DS18B20 by Acqua

from ablib import w1buslist
from ablib import DS18B20
import paho.mqtt.client as mqtt

broker_address = ""
broker_port    = ""
broker_user    = ""
broker_pass    = ""
base           = "TST"
farea          = "piano"
area           = "c"
czona          = "z"
client         = mqtt.Client("PyEX1")

try:
  client.username_pw_set(username=broker_user,password=broker_pass)
except:
  print "Connection refused"

try:
  client.connect(broker_address, broker_port)
except:
  print "Connection failed"

sensor = []
i = 0
for device in w1buslist():
  sensor.append(DS18B20(device))
  t = sensor[i].getTemp()
  #print "Sensor ID = "+device+" ; Temperature = %.2f C" % t
  client.publish(base+"/"+farea+"/"+area+"/clima/"+czona+"/data/temperature/s"+str(i), t)
  i = i+1