When should I use mutable dictionaries in Python?

When should I use mutable dictionaries in Python?

Mutable dictionaries are useful when you need to change the contents dynamically, like adding or removing items.

Can you give me an example of when that would be beneficial?

Sure! If you're tracking user sessions in a web app, mutable dictionaries allow you to update session data easily.

Are there any downsides to using mutable dictionaries?

Yes, they can lead to unexpected behavior if not managed properly, especially in multi-threaded environments.

What are some alternatives to mutable dictionaries?

You could use immutable dictionaries or other data structures like lists or tuples, depending on your needs.