查看git上的个人代码提交量：
git log --author="Marek Romanowski" --since="2019-01-01" --no-merges | grep -e 'commit [a-zA-Z0-9]*' | wc -l
查看git上的个人代码量：
git log --since="2019-01-01" --until='2019-02-01' --author="Marek Romanowski" --pretty=tformat: --numstat --no-merges | awk '{ add += $1; subs += $2; loc += $1 - $2 } END { printf "added lines: %s, removed lines: %s, total lines: %s\n", add, subs, loc }' -
--since=1.day.ago
统计每个人增删行数
git log --format='%aN' | sort -u | while read name; do echo -en "$name\t"; git log --since ==2019-01-01 --until==2019-02-01 --author="$name" --no-merges --pretty=tformat: --numstat | awk '{ add += $1; subs += $2; loc += $1 - $2 } END { printf "added lines: %s, removed lines: %s, total lines: %s\n", add, subs, loc }' -; done > a.cvs
https://segmentfault.com/a/1190000008542123