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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 setx(self, name, value, ttl):
 """ Set the value of key ``name`` to ``value`` that expires in ``ttl`` seconds. ``ttl`` can be represented by an integer or a Python timedelta object. Like **Redis.SETEX** :param string name: the key name :param string value: a string or an object can be converted to string :param int ttl: positive int seconds or timedelta object :return: ``True`` on success, ``False`` if not :rtype: bool True 'ttl' """

        if isinstance(ttl, datetime.timedelta):
            ttl = ttl.seconds + ttl.days * 24 * 3600
        ttl = get_positive_integer('ttl', ttl)
        return self.execute_command('setx', name, value, ttl)