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/django-cacheops/default.nix

@@ -0,0 +1,36 @@
+{ buildPythonPackage
+, fetchPypi
+, lib
+, django
+, funcy
+, redis
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "django-cacheops";
+  version = "6.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-toTvOf1DQYnTy7fYVBfNlyr2NSiaAyRHmCRztKifcn0=";
+  };
+
+  propagatedBuildInputs = [
+    django
+    funcy
+    redis
+    six
+  ];
+
+  # tests need a redis server
+  # pythonImportsCheck not possible since DJANGO_SETTINGS_MODULE needs to be set
+  doCheck = false;
+
+  meta = with lib; {
+    description = "A slick ORM cache with automatic granular event-driven invalidation for Django";
+    homepage = "https://github.com/Suor/django-cacheops";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ petabyteboy ];
+  };
+}