Worked on enhancing code quality and functionality in two major Python repositories. In the PyTorch RL repository, focused on improving maintainability by refactoring documentation and type hints within the PPO Atari implementation and the environment base class, clarifying docstrings and strengthening static type checking for better onboarding and code understanding. Later, contributed to the NVIDIA Warp Python library by implementing boolean vector assignment enhancements, enabling both in-place and copy assignments with new built-in functions. Comprehensive test coverage was introduced to ensure correctness and reliability. The work emphasized code refactoring, documentation, type hinting, and robust testing practices using Python.