Contributed to the PaddlePaddle/FastDeploy repository by developing comprehensive unit tests for the utils module, focusing on improving code reliability and maintainability. Applied test-driven development practices and leveraged Python to design targeted scenarios that strengthened continuous integration validation, enabling earlier defect detection and reducing regression risk. Collaborated with other contributors to ensure robust code quality and facilitate knowledge sharing across teams. The work emphasized the importance of thorough unit testing and CI feedback loops, supporting safer and faster release cycles. This approach enhanced the long-term stability of the codebase while demonstrating proficiency in Python, software development, and automated testing methodologies.