You'll write a timer decorator with functools.wraps, apply it with the @ syntax, and confirm the wrapped function still reports its original name, seeing clearly that a decorator is just a function that takes a function and returns a function. You'll then stack multiple decorators on a single function and watch how they layer one wrapper around another.
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Python from First Principles to Pythonic Mastery
Learn Python syntax, the CPython data model, async, types, and the libraries that power real work
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