tjh.dev
1{ lib, buildPythonPackage, fetchPypi, pythonOlder, isPy3k, python, typing }:
2let
3 testDir = if isPy3k then "src_py3" else "src_py2";
4
5in buildPythonPackage rec {
6 pname = "typing_extensions";
7 version = "3.7.4.1";
8
9 src = fetchPypi {
10 inherit pname version;
11 sha256 = "091ecc894d5e908ac75209f10d5b4f118fbdb2eb1ede6a63544054bb1edb41f2";
12 };
13
14 checkInputs = lib.optional (pythonOlder "3.5") typing;
15
16 # Error for Python3.6: ImportError: cannot import name 'ann_module'
17 # See https://github.com/python/typing/pull/280
18 doCheck = pythonOlder "3.6";
19
20 checkPhase = ''
21 cd ${testDir}
22 ${python.interpreter} -m unittest discover
23 '';
24
25 meta = with lib; {
26 description = "Backported and Experimental Type Hints for Python 3.5+";
27 homepage = https://github.com/python/typing;
28 license = licenses.psfl;
29 maintainers = with maintainers; [ pmiddend ];
30 };
31}