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/samsungctl/default.nix

@@ -0,0 +1,36 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+
+# extra: websocket
+, websocket-client
+}:
+
+buildPythonPackage rec {
+  pname = "samsungctl";
+  version = "0.7.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0ipz3fd65rqkxlb02sql0awc3vnslrwb2pfrsnpfnf8bfgxpbh9g";
+  };
+
+  passthru.optional-dependencies = {
+    websocket = [
+      websocket-client
+    ];
+    # interactive_ui requires curses package
+  };
+
+  # no tests
+  doCheck = false;
+
+  pythonImportsCheck = [ "samsungctl" ];
+
+  meta = with lib; {
+    description = "Remote control Samsung televisions via a TCP/IP connection";
+    homepage = "https://github.com/Ape/samsungctl";
+    license = licenses.mit;
+    maintainers = with maintainers; [ hexa ];
+  };
+}