added dcdbsync to the folders being processed by pylint.

    - Removed the env:UPPER_CONSTRAINTS_FILE from tox.ini so that zuul
    does not override the upper constraints with an newer version.

    - Needed to add greenlet to the extension-pkg-whitelist since
    runtime introspection of that component is not possible.

    - oslo-messaging get_transport deprecated 'aliases' in pike, and
    removed it in rocky. The packaged version in STX is 5.30.6
    which still supports aliases. This requires us to explicitly
    run tox with the version that we ship (pre-stein). This is
    controlled by a local upper-constraints.txt file.
    Related-Bug: 1865054

    - Paste file handling reports a pylint issue which has been suppressed
    Related-Bug: 1865085

    Story: 2004515
    Task: 38882
    Change-Id: Ie7c8c2adab1eeb9100159a2aa29968a0b557e2e4
    Signed-off-by: Al Bailey <email address hidden>