uranusjr commented on code in PR #51871: URL: https://github.com/apache/airflow/pull/51871#discussion_r2156483585
########## task-sdk/docs/dynamic-task-mapping.rst: ########## @@ -0,0 +1,98 @@ + .. 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. + +.. _sdk-dynamic-task-mapping: + +Dynamic Task Mapping with Task SDK +================================== + +Dynamic Task Mapping allows tasks defined with the Task SDK to generate +a variable number of task instances at runtime based on upstream data. +This is enabled via the ``expand()`` method on tasks, providing a way +to parallelize execution without knowing the number of tasks ahead of time. + +Simple Mapping +-------------- + +Map over a Python list directly in the DAG: + +.. code-block:: python + + from airflow.sdk import DAG, task + from datetime import datetime Review Comment: ```suggestion from datetime import datetime from airflow.sdk import DAG, task ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
