The biggest reason to use a list is to able to find objects by their position in the list. To do this, you use Python’s index notation: a number in brackets, starting at 0, that indicates the ...

Sort a Python list by indexes, If you want to sort a list based on another list containing the desired indexes, it's a fairly easy task, provided you know how to use the zip() and sorted() functions.

You can perform slicing in reverse order by using negative numbers for indexes. Python processes negative indexes relative to the end of the list; for example, -1 means the last item, and -2 means ...