gistfile1.py

class YourClass(object):
    # this decorator will only work with internal class functions
    def api_retry(func):
        api_retry_limit = 3
        def wrapped(*args):
            self = args[0]
            for i in range(api_retry_limit):
                try:
                    result = func(*args)
                except ValueError:
                    continue
                return result
            # If the API client can't get good data in 3 tries
            # it will return None.
            return
        return wrapped

    @api_retry
    def get_content_api(self, adid):
        url = '{}{}'.format(settings.PROTON_BASE_URL,
                            constants.PROTON_OFFER_META_API)
        return requests.get(url, params={'offer_id': offer_id,
                                         'adid': adid}).json()