From http://blog.sina.com.cn/s/blog_786555f6010180ji.html

cc's sinaweiboupload

#!/usr/bin/python  
import webbrowser  
import os  
import string  
import time   
from weibo import *   
def press_sina_weibo():     
  APP_KEY = '- - - - - - - - - -' #your app key          
  APP_SECRET = '- - - - - - - - ' # your app secret           
  CALLBACK_URL = '- - - - - - - -' #your CALLBACK_URL          
  client = APIClient(app_key=APP_KEY, app_secret=APP_SECRET, redirect_uri=CALLBACK_URL)          
  print client.get_authorize_url()          
  r = client.request_access_token(raw_input("input code:").strip())          
  client.set_access_token(r.access_token, r.expires_in)             
  tboard = raw_input('Enter the tempreture limited>')          
  tlimit = string.atof(tboard)          
  text2 = 'warning!!the tem is '          
  a = 1          
  while True:                  
    p = os.popen('sudo ./sensor','r')                  
    line = p.readline();                  
    tnow = string.atof(line)                          
    if  tnow > tlimit:                                         
      line = text2+line                          
      if a%2==0:                                  
        line += '!!'                          
        line += '\n'                          
        utext = unicode(line,"UTF-8")                          
        client.post.statuses__update(status=utext)                  
        a = a+1                  
        time.sleep(2)     
        if __name__ == '__main__':          
          press_sina_weibo()