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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 get_result(self):
 """Perform the call and return a list of referrers"""

        result = get_json_from_remote_server(self.call)
        referrers = list(result)
        for referrer in referrers:
            referrer['sum_visit_length'] = stringify_seconds(referrer['sum_visit_length'])
        return sorted(referrers, key=itemgetter('nb_visits'), reverse=True)[0:10]