petl

petl is a versatile, open-source Python package designed for Extract, Transform, and Load (ETL) operations on tabular data. It provides a simple yet powerful way to handle data from various sources like CSV files, databases, or in-memory structures, focusing on memory efficiency and ease of use. As of version 1.7.17, it is actively maintained with regular releases and a focus on core ETL functionalities, making it suitable for data engineers and analysts seeking efficient pipelines without the overhead of heavier frameworks.