pythonPackages.django_treebeard: refactor move to python-modules

pkgs/development/python-modules/django_treebeard/default.nix

@@ -0,0 +1,30 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, pytest
+, django
+}:
+
+buildPythonPackage rec {
+  pname = "django-treebeard";
+  version = "4.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "c21db06a8d4943bf2a28d9d7a119058698fb76116df2679ecbf15a46a501de42";
+  };
+
+  buildInputs = [ pytest ];
+  propagatedBuildInputs = [ django ];
+
+  # tests fail  "AppRegistryNotReady("Apps aren't loaded yet.")"
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    description = "Efficient tree implementations for Django 1.6+";
+    homepage = https://tabo.pe/projects/django-treebeard/;
+    maintainers = with maintainers; [ desiderius ];
+    license = licenses.asl20;
+  };
+
+}