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/enamlx/default.nix

@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, enaml
+, pyqtgraph
+, pythonocc-core
+}:
+
+buildPythonPackage rec {
+  pname = "enamlx";
+  version = "0.6.0";
+
+  src = fetchFromGitHub {
+    owner = "frmdstryr";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "10sn7wd4fjz8nkzprd8wa5da5dg8w91r0rngqaipwnpq1dz54b5s";
+  };
+
+  propagatedBuildInputs = [
+    enaml
+    # Until https://github.com/inkcut/inkcut/issues/105 perhaps
+    pyqtgraph
+    pythonocc-core
+  ];
+
+  # qt_occ_viewer test requires enaml.qt.QtOpenGL which got dropped somewhere
+  # between enaml 0.9.0 and 0.10.0
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "enamlx.core"
+    "enamlx.qt"
+    "enamlx.widgets"
+  ];
+
+  meta = with lib; {
+    homepage = "https://github.com/frmdstryr/enamlx";
+    description = "Additional Qt Widgets for Enaml";
+    license = licenses.mit;
+    maintainers = with maintainers; [ raboof ];
+  };
+}