How do I clear a dictionary in Python?

How do I clear a dictionary in Python?

You can clear a dictionary in Python using the clear() method. For example, my_dict.clear() will remove all items.

Is there another way to do it?

Yes, you can also use del my_dict to delete the dictionary entirely, or reassign it to an empty dictionary like my_dict = {}.

What happens if I try to access the dictionary after clearing it?

If you try to access the dictionary after clearing it, it will still exist but will be empty. Accessing any key will raise a KeyError.

Can I clear a nested dictionary?

Yes, you can clear a nested dictionary by calling clear() on each nested dictionary or by reassigning them to empty dictionaries.