Ein Beispielprogramm

1. # Anzeige ungelesener Emails über das
2. # Tinkerforge LCD
3.  
4. from tinkerforge.ip_connection import IPConnection
5. from tinkerforge.bricklet_lcd_16x2 import LCD16x2
6. from time import sleep
7. import threading
8. import imaplib
9.  
10. class CheckThread(threading.Thread):
11.     def __init__(self, mailbox, display):
12.         threading.Thread.__init__(self)
13.         self.mailbox = mailbox
14.         self.display = display
15.  
16.     def run(self):
17.         while(1):
18.             self.poll()
19.             sleep(10)
20.  
21.     def poll(self):
22.         mails = checkMail(self.mailbox)
23.         self.display.write_line(0, 0, 'Ungelesene Mails')
24.         self.display.write_line(1, 0, str(mails))
25.  
26. def mailConnect():
27.     mailbox = imaplib.IMAP4_SSL('imap.example.com', 993)
28.     mailbox.login('[e-mail]', 'geheim')
29.     mailbox.select("INBOX")
30.  
31.     return mailbox;
32.  
33. def checkMail(mailbox):
34.     list = mailbox.search(None, 'UNSEEN')[1][0]
35.  
36.     if '' == list:
37.         return 0
38.  
39.     mails = len(list.split(' '))
40.  
41.     if mails:
42.         return mails
43.     else:
44.         return 0
45.  
46. if __name__ == "__main__":
47.  
48.     ipcon = IPConnection("localhost", 4223)  # Verbindung zum Daemon herstellen
49.     lcd = LCD16x2("71U")
50.     ipcon.add_device(lcd)
51.  
52.     lcd.backlight_on() # LCD konfigurieren
53.     lcd.set_config(0, 0)
54.     lcd.clear_display()
55.  
56.     mailbox = mailConnect() # Mit Postfach verbinden
57.  
58.     thread = CheckThread(mailbox, lcd)
59.     thread.start() # Thread zur Abfrage des Postfaches starten
60.  
61.     raw_input("Enter zum Beenden drücken")
62.  
63.     mailbox.close() # Aufräumen
64.     mailbox.logout()
65.  
66.     lcd.backlight_off()
67.  
68.     ipcon.destroy()

Python-Skript zur Ansteuerung des LCD-Bausteins