tjh.dev
1{ lib, buildPythonPackage, fetchPypi, pythonOlder, isPy3k, isPyPy, python
2, pythonAtLeast }:
3
4let
5 testDir = if isPy3k then "src" else "python2";
6
7in buildPythonPackage rec {
8 pname = "typing";
9 version = "3.7.4.3";
10
11 src = fetchPypi {
12 inherit pname version;
13 sha256 = "1187fb9c82fd670d10aa07bbb6cfcfe4bdda42d6fab8d5134f04e8c4d0b71cc9";
14 };
15
16 disabled = pythonAtLeast "3.5";
17
18 # Error for Python3.6: ImportError: cannot import name 'ann_module'
19 # See https://github.com/python/typing/pull/280
20 # Also, don't bother on PyPy: AssertionError: TypeError not raised
21 doCheck = pythonOlder "3.6" && !isPyPy;
22
23 checkPhase = ''
24 cd ${testDir}
25 ${python.interpreter} -m unittest discover
26 '';
27
28 meta = with lib; {
29 description = "Backport of typing module to Python versions older than 3.5";
30 homepage = "https://docs.python.org/3/library/typing.html";
31 license = licenses.psfl;
32 };
33}