Learn how Python's dictionary data structure works as a powerful and versatile way to store and retrieve objects and data in your applications. Programming languages all come with a variety of data ...

I copied a Python dictionary, but the original still changed. Here's how shallow copies, shared references, and deep copies ...

The idea is fairly straightforward: add frozendict as a new immutable type to the language's builtins module. As Stinner put it: We expect frozendict to be safe by design, as it prevents any ...