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/pyhomematic/default.nix

@@ -0,0 +1,31 @@
+{ lib
+, buildPythonPackage
+, isPy3k
+, fetchPypi
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "pyhomematic";
+  version = "0.1.77";
+
+  disabled = !isPy3k;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "00d95c21b95a17bc07586f69c976fb343a103adc0954d7b2d56c7160665625cb";
+  };
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest
+  '';
+
+  pythonImportsCheck = [ "pyhomematic" ];
+
+  meta = with lib; {
+    description = "Python 3 Interface to interact with Homematic devices";
+    homepage = "https://github.com/danielperna84/pyhomematic";
+    license = licenses.mit;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}