What is the contextlib module in Python?

What is the contextlib module in Python?

The contextlib module in Python provides utilities for working with context managers, which help manage resources.

Can you give me an example of how to use contextlib?

Sure! You can use contextlib to create a context manager using the contextmanager decorator. Here's a simple example:

from contextlib import contextmanager

@contextmanager
def my_context():
    print('Entering the context')
    yield
    print('Exiting the context')

with my_context():
    print('Inside the context')

What are some common use cases for contextlib?

Common use cases include managing file operations, database connections, and ensuring resources are properly cleaned up after use.

Are there any built-in context managers in contextlib?

Yes, contextlib includes built-in context managers like closing, suppress, and redirect_stdout for various resource management tasks.