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Showing posts with the label Python Typing

Typehint Importing Module Dynamically Using Importlib

Give something as follows: import importlib module_path = 'mod' mod = importlib.import_mod… Read more Typehint Importing Module Dynamically Using Importlib

Type-hinting Parameters With A Sentinel Value As The Default

I currently use this strategy when I cannot assign default arguments in a function's signature … Read more Type-hinting Parameters With A Sentinel Value As The Default

What Is The Difference Between Typevar And Newtype?

TypeVar and NewType seem related but I'm not sure when I'm supposed to use each or what the… Read more What Is The Difference Between Typevar And Newtype?

Weird Mro Result When Inheriting Directly From Typing.namedtuple

I am confused why FooBar.__mro__ doesn't show like the above two. I still don't know why a… Read more Weird Mro Result When Inheriting Directly From Typing.namedtuple

Expected Type 'list[a]' (matched Generic Type 'list[_t]'), Got 'list[b]' Instead On Correctly Typed Lists

from typing import List class Base(object): pass class A(Base): pass class B(Base): … Read more Expected Type 'list[a]' (matched Generic Type 'list[_t]'), Got 'list[b]' Instead On Correctly Typed Lists

What Is The Difference Between TypeVar And NewType?

TypeVar and NewType seem related but I'm not sure when I'm supposed to use each or what the… Read more What Is The Difference Between TypeVar And NewType?

Type Hint For Return Value In Subclass

I am writing a CustomEnum class in which I want to add some helper methods, that would then be avai… Read more Type Hint For Return Value In Subclass