Worked on the python/python-docs-zh-tw repository to deliver Traditional Chinese localization for the Python os module documentation. Focused on updating .po localization files and .rst sources, the work clarified encoding-related behaviors for locale.getpreferredencoding and os.device_encoding, ensuring documentation accuracy across different encoding contexts. Applied skills in documentation and localization, using Python to align with project conventions and maintain consistency. The updates improved onboarding for new contributors by expanding zh-tw documentation coverage of OS-related features. No bugs were addressed during this period, with efforts concentrated on feature development and workflow improvements to support maintainable, high-quality localized technical documentation.