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/numcodecs/default.nix

@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, isPy27
+, setuptools-scm
+, cython
+, numpy
+, msgpack
+, pytestCheckHook
+, python
+, gcc8
+}:
+
+buildPythonPackage rec {
+  pname = "numcodecs";
+  version = "0.9.1";
+  disabled = isPy27;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "35adbcc746b95e3ac92e949a161811f5aa2602b9eb1ef241b5ea6f09bb220997";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+    cython
+    gcc8
+  ];
+
+  propagatedBuildInputs = [
+    numpy
+    msgpack
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pytestFlagsArray = [
+    "$out/${python.sitePackages}/numcodecs"
+  ];
+
+  disabledTests = [
+    "test_backwards_compatibility"
+
+    "test_encode_decode"
+    "test_legacy_codec_broken"
+    "test_bytes"
+  ];
+
+  meta = with lib;{
+    homepage = "https://github.com/zarr-developers/numcodecs";
+    license = licenses.mit;
+    description = "Buffer compression and transformation codecs for use in data storage and communication applications";
+    maintainers = [ maintainers.costrouc ];
+  };
+}