Why Your Python Loops Are Creating the Wrong Functions

Python functions created inside loops often return the same value because closures capture a variable, not a snapshot of its value. This behavior is known as late binding. When the loop finishes, all functions reference the final value of the loop vari…


This content originally appeared on HackerNoon and was authored by Sohel Alam

Python functions created inside loops often return the same value because closures capture a variable, not a snapshot of its value. This behavior is known as late binding. When the loop finishes, all functions reference the final value of the loop variable. This article explains why it happens and demonstrates two standard solutions: default argument capture and factory functions.


This content originally appeared on HackerNoon and was authored by Sohel Alam


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Sohel Alam | Sciencx (2026-06-30T15:00:01+00:00) Why Your Python Loops Are Creating the Wrong Functions. Retrieved from https://www.scien.cx/2026/06/30/why-your-python-loops-are-creating-the-wrong-functions/

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