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/svgwrite/default.nix

@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonOlder
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "svgwrite";
+  version = "1.4.1";
+
+  src = fetchFromGitHub {
+    owner = "mozman";
+    repo = "svgwrite";
+    rev = "v${version}";
+    sha256 = "sha256-d//ZUFb5yj51uD1fb6yJJROaQ2MLyfA3Pa84TblqLNk=";
+  };
+
+  # svgwrite requires Python 3.6 or newer
+  disabled = pythonOlder "3.6";
+
+  checkInputs = [
+    pytest
+  ];
+
+  # embed_google_web_font test tried to pull font from internet
+  checkPhase = ''
+    pytest -k "not test_embed_google_web_font"
+  '';
+
+  meta = with lib; {
+    description = "A Python library to create SVG drawings";
+    homepage = "https://github.com/mozman/svgwrite";
+    license = licenses.mit;
+  };
+
+}