What are the new features in Python 3.10 annotations?
Python 3.10 introduced several enhancements to annotations, including support for PEP 585, which allows for parameterized types.
Can you give me an example of how to use these new annotations?
Sure! You can now use built-in generic types like list
and dict
directly. For example: def func(data: list[int]) -> dict[str, int]:
.
What is PEP 585?
PEP 585 allows the use of built-in collection types as generic types, simplifying type hints.
Are there any other improvements in Python 3.10?
Yes, Python 3.10 also introduced structural pattern matching, which is a powerful way to handle complex data structures.
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