ExitStack and Reentrant Context Managers

Let's talk about how ExitStack and Reentrant context managers can be helpful.

About ExitStack

ExitStack is a context manager that will allow you to easily combine other context managers and cleanup functions programmatically.

Simple example of ExitStack

It sounds kind of confusing at first, so let’s take a look at an example from the Python documentation to help us understand this idea a bit better:

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