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Decorators Review
Again, Python decorators are just syntactic sugar (i.e., "a more convenient syntax") for higher-order functions.
Not all programming languages have built-in decorators, but most do support higher-order functions and closures. Some of the famous functional languages like:
do not have special syntax decorators, but they have higher-order functions and closures, meaning the decorator pattern can still be used. So if you understand these concepts, they'll serve you well in many different languages.