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/dipy/default.nix

@@ -0,0 +1,70 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, isPy27
+, packaging
+, pytest
+, cython
+, numpy
+, scipy
+, h5py
+, nibabel
+, tqdm
+}:
+
+buildPythonPackage rec {
+  pname = "dipy";
+  version = "1.4.1";
+
+  disabled = isPy27;
+
+  src = fetchFromGitHub {
+    owner  = "dipy";
+    repo   = pname;
+    rev    = version;
+    sha256 = "0zaqsiq73vprbqbzvzswjfmqgappl5vhpl2fwjrrda33c27klpzj";
+  };
+
+  nativeBuildInputs = [ cython packaging ];
+  propagatedBuildInputs = [
+    numpy
+    scipy
+    h5py
+    nibabel
+    tqdm
+  ];
+
+  checkInputs = [ pytest ];
+
+  # disable tests for now due to:
+  #   - some tests require data download (see dipy/dipy/issues/2092);
+  #   - running the tests manually causes a multiprocessing hang;
+  #   - import weirdness when running the tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "dipy"
+    "dipy.core"
+    "dipy.direction"
+    "dipy.tracking"
+    "dipy.reconst"
+    "dipy.io"
+    "dipy.viz"
+    "dipy.boots"
+    "dipy.data"
+    "dipy.utils"
+    "dipy.segment"
+    "dipy.sims"
+    "dipy.stats"
+    "dipy.denoise"
+    "dipy.workflows"
+    "dipy.nn"
+  ];
+
+  meta = with lib; {
+    homepage = "https://dipy.org/";
+    description = "Diffusion imaging toolkit for Python";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ bcdarwin ];
+  };
+}