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2025-09-13 23:52:25 -04:00

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{
lib,
buildPythonPackage,
fetchPypi,
pythonOlder,
# build-system
flit-core,
# dependencies
blinker,
click,
importlib-metadata,
itsdangerous,
jinja2,
werkzeug,
# optional-dependencies
asgiref,
python-dotenv,
# tests
pytestCheckHook,
# reverse dependencies
flask-limiter,
flask-restful,
flask-restx,
moto,
}:
buildPythonPackage rec {
pname = "flask";
version = "3.1.2";
pyproject = true;
src = fetchPypi {
inherit pname version;
hash = "sha256-v2VsFcgBkO1iitCM39Oqo1vrCHhV4vSUkQqjd0zE/Yc=";
};
build-system = [ flit-core ];
dependencies = [
click
blinker
itsdangerous
jinja2
werkzeug
]
++ lib.optionals (pythonOlder "3.10") [ importlib-metadata ];
optional-dependencies = {
async = [ asgiref ];
dotenv = [ python-dotenv ];
};
nativeCheckInputs = [ pytestCheckHook ] ++ lib.flatten (lib.attrValues optional-dependencies);
passthru.tests = {
inherit
flask-limiter
flask-restful
flask-restx
moto
;
};
meta = {
changelog = "https://flask.palletsprojects.com/en/stable/changes/#version-${
lib.replaceStrings [ "." ] [ "-" ] version
}";
homepage = "https://flask.palletsprojects.com/";
description = "Python micro framework for building web applications";
mainProgram = "flask";
longDescription = ''
Flask is a lightweight WSGI web application framework. It is
designed to make getting started quick and easy, with the ability
to scale up to complex applications. It began as a simple wrapper
around Werkzeug and Jinja and has become one of the most popular
Python web application frameworks.
'';
license = lib.licenses.bsd3;
maintainers = with lib.maintainers; [ nickcao ];
};
}