| #!/usr/bin/env/python |
| |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import logging |
| |
| from apache_atlas.model.enums import LineageDirection |
| |
| LOG = logging.getLogger('lineage-example') |
| |
| |
| class LineageExample: |
| def __init__(self, client): |
| self.client = client |
| |
| def lineage(self, guid): |
| direction = LineageDirection.BOTH.name |
| lineage_info = self.client.lineage.get_lineage_info(guid, direction, 0) |
| |
| if not lineage_info: |
| LOG.info("Not able to find lineage info") |
| return |
| |
| relations = lineage_info.relations |
| guid_entity_map = lineage_info.guidEntityMap |
| |
| for relation in relations: |
| from_entity = guid_entity_map[relation.fromEntityId] |
| to_entity = guid_entity_map[relation.toEntityId] |
| |
| LOG.info("%s (%s) -> %s (%s)", from_entity.displayText, from_entity.typeName, to_entity.displayText, to_entity.typeName) |