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/zarr/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, buildPythonPackage
+, isPy27
+, fetchPypi
+, setuptools-scm
+, asciitree
+, numpy
+, fasteners
+, numcodecs
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "zarr";
+  version = "2.11.1";
+  disabled = isPy27;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-EbYo9C3sNuAUeHnovUcVJLWbI4CUubIePDW+eDmcEV4=";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  propagatedBuildInputs = [
+    asciitree
+    numpy
+    fasteners
+    numcodecs
+  ];
+
+  checkInputs = [
+    pytest
+  ];
+
+  checkPhase = ''
+    pytest
+  '';
+
+  meta = with lib; {
+    description = "An implementation of chunked, compressed, N-dimensional arrays for Python";
+    homepage = "https://github.com/zarr-developers/zarr";
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}