1{ stdenv, buildPythonPackage, fetchPypi, isPy36 }:
2
3buildPythonPackage rec {
4 pname = "dataclasses";
5 version = "0.7";
6
7 # backport only works on Python 3.6, and is in the standard library in Python 3.7
8 disabled = !isPy36;
9
10 src = fetchPypi {
11 inherit pname version;
12 sha256 = "494a6dcae3b8bcf80848eea2ef64c0cc5cd307ffc263e17cdf42f3e5420808e6";
13 };
14
15 meta = with stdenv.lib; {
16 description = "An implementation of PEP 557: Data Classes";
17 homepage = "https://github.com/ericvsmith/dataclasses";
18 license = licenses.asl20;
19 maintainers = with maintainers; [ catern ];
20 };
21}