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- import serial
- from time import sleep
- import os
-
- ser = serial.Serial(
- port='/dev/ttyUSB0',\
- baudrate=9600,\
- parity=serial.PARITY_NONE,\
- stopbits=serial.STOPBITS_ONE,\
- bytesize=serial.EIGHTBITS,\
- #timeout=None) #doesn't work
- timeout=0)
-
- print("connected to: " + ser.portstr)
-
- substring ="Shutdown"
-
-
- # credit to https://eli.thegreenplace.net/2009/07/30/setting-up-python-to-work-with-the-serial-port
- # for a working read example
- while True:
- data = ser.read(9999)
- if len(data) > 0:
- # print 'Got:', data
- print data
- #https://www.agnosticdev.com/content/how-find-substring-string-python
- #boycott s(tack)exchange
- # if substring in data:
- # print ("I found the substring")
- if substring in data:
- os.system("reboot") #This doesn't work as user
- sleep(0.5)
- # print 'not blocked'
-
- ser.close()
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