Defining a list in Python is easy—just use the bracket syntax to indicate items in a list, like this: list_of_ints = [1, 2, 3] Items in a list do not have to all be the same type; they can be any ...

Python’s built-in data structures—lists, dictionaries, sets, and tuples—are the backbone of effective coding. Each offers unique strengths, from ordered mutability to lightning-fast lookups.

Lists and dictionaries are two of Python’s most important data structures, each with unique strengths. Lists preserve order and work well for sequential data, while dictionaries enable lightning-fast ...