Open Stack

What are projects doing about new linters working only with newer deps
or even python3 only? For example [1] [2]. Might it be OK to ignore
pep8 results on maintenance branches?

Thanks,
  John

[1]
https://storage.gra.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_82b/703943/1/check/openstack-tox-pep8/82b01fb/tox/pep8-1.log

Ignoring ruamel.yaml: markers 'python_version == "3.4"' don't match
your environment
ERROR: ansible-lint 4.2.0 has requirement ruamel.yaml<1,>=0.15.34;
python_version < "3.7", but you'll have ruamel-yaml 0.13.14 which is
incompatible.


[2] https://zuul.opendev.org/t/openstack/build/82b01fb8a8c04068a906bf0cb888de58
AttributeError: module 'ruamel.yaml' has no attribute 'YAML'
Examining undercloud-debug.yaml of type playbook
Traceback (most recent call last):
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/bin/ansible-lint",
line 8, in <module>
    sys.exit(main())
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__main__.py",
line 187, in main
    matches.extend(runner.run())
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__init__.py",
line 287, in run
    skip_list=self.skip_list))
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__init__.py",
line 177, in run
    matches.extend(rule.matchtasks(playbookfile, text))
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__init__.py",
line 87, in matchtasks
    yaml = ansiblelint.utils.append_skipped_rules(yaml, text, file['type'])
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/utils.py",
line 596, in append_skipped_rules
    yaml_skip = _append_skipped_rules(pyyaml_data, file_text, file_type)
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/utils.py",
line 606, in _append_skipped_rules
    yaml = ruamel.yaml.YAML()
AttributeError: module 'ruamel.yaml' has no attribute 'YAML'
Examining undercloud-service-status.yaml of type playbook
Traceback (most recent call last):
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/bin/ansible-lint",
line 8, in <module>
    sys.exit(main())
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__main__.py",
line 187, in main
    matches.extend(runner.run())
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__init__.py",
line 287, in run
    skip_list=self.skip_list))
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__init__.py",
line 177, in run
    matches.extend(rule.matchtasks(playbookfile, text))
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/__init__.py",
line 87, in matchtasks
    yaml = ansiblelint.utils.append_skipped_rules(yaml, text, file['type'])
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/utils.py",
line 596, in append_skipped_rules
    yaml_skip = _append_skipped_rules(pyyaml_data, file_text, file_type)
  File "/home/zuul/src/opendev.org/openstack/tripleo-validations/.tox/pep8/lib/python3.5/site-packages/ansiblelint/utils.py",
line 606, in _append_skipped_rules
    yaml = ruamel.yaml.YAML()
AttributeError: module 'ruamel.yaml' has no attribute 'YAML'
/home/zuul/src/opendev.org/openstack/tripleo-validations
ERROR: InvocationError for command /bin/bash tools/ansible-lint.sh
(exited with code 1)
pep8 finish: run-test after 45.18 seconds
pep8 start: run-test-post
pep8 finish: run-test-post after 0.00 seconds
___________________________________ summary ____________________________________
ERROR: pep8: commands failed