thingspeak_data.py

#!/usr/bin/env python

import time, os, urllib, urllib2

PERIOD = 60 # Seconds

BASE_URL = 'https://api.thingspeak.com/update.json'
KEY = 'DYHHDDKKLU8OV58T'

def send_data(temp):
    data = urllib.urlencode({'api_key' : KEY, 'field1': temp})
    response = urllib2.urlopen(url=BASE_URL, data=data)
    print(response.read())

def cpu_temp():
    dev = os.popen('/opt/vc/bin/vcgencmd measure_temp')
    cpu_temp = dev.read()[5:-3]
    return cpu_temp
    
while True:
    temp = cpu_temp()
    print("CPU Temp (C): " + str(temp))
    send_data(temp)
    time.sleep(PERIOD)