1{
2 lib,
3 buildPythonPackage,
4 fetchPypi,
5 flit-core,
6 pythonOlder,
7}:
8
9buildPythonPackage rec {
10 pname = "typing-extensions";
11 version = "4.11.0";
12 pyproject = true;
13
14 disabled = pythonOlder "3.8";
15
16 src = fetchPypi {
17 pname = "typing_extensions";
18 inherit version;
19 hash = "sha256-g/CFvVylnIApX8KoKrXaxnnL4CufM/fYOvaOJBvqUbA=";
20 };
21
22 nativeBuildInputs = [ flit-core ];
23
24 # Tests are not part of PyPI releases. GitHub source can't be used
25 # as it ends with an infinite recursion
26 doCheck = false;
27
28 pythonImportsCheck = [ "typing_extensions" ];
29
30 meta = with lib; {
31 description = "Backported and Experimental Type Hints for Python";
32 changelog = "https://github.com/python/typing_extensions/blob/${version}/CHANGELOG.md";
33 homepage = "https://github.com/python/typing";
34 license = licenses.psfl;
35 maintainers = with maintainers; [ pmiddend ];
36 };
37}