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/testrepository/default.nix

@@ -0,0 +1,35 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, testtools
+, testresources
+, pbr
+, subunit
+, fixtures
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "testrepository";
+  version = "0.0.20";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1ssqb07c277010i6gzzkbdd46gd9mrj0bi0i8vn560n2k2y4j93m";
+  };
+
+  checkInputs = [ testresources ];
+  buildInputs = [ pbr ];
+  propagatedBuildInputs = [ fixtures subunit testtools ];
+
+  checkPhase = ''
+    ${python.interpreter} ./testr
+  '';
+
+  meta = with lib; {
+    description = "A database of test results which can be used as part of developer workflow";
+    homepage = "https://pypi.python.org/pypi/testrepository";
+    license = licenses.bsd2;
+  };
+
+}