I am trying to create a function that takes two parameters, first is a union type, second is type that depends on the type of the first parameter. Fo ...
I am trying to create a function that takes two parameters, first is a union type, second is type that depends on the type of the first parameter. Fo ...
Python typing documentation includes examples for typing of generator functions. Yield is still a concept I struggle to understand, but I have a scena ...
I'm using python3.8 and have a variable which can be True, False or None. For type-hinting this variable I know I can use Union for variables where th ...
I wonder what's the right way to type annotate a python function as below? This is a toy example that is analogous to a python I encountered that n ...
Assume I have below Mixin class, and it assumes the class inherits it has property value. However, PyLance is not happy with this code given self.valu ...
Assume I have an existing class like below. And in another class, I assign another attribute to this class. How can I make a type annotation to ...
I don't understand why Rust fails to infer the type for Vec<_> in some cases. If I run this I get an error: so that I have to modify it to ...
Given a 'contract' of sorts that I want to implement, I want the code to tell the reader what the intent is allow the type checker to correct me ...
I am using prompt-toolkit python library with the code: When I run mypy 0.931 I get: test.py:4: error: Incompatible types in assignment (expressio ...
This might sound unreasonable but right now I need to negate a type annotation. I mean something like this This is because I wrote an overload for ...
For example, let's say I have the following code I would like to click on foo and press a key to annotate a type Visual studio code already know ...
I have a function that receives an object as parameter and accesses one of its properties, determined by another parameter. Something like this: // j ...
I don't like getting complaints from Mypy about function signatures, but I don't know how to resolve this one. I am building a package, that is to be ...
I'm trying to check my type annotations using mypy, but this error keeps ocurring: My code looks like this: It runs just fine calling python nor ...
I have function that is part of a struct (for context reasons) which does not take the self parameter. Furthermore, the struct itself takes a generic ...
I'm getting the following error, error[E0283]: type annotations needed for `warp::filter::and_then::AndThen<warp::filter::and::And<warp::filter ...
I try to understand how to use TypeVar with pyright. I've built the following small function: import random from typing import List, Sequence, TypeV ...
I have python functions with these type annotations Why does the following code give me the warning "Expected type list[str, Any]' got 'str' instea ...
Consider the following code: The code is working correctly; nevertheless PhpStorm complains: Return value is expected to be 'Car|null', '\Illum ...
I'm following an example and the author uses a type annotation on an associatedType however Xcode is throwing the error "cannont find type * in scope" ...