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/pykulersky/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, bleak
+, buildPythonPackage
+, click
+, fetchFromGitHub
+, pytest-asyncio
+, pytest-mock
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "pykulersky";
+  version = "0.5.4";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "emlove";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-voD4tR+k5TKGjLXFK94GJy4+wUoP2cSFc5BWkCiinOg=";
+  };
+
+  propagatedBuildInputs = [
+    bleak
+    click
+  ];
+
+  checkInputs = [
+    pytest-asyncio
+    pytest-mock
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "pykulersky"
+  ];
+
+  meta = with lib; {
+    description = "Python module to control Brightech Kuler Sky Bluetooth LED devices";
+    homepage = "https://github.com/emlove/pykulersky";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}