Easy git stats in one command

gistfile1.sh

git log --author="Radim Klaska" --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 }' -

# returns: "added lines: XXX removed lines: XXX total lines: XXX"


git log --shortstat --pretty="%cE" | sed 's/\(.*\)@.*/\1/' | grep -v "^$" | awk 'BEGIN { line=""; } !/^ / { if (line=="" || !match(line, $0)) {line = $0 "," line }} /^ / { print line " # " $0; line=""}' | sort | sed -E 's/# //;s/ files? changed,//;s/([0-9]+) ([0-9]+ deletion)/\1 0 insertions\(+\), \2/;s/\(\+\)$/\(\+\), 0 deletions\(-\)/;s/insertions?\(\+\), //;s/ deletions?\(-\)//' | awk 'BEGIN {name=""; files=0; insertions=0; deletions=0;} {if ($1 != name && name != "") { print name ": " files " files changed, " insertions " insertions(+), " deletions " deletions(-), " insertions-deletions " net"; files=0; insertions=0; deletions=0; name=$1; } name=$1; files+=$2; insertions+=$3; deletions+=$4} END {print name ": " files " files changed, " insertions " insertions(+), " deletions " deletions(-), " insertions-deletions " net";}'

# returns:  jar.smahel,: 35 files changed, 1206 insertions(+), 118 deletions(-), 1088 net
#           radim,: 18 files changed, 433 insertions(+), 373 deletions(-), 60 net
# Author: http://stackoverflow.com/a/20414465

Originaly from http://codeimpossible.com/2011/12/16/Stupid-Git-Trick-getting-contributor-stats/
I just don't want to forget it... :)