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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 resource_record_set(self, name, record_type, ttl, rrdatas):
 """Construct a resource record set bound to this zone. :type name: str :param name: Name of the record set. :type record_type: str :param record_type: RR type :type ttl: int :param ttl: TTL for the RR, in seconds :type rrdatas: list of string :param rrdatas: resource data for the RR :rtype: :class:`google.cloud.dns.resource_record_set.ResourceRecordSet` :returns: a new ``ResourceRecordSet`` instance """

        return ResourceRecordSet(name, record_type, ttl, rrdatas, zone=self)