Sep 14, 2015 · One of the most talked-about features in Python 3.5 is type hints. An example of type hints is mentioned in this article and this one while also mentioning to use type hints responsibly. …

In September 2015, Python 3.5 was released with support for Type Hints and includes a new typing module. This allows for the specification of types contained within collections. As of November 2015, …

Aug 16, 2023 · I enjoy using type hinting (annotation) and have used it for some time to help write clean code. I appreciate that they are just hints and as such do not affect the code. But today I saw a video …

Sep 20, 2025 · 724 I have a function in python that can either return a bool or a list. Is there a way to specify the types using type hints? For example, is this the correct way to do it?

If I have a function like this: def foo (name, opts= {}): pass And I want to add type hints to the parameters, how do I do it? The way I assumed gives me a syntax error: def foo (name: str, opts= {}...

Side note: Unless your code only has to support Python 3.9 or newer, you want to avoid using the standard library container types in type hinting, as you can't say anything about what types they must …

Aug 29, 2018 · Is it possible to use type hinting when unpacking a tuple? I want to do this, but it results in a SyntaxError: from typing import Tuple t: Tuple[int, int] = (1, 2) a: int, b: int = t # ^

Jul 19, 2024 · I'm working on a python3 project where we use the typing module type hints throughout. It seems that we use typing.Dict and typing.Mapping pretty much interchangeably.

Dec 14, 2015 · ^^ While the keyword-argument syntax mentioned by @MarkedasDuplicate still works (tested on Python 3.10.9 (tags/v3.10.9:1dd9be6)), it was removed from the docstrings in pull 105287 …

Oct 1, 2018 · The existing type annotations syntax starts to get very unwieldy when trying to specify complex types and just can't extend to associating a type with a key name. can. Definitely the next …