tjh.dev
1{ lib
2, stdenv
3, buildPythonPackage
4, fetchFromGitHub
5, pythonOlder
6, pytestCheckHook
7, numpy
8, pillow
9, setuptools
10}:
11
12let
13 pname = "pydicom";
14 version = "2.3.1";
15
16 src = fetchFromGitHub {
17 owner = "pydicom";
18 repo = "pydicom";
19 rev = "refs/tags/v${version}";
20 hash = "sha256-xt0aK908lLgNlpcI86OSxy96Z/PZnQh7+GXzJ0VMQGA=";
21 };
22
23 # Pydicom needs pydicom-data to run some tests. If these files aren't downloaded
24 # before the package creation, it'll try to download during the checkPhase.
25 test_data = fetchFromGitHub {
26 owner = "pydicom";
27 repo = "pydicom-data";
28 rev = "bbb723879690bb77e077a6d57657930998e92bd5";
29 hash = "sha256-dCI1temvpNWiWJYVfQZKy/YJ4ad5B0e9hEKHJnEeqzk=";
30 };
31
32in
33buildPythonPackage {
34 inherit pname version src;
35 disabled = pythonOlder "3.6";
36
37 format = "setuptools";
38
39 propagatedBuildInputs = [
40 numpy
41 pillow
42 setuptools
43 ];
44
45 nativeCheckInputs = [
46 pytestCheckHook
47 ];
48
49 # Setting $HOME to prevent pytest to try to create a folder inside
50 # /homeless-shelter which is read-only.
51 # Linking pydicom-data dicom files to $HOME/.pydicom/data
52 preCheck = ''
53 export HOME=$TMP/test-home
54 mkdir -p $HOME/.pydicom/
55 ln -s ${test_data}/data_store/data $HOME/.pydicom/data
56 '';
57
58 disabledTests = [
59 # tries to remove a dicom inside $HOME/.pydicom/data/ and download it again
60 "test_fetch_data_files"
61 ] ++ lib.optionals stdenv.isAarch64 [
62 # https://github.com/pydicom/pydicom/issues/1386
63 "test_array"
64 ] ++ lib.optionals stdenv.isDarwin [
65 # flaky, hard to reproduce failure outside hydra
66 "test_time_check"
67 ];
68
69 pythonImportsCheck = [
70 "pydicom"
71 ];
72
73 meta = with lib; {
74 description = "Python package for working with DICOM files";
75 homepage = "https://pydicom.github.io";
76 license = licenses.mit;
77 maintainers = with maintainers; [ bcdarwin ];
78 };
79}