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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 _create_record(self, rtype, name, content):
 """Creates a new unique record"""

        found = self._list_records(rtype=rtype, name=name, content=content)
        if found:
            return True

        record = self._create_request_record(None, rtype, name, content,
                                             self._get_lexicon_option('ttl'),
                                             self._get_lexicon_option('priority'))

        self._request_add_dns_record(record)
        return True