Shell script to delete old git branches

cleanup_branches.sh.md

#!/usr/bin/env bash

# Run the following 2 lines by hand - edit each output file to make sure there is nothing you want to keep

# git branch --all --sort=committerdate --format='%(HEAD) %(color:yellow)%(refname:short)%(color:reset) - %(color:red)%(objectname:short)%(color:reset) - %(contents:subject) - %(authorname) (%(color:green)%(committerdate:relative)%(color:reset))' > branch_info.txt

# cat branch_info.txt | sed -e "s/^  origin\///" -e "s/ .*//" > delete_me.txt


while read -r branch;
do

    echo "deleting branch ${branch}"
    # echo "git push origin :${branch}"

    git push origin ":${branch}"
    retval=$?

    if [ ${retval} != 0 ]
    then

        echo "Error ${retval} deleting branch ${branch}"
        exit ${retval}

    fi

    sleep 5

done < delete_me.txt