Mapping and MutableMapping in Python
Learn how to build your own dictionary-like classes in Python with Mapping and MutableMapping: magic methods, lifecycle, repr, str and a full working example.
Tag: Mapping
Specialize Your Own Collection in Python
Mapping, Sequence or Collection in Python: you choose the best one for the data structure you want to build. A simple explanation of everything you need.
Python Dictionary Views: keys, values, and items
In Python Views, if you change something in the underlying dictionary (a value or a key), the change is reflected inside the Views. Learn how they work.