TIny script to log data from a Grid Insight AMRUSB-1

amr.py

#!/usr/bin/env python

import serial, sys
from time import strftime

print "Connecting to AMRUSB-1. Press Control+C to abort."

logfilename = 'amrusb-1-' + strftime("%Y%m%d%H%M%S") + 'log'

f = open(logfilename, 'w')

ser = serial.Serial('/dev/ttyACM0')

while True:
  try:
    line = ser.readline()
    logline = strftime("%Y-%m-%d %H:%M:%S") + "\t" + line
    sys.stdout.write(logline)
    f.write(logline)
  except (KeyboardInterrupt, SystemExit):
    f.close()
    print "Exiting..."
    break