checkpoint_5_2b.py

from webiopi.devices.sensor import DS18S20
import datetime
import pylab

tmp0 = DS18S20(slave="10-000802de0ee7") # sensor found with "ls /sys/bus/w1/devices/"

time = [datetime.datetime.now()]
temp = [tmp0.getCelsius()]

pylab.ion()
pylab.xlabel('Time h:m:s')
pylab.ylabel('Temperature C')
pylab.title('Temperature vs Time')
pylab.ylim(temp[0] - 5.,temp[0] + 5.0)

while True:
  time.append(datetime.datetime.now())
  temp.append(tmp0.getCelsius())
  pylab.plot(time, temp)
  pylab.draw()
pylab.clf()