Decorators & Context Managers

Wrapping a function's behavior without changing its code, and guaranteeing setup/teardown runs even when something fails.

Read

47 min

Practice MCQs

25

Interview QA

25

Edition

v2

Editorial status

Reviewed

Relevant for

AI Engineer,Agentic AI Engineer,Computational Biologist,Data Engineer,Data Scientist,Forward Deployed Engineer (FDE),Machine Learning Engineer,Quantum Software Engineer,Robotics Engineer,Software Engineer

Scope: Python 3.14 decorator, context manager, contextlib, and asynchronous context manager semantics.