Questions tagged [airflow]

Apache Airflow is a workflow management platform to programmatically author, schedule, and monitor workflows as directed acyclic graphs (DAGs) of tasks.

-1 votes
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how to pick the return value from previous task of python operator in airflow

while trying to capture the output of a task of python operator into a variable getting error. Any suggestion pls with DAG( dag_id="test_dag", start_date=datetime(2022, 1, 24)...
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  • 461
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Airflow DAG keeps failing

I am having an issue with an airflow DAG that keeps failing. The error is shown below: [2022-08-19 06:49:15,850] {taskinstance.py:1150} ERROR - task is not running but the task data does not show ...
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0 votes
1 answer
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Airflow connection for a single DAG

I am creating a connection with a Google Service Account in my Google Cloud Composer that privilegies a DAG for a specific use case with deals with sensitive data, the point is that I want that ...
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0 votes
1 answer
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Can't load plugin: sqlalchemy.dialects:mysqldb

Apache Airflow Docker : sqlalchemy.exc.NoSuchModuleError: Can't load plugin: sqlalchemy.dialects:mysqldb version: '3' x-airflow-common: &airflow-common image: ${AIRFLOW_IMAGE_NAME:-apache/...
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  • 9
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airflow jinja2.exceptions.UndefinedError: 'airflow.models.taskinstance.TaskInstance object' has no attribute 'map_index'

First, I'm new to Airflow and Python. In the past I have installed airflow 2.3.3 (and some providers) on wsl2. My dag worked as expected without any error My dag: import os from datetime import ...
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  • 593
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BashOperator in Airflow for Spark submit Jinja Template Issue

I have a bash script spark_submit.sh that I want to use for scheduling my airflow job with a the BashOperator. The spark_submit.sh uses ivy to pull in the dependencies and then starts job. ...
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  • 67
1 vote
1 answer
32 views

Cloud Composer 2 wait much time until synchronizing latest DAGs to GKE Workers

Problem is the same the title. We sometime wait about 1hour. This thing make our develop experience become too bad. Composer version is composer-2.0.4-airflow-2.2.3 . We have 17 DAGs. Scheduler parse ...
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0 votes
1 answer
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Error while creating Taxonomy in Google Data Catalog using Apache Airflow

Experts, I'm trying to create a Taxonomy in Google Data Catalog using Apache Airflow. When I trigger the job in Airflow, it fails with below error. Error > google.api_core.exceptions....
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  • 153
1 vote
1 answer
14 views

Why does Airflow ExternalTaskSensor not work on the dag having PythonOperator?

Airflow version: v2.3.0 OS: ubuntu 22.04 1. Dag structure working well(without failed) from datetime import datetime from airflow import DAG from airflow.operators.bash import BashOperator from ...
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  • 4,834
0 votes
0 answers
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copy entire drive folder (including sub folders) contents to gcs

I've had success using GoogleDriveToGCSOperator to copy a file from drive to gcs. But what I really need to do is, given drive folder id then copy all files and subdirectories of that drive folder to ...
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  • 159
0 votes
1 answer
19 views

Proper way to let airflow sensor continuous triggering?

Is it possible to let airflow sensor continuous triggering? By continuous triggering what I mean is that for example the sensor will listen to a Kafka topic, and will trigger different DAGs depend on ...
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0 votes
1 answer
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Airflow:2.3.0:Cannot import name 'STATE_COLORS' from 'airflow.settings'

Requirement: To run Redshift multiple SQL statements in SQL file. So for this to run, the latest provider apache-airflow-providers-amazon==5.0.0 is required . So have change in the dockercompose as ...
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  • 590
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1 answer
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Is there a way to add "next run" column in apache airflow UI

Is there a way to add one more column ex: "Next run" in apache airflow UI? At the moment it shows "Last run" only? Also is there a way to categorize the DAGs? Ex : Set1 DAGs and ...
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1 vote
1 answer
20 views

Airflow `BeamRunPythonPipelineOperator` does respect `wait_until_finished = False`

I try to run a simple DAG that asyncronously submits beam python pipeline and the sensor that waits for the pipeline completion, as suggested in airflow/beam best practice According to the official ...
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How to use TaskGroup and PythonBranchOperator together?

There is a trigger_task that starts the DAG at a certain time, if it comes up there, it returns start_tasks - a group of tasks that is executed sequentially, otherwise the stop_tasks task that stops ...

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