uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/python-modules/batchgenerators/default.nix

@@ -0,0 +1,68 @@
+{ lib
+, buildPythonPackage
+, pythonOlder
+, fetchFromGitHub
+, pytestCheckHook
+, future
+, numpy
+, pillow
+, fetchpatch
+, scipy
+, scikit-learn
+, scikitimage
+, threadpoolctl
+}:
+
+buildPythonPackage rec {
+  pname = "batchgenerators";
+  version = "0.21";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "MIC-DKFZ";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-q8mBWcy+PkJcfiKtq8P2bnTw56FE1suVS0zUgUEmc5k=";
+  };
+
+  propagatedBuildInputs = [
+    future
+    numpy
+    pillow
+    scipy
+    scikit-learn
+    scikitimage
+    threadpoolctl
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  patches = [
+    # Remove deprecated unittest2, https://github.com/MIC-DKFZ/batchgenerators/pull/78
+    (fetchpatch {
+      name = "remove-unittest2.patch";
+      url = "https://github.com/MIC-DKFZ/batchgenerators/commit/87a9437057df8a7550aa3b3eaf840871cc0d5cef.patch";
+      sha256 = "sha256-vozBK7g2dLxx9din/R2vU28Mm+LoGAO/BmQlt/ShmEo=";
+    })
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace '"unittest2",' ""
+  '';
+
+  pythonImportsCheck = [
+    "batchgenerators"
+  ];
+
+  meta = with lib; {
+    description = "2D and 3D image data augmentation for deep learning";
+    homepage = "https://github.com/MIC-DKFZ/batchgenerators";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ bcdarwin ];
+  };
+}