Python has had the standard @decorator style decorator syntax since PEP 318 – Decorators for Functions and Methods was accepted, while some tweaks to the grammar have been made a long the way via PEP 3129 – Class Decorators and PEP 614 – Relaxing Grammar Restrictions On Decorators , their behavior has remained largely unchanged. The most common misconception about decorators is that they are a function that takes a function and returns a function . While this does describe a common pattern for decorators, it ignores their generalized framework and misses strong usecases for decorators. Instead, I will say that a decorator is

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