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Python Coding Challenge — Day 1278
Can you predict the output of this Python code?
This challenge tests your understanding of contextlib.ExitStack, callbacks, and the order in which registered callbacks are executed.
Hint: ExitStack callbacks follow a LIFO (Last In, First Out) order — the last callback registered is executed first.
Can you choose the correct answer before checking the explanation?
Drop your answer in the comments
A [1, 2, 3]
B️ [3, 1, 2]
C️ [3, 2, 1]
D️ [2, 1, 3]
Detailed Explanation: https://www.clcoding.com/2026/10/python-coding-challenge-day-1278-what.html
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