Send weather updates to your HP Printer LCD dispaly

print_weather.py

#!/usr/bin/python
import pywapi # http://code.google.com/p/python-weather-api/
import telnetlib
import sys
 
if len(sys.argv) != 3:
  print "USAGE: python print_weather.py <ZIPCODE> <PRINTER_IP>"
  exit()
 
location_id = sys.argv[1]
printer_host = sys.argv[2]
 
forecast = pywapi.get_weather_from_google(location_id)
 
weather_str = ("%sF %s. %s:%s" % (forecast['current_conditions']['temp_f'], 
  forecast['current_conditions']['condition'],
  forecast['forecasts'][0]['day_of_week'],
  forecast['forecasts'][0]['condition']))
 
weather_str = "\x1B%%-12345X@PJL RDYMSG DISPLAY = \"%s\"\r\n\x1B%%-12345X\r\n" % (weather_str)
tn = telnetlib.Telnet(printer_host,9100)
tn.write(weather_str.encode('latin-1')) # encode to workaround this bug http://bugs.python.org/issue1772794