def read(self, path=None):
#f6 01 4b 46 7f ff 0a 10 eb : crc=eb YES
#f6 01 4b 46 7f ff 0a 10 eb t=31375
path = self.path if not path else path
temperature = Temperature()
try:
sensor = open(path, "r")
data = sensor.readlines()
sensor.close()
if data[0].strip()[-3:] == "YES":
equals_pos = data[1].find("t=")
if equals_pos != -1:
temperature.set_data(data[1][equals_pos+2:])
else:
raise IndexError
else:
raise IndexError
except IndexError:
print 'sensor read error'
#temperature.set_error(index)
except IOError:
print 'sensor not connected'
#temperature.set_error(io)
except:
print 'error'
#temperature.set_error(other)
return temperature
