code: func (bot *BotAPI) debugLog(context string, v url.Values, message interface{}) {
  	if bot.Debug {
  		log.Printf("%s req : %+v\n", context, v)
  		log.Printf("%s resp: %+v\n", context, message)
  	}
  }
docs: // debugLog checks if the bot is currently running in debug mode, and if
  // so will display information about the request and response in the
  // debug log.