FresherFresher (0–1 yrs)OracleSAP
Follow-up question
Follow-up
How would you test dataclasses and __slots__?
How would you test dataclasses and __slots__?
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Use the parent topic “dataclasses and __slots__” as context. Cover testing approach, production metrics, or scale impact as asked — then refine with AI Mentor below.
Parent context — dataclasses and __slots__
Common mistakes: Mutable default list in dataclass field; forgetting frozen for dict keys. Best practices: Use field(default_factory=list); kw_only=True for clarity in large models.
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