deque Demonstrated With Examples: Python's collections module: part 1
The collections module has specialised datatypes which are alternatives to Python's general purpose built-in containers. The deque, the double-ended queue is like a list but the main difference is that it has fast appends and fast pops at either end. This won't be a theory lesson and we'll be taking you first through deque's methods and then a series of examples culminating in a performance test of list versus deque.
Contents:
0:24 Basic usage
4:12 deque's are thread-safe
5:33 maxlen in action
6:38 deque versus list performance test
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