> how does a tuple differ from a list and a dictionary in python

> A tuple is an immutable data structure in Python that stores key-value pairs. It is similar to a list, but it does not allow for any changes after it has been created. Tuples are represented by and lists by [].

This is not the whole answer given (it talks about dictionaries as well), but it's missing a few things that could be useful:

* It doesn't actually say what tuples are represented by (the characters seem to be stripped out)

* It doesn't show examples