Google Colabを寝かさないシェルスクリプト

#!/bin/bash# usage live-colab.sh "URL of Colab"for i in`seq 0 10000`do
  echo"[$i]"`date'+%y/%m/%d %H:%M:%S'`"connected."
  curl "$1"> /dev/null 2>&1
  sleep 60
done

$ ./live-colab.sh "<Google ColaboratoryのURL: https://colab.research.google.com/drive/xxxxxxxxxx>"