boundary-layer | Builds Airflow DAGs from configuration files | BPM library
kandi X-RAY | boundary-layer Summary
kandi X-RAY | boundary-layer Summary
Builds Airflow DAGs from configuration files. Powers all DAGs on the Etsy Data Platform
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Top functions reviewed by kandi - BETA
- Return a setuptools cmdclass
- Return node configuration object
- Build a ConfigParser from root
- Get the project root directory
- Extract the version from the VCS
- Validate partitioned properties
- Return fixed arguments
- Construct property sources and values
- Apply preprocessor processors
- Prune all nodes in the graph
- Build the argument parser
- Generate the preamble template
- Validate the compatibility_layer
- Create a new branch
- Insert imports into plugins
- Create a versioneer config file
- Extract version information from VCS
- Attach a destroy_resource node to the graph
- Attach a create operation
- Validate preprocessor property names
- Scans the given setup py py file and checks if it is missing
- Build a networkx graph
- Validate dags
- Create a flow control flow control node
- Retrieve imports for the operator
- Merge two schemas
- Load configs from a list of config files
boundary-layer Key Features
boundary-layer Examples and Code Snippets
Community Discussions
Trending Discussions on boundary-layer
QUESTION
We would like to use Apache Airflow to mostly schedule Scrapy Python Spiders, and some other scripts. We will have thousands of spiders, and the scheduling of them can vary, from day to day so we want to be able to create the Airflow dags and schedule them all of them once a day, automatically from a database. The only examples I have seen for airflow use python scripts to write the DAG files.
How is the best way to create the dag files and scheduling automatically?
EDIT: I Managed to find a solution which should work, using YAML files https://codeascraft.com/2018/11/14/boundary-layer%E2%80%89-declarative-airflow-workflows/
...ANSWER
Answered 2019-Apr-15 at 16:46Airflow can be used in thousands of dynamic tasks, but it should not. Airflow DAGs are supposed to be pretty constant. You still can use Airflow, for example, to process the whole bunch of scraped data and use this info in your ETL process later.
Large amount of dynamic tasks can lead to DAG runs like it:
Which leads to many garbage info both in GUI and in log files.
But if you really want to use only Airflow, you can read this article (about dynamic DAG generation) and this article (about dynamic tasks generation inside the DAG).
QUESTION
I am trying to compile an .f95 fortran script so it can run on Ubuntu. The script is available here -> Link to zip file containing .f95 script
It compiles and runs fine when I switch over to Windows and compile using g95 compiler. The .exe file produced also runs fine in Ubuntu through wine.
However if I try to compile to make an Ubuntu file, it does not work properly. I don't get a compile error, but if I run the resultant file, either the program gets stuck in an infinite loop, or the output is all wrong. It's difficult for me to see where it is going wrong because I did not write the original code and only have a shaky understanding of Fortran, but it seems to be something to do with the numbers being calculated wrong leading to very large/small/inappropriately negative output (sorry to be so vague).
I am running 16.04 xenial ubuntu and gfortran 5.4.0.
Any help/thoughts appreciated this is driving me up the wall! Thanks
Code below for quick reference:
...ANSWER
Answered 2018-Mar-08 at 01:24Compiling your program with gfortran -Wall
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