Looper once hourly to check for new grades

loop.sh

!/bin/bash
 mytru_output="$(./mytru-cli.py)"
 until echo "$mytru_output" | grep ","; 
 do
     echo "$(date)"
     sleep 1h
     mytru_output="$(./mytru-cli.py)"
 done
 echo "$mytru_output" | xargs sh mail.sh