#!/usr/bin/env bash # This script runs black on all Python files in the repo. set -uo pipefail # Apply black. echo -e "Formatting Python files..." PY_FILES=$(git ls-files -- '*SConstruct' '*SCsub' '*.py' ':!:.git/*' ':!:thirdparty/*') black -l 120 $PY_FILES diff=$(git diff --color) # If no diff has been generated all is OK, clean up, and exit. if [ -z "$diff" ] ; then printf "Files in this commit comply with the black style rules.\n" exit 0 fi # A diff has been created, notify the user, clean up, and exit. printf "\n*** The following differences were found between the code " printf "and the formatting rules:\n\n" echo "$diff" printf "\n*** Aborting, please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\n" exit 1