Travis CI: lint for useless backslashes (#1961)

* Travis CI: lint for useless backslashes

* updating DIRECTORY.md

* flake8  --max-complexity=25

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>

Christian Clauss committed 6y ago

8b55a143fa14ff4b3acbe38a91630c99c2f84367

Parent: 369562a

Committed by GitHub <noreply@github.com> on 5/9/2020, 11:24:25 AM