Worked on improving code health in the microsoft/lisa repository by modernizing the Logging API to ensure better stability and maintainability. Focused on refactoring Python code, specifically replacing deprecated 'warn' calls with the updated 'warning' method across multiple files. This targeted change enhanced code consistency and made debugging more straightforward by standardizing logging practices throughout the codebase. The approach emphasized maintainability, aligning the repository with current logging library standards. Utilized skills in code refactoring and logging to address a specific bug, resulting in a cleaner, more future-ready codebase without introducing new features during the development period.