Python Programming Learning Circle
Dec 12, 2020 · Fundamentals
Understanding Python Object Pooling, Integer Caching, and Interning Mechanisms
This article explains why identical integers and short strings may reference the same object in Python, how the small‑integer cache and string interning work, and how compilation units and constant pools affect object identity across interactive sessions and script files.
Compilation UnitConstant PoolObject Pooling
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