alikemalocalan commented on a change in pull request #4494: [AIRFLOW-3284] Azure Batch AI Operator URL: https://github.com/apache/airflow/pull/4494#discussion_r255964585
########## File path: airflow/contrib/operators/azure_batchai_operator.py ########## @@ -0,0 +1,190 @@ +# -*- coding: utf-8 -*- +# +# 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. +# + +from time import sleep + +from airflow.contrib.hooks.azure_batchai_hook import (AzureBatchAIHook) + +from airflow.exceptions import AirflowException, AirflowTaskTimeout +from airflow.models import BaseOperator + +from azure.mgmt.batchai.models import (ClusterCreateParameters, + UserAccountSettings) + +from msrestazure.azure_exceptions import CloudError + + +class AzureBatchAIOperator(BaseOperator): + """ + Start a cluster on Azure Batch AI + :param bai_conn_id: connection id of a service principal which will be used + to start the batch ai cluster + :type bai_conn_id: str + :param resource_group: name of the resource group wherein this cluster + should be started + :type resource_group: str + :param workspace_name: name of the workspace wherein this cluster + should be started + :type workspace_name: str + :param cluster_name: name of the batch ai cluster + :type cluster_name: str + :param location: the location wherein this cluster should be started + :type location: str + :param scale_type: either "manual" or "auto" based on desired scale settings + :type scale_type: str + :param: environment_variables: key,value pairs containing environment variables + which will be passed to the running cluster, must include username and password + :type: environment_variables: dict + :param: volumes: list of volumes to be mounted to the cluster. + Currently only Azure Fileshares are supported. + :type: volumes: list[<conn_id, account_name, share_name, mount_path, read_only>] + :param: publisher: publisher of the image to be used in the cluster + :type: publisher: str + :param: offer: offer of the image to be used in the cluster + :type: offer: str + :param: sku: sku of the image to be used in the cluster + :type: sku: str + :param: version: publisher of the image to be used in the cluster + :type: version: str + :Example: + >>> a = AzureBatchAIOperator( + bai_conn_id='azure_service_principal', + resource_group='my-resource-group', + workspace_name='my-workspace-name-{{ ds }}', + cluster_name='my-cluster-name', + location='westeurope', + scale_type'auto_scale', + environment_variables={'USERNAME': '{{ ds }}', + 'PASSWORD': '{{ ds }}}, + volumes=[], + ) + """ + + template_fields = ('name', 'environment_variables') + template_ext = tuple() + + def __init__(self, bai_conn_id, resource_group, workspace_name, cluster_name, location, scale_type, Review comment: can you add ```@apply_defaults```here? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
