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/stone/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, mock
+, ply
+, pytestCheckHook
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "stone";
+  version = "3.3.1";
+
+  # pypi sdist misses requirements.txt
+  src = fetchFromGitHub {
+    owner = "dropbox";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-0FWdYbv+paVU3Wj6g9OrSNUB0pH8fLwTkhVIBPeFB/U=";
+  };
+
+  postPatch = ''
+    sed -i '/pytest-runner/d' setup.py
+  '';
+
+  propagatedBuildInputs = [ ply six ];
+
+  checkInputs = [ pytestCheckHook mock ];
+
+  # try to import from `test` directory, which is exported by the python interpreter
+  # and cannot be overriden without removing some py3 to py2 support
+  disabledTestPaths = [
+    "test/test_tsd_types.py"
+    "test/test_js_client.py"
+  ];
+  disabledTests = [
+    "test_type_name_with_module"
+  ];
+
+  pythonImportsCheck = [ "stone" ];
+
+  meta = with lib; {
+    description = "Official Api Spec Language for Dropbox";
+    homepage = "https://github.com/dropbox/stone";
+    license = licenses.mit;
+    maintainers = with maintainers; [ jonringer ];
+  };
+}