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/flametree/default.nix

@@ -0,0 +1,46 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, fontconfig
+, matplotlib
+, pandas
+, pytestCheckHook
+, weasyprint
+}:
+
+buildPythonPackage rec {
+  pname = "flametree";
+  version = "0.1.12";
+
+  src = fetchFromGitHub {
+    owner = "Edinburgh-Genome-Foundry";
+    repo = "Flametree";
+    rev = "refs/tags/v${version}";
+    sha256 = "sha256-oyiuhsYouGDKRssKc0aYIoG32H7GS6Bn4RtI7/9N158=";
+  };
+
+  checkInputs = [
+    matplotlib
+    pandas
+    pytestCheckHook
+    weasyprint
+  ];
+
+  preCheck = ''
+    export FONTCONFIG_FILE=${fontconfig.out}/etc/fonts/fonts.conf
+  '';
+
+  disabledTests = [
+    # AssertionError, https://github.com/Edinburgh-Genome-Foundry/Flametree/issues/9
+    "test_weasyprint"
+  ];
+
+  pythonImportsCheck = [ "flametree" ];
+
+  meta = with lib; {
+    description = "Python file and zip operations made easy";
+    homepage = "https://github.com/Edinburgh-Genome-Foundry/Flametree";
+    license = licenses.mit;
+    maintainers = with maintainers; [ prusnak ];
+  };
+}