# Python program to record temperature to data file every 1 s
# date 2017-09-03
# Copyright 2017 Greg Altimas

#import RPi.GPIO as GPIO
import time

for i in range (10000000):
	datafile = open("temperatureOneYear.txt", "a")
	tfile = open("/sys/bus/w1/devices/w1_bus_master1/22-0000003b4021/w1_slave")
	text = tfile.read()
	tfile.close()
	secondline = text.split("\n")[1]
	tempdata = secondline.split(" ")[9]
	temperature = float(tempdata[2:])
	temperature = temperature / 1000
	timestamp = time.ctime()	
	datafile.write(timestamp + "\t" + str(temperature) + "\n")
	datafile.close()
	time.sleep(30)