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/ncclient/default.nix

@@ -0,0 +1,38 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, paramiko
+, selectors2
+, lxml
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "ncclient";
+  version = "0.6.13";
+
+  src = fetchFromGitHub {
+    owner = pname;
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-NrilXB1NFcqNCGrwshhuLdhQoeHJ12PSp4MBScT9kYc=";
+  };
+
+  propagatedBuildInputs = [
+    paramiko
+    lxml
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "ncclient" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/ncclient/ncclient";
+    description = "Python library for NETCONF clients";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ xnaveira ];
+  };
+}