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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 show(self, user, name, limit=None, lasttime=None):
 """ Returns a specific Feed from the API :param user: feed username :param name: feed name :param limit: limit the results :param lasttime: only show >= lasttime :return: dict Example: ret = feed.show('csirtgadgets', 'port-scanners', limit=5) """

        uri = self.client.remote + '/users/{0}/feeds/{1}'.format(user, name)
        return self.client.get(uri, params={'limit': limit, 'lasttime': lasttime})