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/pyquaternion/default.nix

@@ -0,0 +1,34 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, numpy
+, nose
+}:
+
+buildPythonPackage rec {
+  pname = "pyquaternion";
+  version = "0.9.9";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-sfYa8hnLL+lmtft5oZISTy5jo/end6w8rfKVexqBvqg=";
+  };
+
+  # The VERSION.txt file is required for setup.py
+  # See: https://github.com/KieranWynn/pyquaternion/blob/master/setup.py#L14-L15
+  postPatch = ''
+    echo "${version}" > VERSION.txt
+  '';
+
+  propagatedBuildInputs = [ numpy ];
+
+  checkInputs = [ nose ];
+  pythonImportsCheck = [ "pyquaternion" ];
+
+  meta = with lib; {
+    description = "Library for representing and using quaternions.";
+    homepage = "http://kieranwynn.github.io/pyquaternion/";
+    license = licenses.mit;
+    maintainers = with maintainers; [ lucasew ];
+  };
+}