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Django

Exciting Python features are on the way

Get started with Python's new frozendict type

Python 3.15 introduces frozendict, an immutable dictionary that is hashable and useful in scenarios where regular dictionaries cannot be used.

Python

Python Gains frozendict and Other Python News for March 2026 - Real Python

Exciting Python features are on the way

Python 3.15 introduces lazy imports, an immutable frozendict, JIT compiler improvements, and enhanced support for WebAssembly.

Get started with Python's new frozendict type

Python 3.15 introduces frozendict, an immutable dictionary that is hashable and useful in scenarios where regular dictionaries cannot be used.

Python

Python Gains frozendict and Other Python News for March 2026 - Real Python

more#python-315

fromPythonbytes

Inverted dependency trees

PEP 814 adds a built-in frozendict immutable mapping to Python to prevent unintended modifications and support reliable immutable dictionaries.

PyCoder's Weekly | Issue #709

Why Python's deepcopy Can Be So Slow copy.deepcopy() creates a fully independent clone of an object, traversing every nested element of the object graph." That can be expensive. Learn what it is doing and how you can sometimes avoid the cost.

Data science

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