Whenever values are logically connected to one another and it is important to keep them in order, you should store them in a sequence data structure. After being defined, sequences can be used as more ...

list, tuple, and collections.deque can hold items of different types. Container sequences hold references to the objects they contain, which may be of any type. Flat Sequences str, bytes, bytearray, ...

Sometimes we also want to find the index of the element within a sequence. Python makes this relatively straightforward. Checking to see if an element is in a sequence. Say we have the following list: ...