Deque                   Double Ended Queue
DequeL                  Double Ended Queue (list based)
Dict                    Dictionary
OrderedDict             Ordered Dictionary
OrderedDictL            Ordered Dictionary (list based)
PriorityQueue           Priority Queue
Queue                   Queue
QueueL                  Queue (list based)
Stack                   Stack
StackL                  Stack (list based)
collections-package     collections: High Performance Container Data
                        Types
