Python github forward telegram bot

telegram-forward.py

from telegram import Bot,ParseMode
from github import Github
import time
from datetime import datetime
import calendar
import traceback

bot = Bot("xxxxxxxx:xxxxxxxxxxxxxxxxxxxxxx") #Telegram bot token

def newEvent(event):
    if event.type == "WatchEvent" and event.public:
        bot.sendMessage(chat_id="@channel_id", text=("#Github转发\n"  #Telegram channel id
                                                  "[{actor}]({actorLink}) starred [{repo}]({repoLink})"
                                                  ).format(actor=event.actor.login,                                                           actorLink=event.actor.html_url,
                                                           repo=event.repo.name,
                                                           repoLink=event.repo.html_url), parse_mode=ParseMode.MARKDOWN)
    print event.type

def main():
    lastMessageDate = None
    gayhub = Github("username","password") #Github username and password
    user = gayhub.get_user("username") #same as last line
    while True:
        try:
          events = user.get_events()
          if events[0]:
              if lastMessageDate is None:
                  lastMessageDate = events[0].created_at
              if events[0].created_at > lastMessageDate:
                  lastMessageDate = events[0].created_at
                  newEvent(events[0])
        except:
          traceback.print_exc()
        sleeptime = float(gayhub.rate_limiting_resettime - calendar.timegm(datetime.utcnow().timetuple())) / float(gayhub.rate_limiting[0])
        try:
          time.sleep(max(sleeptime, 20))
        except:
          break

if __name__ == "__main__":
    main()