Decorators in Python ๐Ÿƒ(Advanced)

Decorators in Python ๐Ÿƒ(Advanced)

Decorators in Python ๐Ÿƒ(Advanced) Decorators are nothing but functions that add new functionalities to the existing methods without changing them. To understand Decorators, you need to understand functions in Python, functions are first-class objects i.e we can assign multiple variables to the same function or we can even send them as arguments to other functions. Letโ€™s see some cool things we can do with python functions.

Brace yourselves It does contain lot of code.โœŒ

I donโ€™t need to explain why these are difficult to understand, It is the reason you are here (Donโ€™t expect theory only code). But do you really need to write decorators though?The short answer is NO, But

The joy of coding Python should be in seeing short, concise, readable classes that express a lot of action in a small amount of clear code โ€” not in reams of trivial code that bores the reader to death. โ€” Gudio van Rossum. (creator of python)

Table of contents: (clickable)

  1. What are decorators?
  2. Manipulate Python Functions. 1. Assign a function to multiple variables. 2. Create functions inside a function. 3. Pass a function as a parameter to other functions. 4. Functions can return other functions.
  3. How to denote and use decorators.
  4. Real-world examples of decorators.
  5. Timer => Get execution time of a function.
  6. Deco=>Runs python function in parallel.
  7. ShowMe =>_Get CPU time documentation etc of a python function.
  8. Python Built-In class decorators.
    1. @classmethod
    2. @staticmethod
    3. @property

Bonus: Learn how to use *args & **kwargs

Decorators are nothing but functions that add new functionalities to the existing methods without changing them.

To understand Decorators, you need to understand functions in Python, functions are first-class objects i.e we can assign multiple variables to the same function or we can even send them as arguments to other functions.Letโ€™s see some cool things we can do with python functions.

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