Write a decorator called 'announce' that prints 'Calling function!' before the decorated function ru

A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

medium

Problem

Write a decorator called 'announce' that prints 'Calling function!' before the decorated function runs and 'Function done!' after it runs. Apply it to a function called 'greet' that prints 'Hello!'. Call greet().

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