why do we use decorators in python

Best answer

Add functionality to an existing code

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  • How to use a decorator in Python?

  • To use a decorator ,you attach it to a function like you see in the code below. We use a decorator by placing the name of the decorator directly above the function we want to use it on. You prefix the decorator function with an @ symbol. Here is a simple example. This decorator logs the date and time a function is executed:

  • What is chaining decorators in Python?

  • In Python, we can apply several decorators to a single function. The decorators, on the other hand, will be used in the sequence that we鈥檝e designated. This is called chaining decorators. Q1. Define a decorator that prints five 鈥?鈥?signs before and after the function execution.

  • What is function decorator?

  • The use of a decorator for adapting function input and output, for memoization, and for registering functions in a catalog Zhe Ming Chng (Ming) is a software engineer interested in machine learning and data science.

  • What are decorators in C++?

  • By definition, a decorator is a function that takes another function and extends the behavior of the latter function without explicitly modifying it. With the help of decorators, one can easily wrap any other function for extending the behavior and properties of the wrapped function, these modifications are not permanent.

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