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/liblarch/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, fetchFromGitHub
+, buildPythonPackage
+, python
+, pygobject3
+, xvfb-run
+, gobject-introspection
+, gtk3
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  version = "3.0.1";
+  pname = "liblarch";
+  disabled = pythonOlder "3.5.0";
+
+  src = fetchFromGitHub {
+    owner = "getting-things-gnome";
+    repo = "liblarch";
+    rev = "v${version}";
+    sha256 = "0xv2mfvyzipbny3iz8vll77wsqxfwh28xj6bj1ff0l452waph45m";
+  };
+
+  checkInputs = [
+    gobject-introspection # for setup hook
+    gtk3
+  ];
+
+  propagatedBuildInputs = [
+    pygobject3
+  ];
+
+  checkPhase = ''
+    runHook preCheck
+    ${xvfb-run}/bin/xvfb-run -s '-screen 0 800x600x24' \
+      ${python.interpreter} nix_run_setup test
+    runHook postCheck
+  '';
+
+  meta = with lib; {
+    description = "A python library built to easily handle data structure such are lists, trees and acyclic graphs";
+    homepage = "https://github.com/getting-things-gnome/liblarch";
+    downloadPage = "https://github.com/getting-things-gnome/liblarch/releases";
+    license = licenses.lgpl3Plus;
+    maintainers = with maintainers; [ oyren ];
+    platforms = platforms.linux;
+  };
+}