Coverage for /pythoncovmergedfiles/medio/medio/src/airflow/airflow/lineage/backend.py: 75%
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1#
2# Licensed to the Apache Software Foundation (ASF) under one
3# or more contributor license agreements. See the NOTICE file
4# distributed with this work for additional information
5# regarding copyright ownership. The ASF licenses this file
6# to you under the Apache License, Version 2.0 (the
7# "License"); you may not use this file except in compliance
8# with the License. You may obtain a copy of the License at
9#
10# http://www.apache.org/licenses/LICENSE-2.0
11#
12# Unless required by applicable law or agreed to in writing,
13# software distributed under the License is distributed on an
14# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15# KIND, either express or implied. See the License for the
16# specific language governing permissions and limitations
17# under the License.
18"""Sends lineage metadata to a backend."""
20from __future__ import annotations
22from typing import TYPE_CHECKING
24if TYPE_CHECKING:
25 from airflow.models.baseoperator import BaseOperator
28class LineageBackend:
29 """Sends lineage metadata to a backend."""
31 def send_lineage(
32 self,
33 operator: BaseOperator,
34 inlets: list | None = None,
35 outlets: list | None = None,
36 context: dict | None = None,
37 ):
38 """
39 Send lineage metadata to a backend.
41 :param operator: the operator executing a transformation on the inlets and outlets
42 :param inlets: the inlets to this operator
43 :param outlets: the outlets from this operator
44 :param context: the current context of the task instance
45 """
46 raise NotImplementedError()