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/whisper/default.nix

@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, mock
+, six
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "whisper";
+  version = "1.1.8";
+
+  src = fetchFromGitHub {
+    owner = "graphite-project";
+    repo = pname;
+    rev = version;
+    sha256 = "11f7sarj62zgpw3ak4a2q55lj7ap4039l9ybc3a6yvs1ppvrcn7x";
+  };
+
+  propagatedBuildInputs = [
+    six
+  ];
+
+  checkInputs = [
+    mock
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    # whisper-resize.py: not found
+    "test_resize_with_aggregate"
+  ];
+
+  pythonImportsCheck = [ "whisper" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/graphite-project/whisper";
+    description = "Fixed size round-robin style database";
+    maintainers = with maintainers; [ offline basvandijk ];
+    license = licenses.asl20;
+  };
+}