REST APIs with Flask and Python - Decorating Functions with Parameters

The video tutorial explains how to use decorators in Python to modify functions with parameters. It begins with an example of a 'make secure' decorator applied to a 'get admin password' function. The tutorial highlights the issue of passing arguments to decorated functions and offers a solution using *args and **kwargs to handle unlimited arguments. This approach allows decorators to be more flexible and reusable across different functions. The video concludes with a summary of the key points discussed.

Explain how using *args and **kwargs can improve the flexibility of decorators.

What must still be ensured when calling the original function after modifying the decorator?