Worked on the PaddlePaddle/PaddleX repository to deliver targeted logging enhancements for model source checks, focusing on improving the clarity and consistency of environment-variable references in warning messages. Utilized Python and backend development skills to update the DISABLE_MODEL_SOURCE_CHECK warning, reducing ambiguity and supporting automated monitoring. The approach emphasized codebase consistency and commit hygiene, ensuring that future validation instrumentation can be integrated more smoothly. No major bugs were addressed during this period, but the work improved the overall developer experience and maintainability. Collaboration with other teams was demonstrated through focused, incremental changes that lay the groundwork for future performance and reliability improvements.