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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 hexists(self, name, key):
 """ Returns ``True`` if the field exists, ``False`` otherwise. :param name: str the name of the redis key :param key: the member of the hash :return: Future() """

        with self.pipe as pipe:
            return pipe.hexists(self.redis_key(name),
                                self.memberparse.encode(key))