if [ "$#" -lt 2 ]
then
echo "Find edge lines in a file that contain one of the users in a user list."
echo ""
echo "Usage: $0 <file with edges> <file with the list of users>"
exit 1
fi
pv -c -N 'read' "$1" | grep -F -w -f "$2" | pv -lc -N 'found'