git 提交前pep8检查

pre-commit

(pycharm_ascle) [~]$ cat .git-templates/hooks/pre-commit
#!/usr/bin/env bash

git diff --cached -- '*.py' | `which pep8` --max-line-length=119 --show-source --diff

if [ $? -gt 0 ]; then
    echo
    echo '--------'
    echo 'Lint check failed.'
    exit 1
fi

$? 是上一个命令的输出