Python Internals · interview question
What is the clearest sign that code around mutability traps should be refactored?
Multiple choiceMediumchapter-19-curatedpremiumpython-internalsmutability-traps
Answer and explanation
Correct answer
A. When the rule is no longer easy to trace, explain, or change without breaking nearby behavior.
Why
A refactor is justified when the code stops communicating its intent. Understand which values are reused and when state accidentally survives between calls.
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