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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 describe_configs(self, config_resources, include_synonyms=False):
 """Fetch configuration parameters for one or more Kafka resources. :param config_resources: An list of ConfigResource objects. Any keys in ConfigResource.configs dict will be used to filter the result. Setting the configs dict to None will get all values. An empty dict will get zero values (as per Kafka protocol). :param include_synonyms: If True, return synonyms in response. Not supported by all versions. Default: False. :return: Appropriate version of DescribeConfigsResponse class. """

        version = self._matching_api_version(DescribeConfigsRequest)
        if version == 0:
            if include_synonyms:
                raise IncompatibleBrokerVersion(
                    "include_synonyms requires DescribeConfigsRequest >= v1, which is not supported by Kafka {}."
                    .format(self.config['api_version']))
            request = DescribeConfigsRequest[version](
                resources=[self._convert_describe_config_resource_request(config_resource) for config_resource in config_resources]
            )
        elif version == 1:
            request = DescribeConfigsRequest[version](
                resources=[self._convert_describe_config_resource_request(config_resource) for config_resource in config_resources],
                include_synonyms=include_synonyms
            )
        else:
            raise NotImplementedError(
                "Support for DescribeConfigs v{} has not yet been added to KafkaAdminClient."
                .format(version))
        return self._send_request_to_node(self._client.least_loaded_node(), request)