Worked on improving the documentation for the pingcap/pytidb repository, focusing on enhancing the clarity and accuracy of the TiDB client’s README example. Addressed a documentation bug by updating the example to correctly reference tidb_client.db_engine, ensuring that new users can establish a database session as intended. This change reduced onboarding friction and aligned the documentation with the actual API, supporting faster developer productivity. The work involved careful attention to Markdown syntax and adherence to project contribution guidelines, demonstrating a methodical approach to maintaining documentation quality and consistency. No new features were added, with efforts concentrated on documentation and bug resolution.