https://www.chenk.top/en/tags/data-formats/Recent content in Data Formats on Chen Kai BlogHugoenTue, 19 Apr 2022 09:00:00 +0000https://www.chenk.top/en/python-engineering/05-io-and-serialization/Tue, 19 Apr 2022 09:00:00 +0000https://www.chenk.top/en/python-engineering/05-io-and-serialization/<p>Most programs are just plumbing between data formats. Read a CSV, transform it, write JSON. Load a config file, validate it, pass settings to the application. Every Python developer writes this code, and most of them get encoding, path handling, or serialization subtleties wrong at least once.</p> <p>This article covers every common I/O pattern in Python, from basic file reading to columnar data formats, with a focus on the pitfalls that waste your time.</p>