git shortlog -s -n --all --no-merges(number of commits per author on all branches)

git shortlog -s -n --all --no-merges

=git shortlog --summary --numbered --all --no-merges

 

--all: 모든 브랜치에 대해, 없으면 특정 브랜치에 대해서만? 

--no-merges:  to exclude statistics from merge commits.

https://stackoverflow.com/questions/9839083/git-number-of-commits-per-author-on-all-branches