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最も単純なデコレータ

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最も単純なデコレータ

def decorator(func):
    return lambda *args: func(*args)

@decorator
def some_function(args):
    pass

デコレータは関数上の関数、つまり汎関数である。
今定義したデコレータdecoratorはどんな処理もしない恒等写像である。

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