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/dcmstack/default.nix

@@ -0,0 +1,39 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonAtLeast
+, nose
+, nibabel
+, pydicom
+}:
+
+buildPythonPackage rec {
+  pname = "dcmstack";
+  version = "0.8";
+
+  disabled = pythonAtLeast "3.8";
+  # https://github.com/moloney/dcmstack/issues/67
+
+  src = fetchFromGitHub {
+    owner = "moloney";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1n24pp3rqz7ss1z6276fxynnppraxadbl3b9p8ijrcqnpzbzih7p";
+  };
+
+  propagatedBuildInputs = [ nibabel pydicom ];
+
+  checkInputs = [ nose ];
+  checkPhase = ''
+    runHook preCheck
+    nosetests
+    runHook postCheck
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/moloney/dcmstack";
+    description = "DICOM to Nifti conversion preserving metadata";
+    license = licenses.mit;
+    maintainers = with maintainers; [ bcdarwin ];
+  };
+}