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up vote 2 down vote favorite. 1. Python has a lot of convenient data structures (lists, tuples, dicts, sets, etc) which can be used to make other 'conventional' data structures (Eg, I can use a Python list to create a stack and a collections.dequeue to make a queue, dicts to make trees and graphs, etc).p vote 2 down vote favorite. 1. Python has a lot of convenient data structures (lists, tuples, dicts, sets, etc) which can be used to make other 'conventional' data structures (Eg, I can use a Python list to create a stack and a collections.dequeue to make a queue, dicts to make trees and graphs, etc).
Queue Data Structures. Queue is also an abstract data type or a linear data structure, in which the first element is inserted from one end called REAR (also called tail), and the deletion of exisiting element takes place from the other end called as FRONT (also called head).asic features of Queue. 1  Like Stack, Queue is also an ordered list of elements of similar data types. 2  Queue is a FIFO(First in First Out) structure. 3  Once a new element is inserted into the Queue, all the elements inserted before the new element in the queue must be removed, to remove the new element.