dht_web.py

#!/usr/bin/python
import web, os, subprocess, time
import Adafruit_DHT as dht

web.config.debug = False
urls = ('/.*', 'hooks')
app = web.application(urls, globals(),autoreload=True)


# Return CPU temperature as a character string
def getCPUtemperature():
        s = subprocess.check_output(["/opt/vc/bin/vcgencmd","measure_temp"])
        #print s.split('=')[1]
        return s.split('=')[1][:-3]

def read_DHT():
        h,t = dht.read_retry(dht.DHT22, 4)
        #print h, t
        t = format(t, '.2f')
        h = format(h, '.2f')
        return(t,h)

class hooks:
    def GET(self):
                t,h = read_DHT()
                return "Temp "+str(t)+" Hum "+str(h)+ " cputemp " + str(getCPUtemperature())

if __name__ == '__main__':
    app.run()