Get more with collections!
In addition to Python’s built-in data structures (such as tuples, dicts, and lists), a library module called collections provides data structures with additional features, some of which are specializations of the built-in ones. Import the module: import collections Specialized container datatypes are usually dict subclasses or wrappers around other classes like lists, tuples, etc. Notable implementations are : the Counter class used for counting hashable objects. defaultdict class used as a faster implementation of a specialised dictionary....