在樹莓派 (Raspberry Pi)上設定開機自動執行 Python 程式，說明請參閱：https://link.medium.com/BK2BK3s3DY

mypython

#!/bin/bash
### BEGIN INIT INFO
# Provides:          mypython
# Required-Start:    $syslog $network
# Required-Stop:     $syslog $network
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: starts the mypython
# Description:       starts mypython using start-stop-daemon
### END INIT INFO

# /etc/init.d/mypython

# 作者：目光比月se寂寞
# 来源：CSDN
# 原文：https://blog.csdn.net/zj0078/article/details/41926675
# 版权声明：本文为博主原创文章，转载请附上博文链接！
#
# 1.新增檔案權限：可以執行
#   sudo chmod +x /etc/init.d/mypython
# 2.設定開機啟動
#   sudo update-rc.d mypython defaults 95
#   (如果要移除開機啟動：sudo update-rc.d mypython remove)
#   ( mypython 有修改的話，要執行 systemctl daemon-reload )
# 3.使用指令碼啟動、停止服務
#   sudo service mypython start
#   sudo service mypython stop

case "$1" in
    start)
        echo -n "Starting python: "
        echo "---------------------------------------------------------------------------------" >>/var/log/mypython
        date +"! %Y/%m/%d %a %T : Starting python ." >>/var/log/mypython
        echo start
        #cd /home/pi/inv/
        #./mqtt-ledv4-test.py >> /var/log/inv.log &
        cd /home/pi/
        ./74hc595-test4.py &
        echo "Done."
        echo ""
        date +"! %Y/%m/%d %a %T : Finished." >>/var/log/mypython
        echo "---------------------------------------------------------------------------------" >>/var/log/mypython
        touch /var/lock/subsys/python
        ;;
    stop)
        echo -n "Shutting Down python Listeners: "
        echo "---------------------------------------------------------------------------------" >>/var/log/mypython
        date +"! %Y/%m/%d %a %T : Shutting Down python." >>/var/log/mypython
        echo "python"
        #killall -9 mqtt-ledv4-test.py
        killall -9 74hc595-test4.py
        echo "Done."
        rm -f /var/lock/subsys/python
        echo "Done."
        date +"! %Y/%m/%d %a %T : Finished." >>/var/log/mypython
        echo "---------------------------------------------------------------------------------" >>/var/log/mypython
        ;;
    *)
        echo "Usage: mypython { start | stop | restart }"
        exit 1
        ;;
esac
exit 0