Python list indexing. If you use a positive integer for the index, the integer indicates the position of the item to look for. But if you use a negative integer, ...

A Python dictionary is a fast, versatile way to store and retrieve data by way of a name or even a more complex object type, rather than just an index number. Python dictionaries consists of one ...

In Python, the most common of these data types is called the "list." The list is a zero-indexed collection of data of any type, stored linearly: the first item is at index 0, the second at index 1 ...