depot/third_party/nixpkgs/pkgs/development/python-modules/dataclasses/default.nix

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{ stdenv, buildPythonPackage, fetchPypi, isPy36 }:
buildPythonPackage rec {
pname = "dataclasses";
version = "0.7";
# backport only works on Python 3.6, and is in the standard library in Python 3.7
disabled = !isPy36;
src = fetchPypi {
inherit pname version;
sha256 = "494a6dcae3b8bcf80848eea2ef64c0cc5cd307ffc263e17cdf42f3e5420808e6";
};
meta = with stdenv.lib; {
description = "An implementation of PEP 557: Data Classes";
homepage = "https://github.com/ericvsmith/dataclasses";
license = licenses.asl20;
maintainers = with maintainers; [ catern ];
};
}