hard
Refactor Python Code
Request a refactoring of a Python code snippet to improve efficiency and readability.
📝 প্রম্পট বিষয়বস্তু
Act as a senior Python developer. Review the following code snippet and refactor it to improve readability, performance, and adherence to PEP 8 standards. Ensure you add type hinting and docstrings, and explain the specific changes you made and why they improve the code.