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git log --since="2018-02-13" --before="2019-01-26" --author="$(git config --get user.name)" --pretty=tformat: --numstat | gawk '{ add += $1 ; subs += $2 ; loc += $1 - $2 } END { printf "added lines: %s removed lines : %s total lines: %s\n",add,subs,loc }'
added lines: 47983 removed lines : 16664 total lines: 31319