Update flake8 to 3.8.3#157

pyup-bot wants to merge 1 commit into

masterberceanu/sliceplots:masterfrom

pyup-update-flake8-3.7.9-to-3.8.3berceanu/sliceplots:pyup-update-flake8-3.7.9-to-3.8.3Copy head branch name to clipboard