How can I refactor legacy code in Python?
An example of an AI chatbot conversation about refactoring legacy code in Python.
How can I refactor legacy code in Python?
Refactoring legacy code involves improving its structure without changing its behavior. Start by writing tests to ensure existing functionality is preserved.
What tools can help with testing legacy code?
You can use tools like pytest for unit testing and coverage.py to check how much of your code is tested.
Are there specific patterns I should follow when refactoring?
Yes, common patterns include the Extract Method, Rename Variable, and Move Method. These help in making the code cleaner.
How do I handle dependencies in legacy code?
Identify and isolate dependencies. You can use dependency injection to make your code more modular and testable.
What are some common pitfalls to avoid during refactoring?
Avoid making too many changes at once, and ensure you have a solid suite of tests to catch any issues that arise.
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