...
/ExitStack and Reentrant Context Managers
ExitStack and Reentrant Context Managers
Let's talk about how ExitStack and Reentrant context managers can be helpful.
We'll cover the following...
We'll cover the following...
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:
Press + to interact
from contextlib import ExitStackfilenames = []with ExitStack() as stack:file_objects = [stack.enter_context(open(filename))for filename in filenames]
This code basically creates a series of context managers inside the ...