Worked on enhancing dataclass representations within the huggingface_hub repository by implementing the @dataclass_transform decorator for the dataclass_with_extra function. This approach enabled the __repr__ method to display all fields, including additional ones, thereby improving the clarity and completeness of object representations. The work focused on strengthening debugging and observability for downstream developers, making it easier to diagnose issues and understand object states. Leveraging Python, data classes, and the decorator pattern, the contribution aligned with the project’s dataclass transformation strategy and was merged as a feature, reflecting a targeted and thoughtful improvement to the codebase’s developer experience.