gistfile1.py

  def GetSleepTime(self, resources):
    '''Determines the minimum number of seconds that a program must wait
    before hitting the server again without exceeding the rate_limit
    imposed for the currently authenticated user.

    Returns:
      The minimum seconds that the api must have to sleep before query again
    '''
    if resources[0] == '/':
        resources = resources[1:]
    resource_families = resources[:resources.find('/')] if '/' in resources else resources
    rate_status = self.GetRateLimitStatus(resource_families)
    try:
        reset_time = rate_status['resources'][resource_families]['/' + resources]['reset']
        remaining = rate_status['resources'][resource_families]['/' + resources]['remaining']
    except:
        raise TwitterError({'message': 'Wrong resources'})

    if remaining == 0:
        utc_now = datetime.datetime.utcnow()
        utc_stuct = utc_now.timetuple()
        current_time = timegm(utc_stuct)
        delta = reset_time - current_time
        if delta < 0:
            return 0
        else:
            return delta
    else:
        return 0