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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def sleep_if_necessary(cls, user, token, endpoint='search', msg=''):
 """Sleep a little if hit github recently to honor rate limit. """

        my_kw = {'auth': (user, token)} if user else {}
        info = requests.get('https://api.github.com/rate_limit', **my_kw)
        info_dict = info.json()
        remaining = info_dict['resources'][endpoint]['remaining']
        logging.debug('Search remaining on github is at %s', remaining)

        if remaining <= 5:
            sleep_time = 120
        else:
            sleep_time = 0
        if sleep_time:
            logging.warning('Sleep %i since github requests remaining  = %i%s',
                            sleep_time, remaining, msg)
            time.sleep(sleep_time)
            return True

        return False