Company
Date Published
Author
Daniel Gafni
Word count
1290
Language
English
Hacker News points
None

Summary

The text discusses the challenges of working with multiple similar data assets in a data engineering context. It highlights the importance of maintaining code maintainability and avoiding duplication (DRY principle). The authors introduce the concept of Asset Factories, a design pattern that enables generating multiple similar asset definitions dynamically. They provide an example using Dagster, a platform for building data pipelines, which showcases how to create a customized `@asset` decorator using `functools.wraps`. This allows for dynamic definition of dependencies between assets and empowering data engineers to craft flexible, maintainable data pipelines tailored to their specific needs. The solution also extends the capabilities of the `@asset` decorator by injecting additional asset dependencies or resources, making it a powerful tool for creating reusable and flexible data pipelines.