Python Interview Questions · interview question
Which statement about __slots__ is the strongest interview answer?
Multiple choiceEasypython-interview-2026interviewpythonstatement
Answer and explanation
Correct answer
A. __slots__ can restrict instance attributes and reduce per-instance memory overhead by avoiding the normal instance dictionary in some cases.
Why
__slots__ can restrict instance attributes and reduce per-instance memory overhead by avoiding the normal instance dictionary in some cases. This is the base concept interviewers commonly test first.
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