pythonPackages.case: Move to own file

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

@@ -0,0 +1,20 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, six, nose, unittest2, mock }:
+
+buildPythonPackage rec {
+  pname = "case";
+  version = "1.5.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1zbhbw87izcxj9rvqg432a7r69ps2ks20mqq3g3hgd42sckcy3ca";
+  };
+
+  propagatedBuildInputs = [ six nose unittest2 mock ];
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/celery/case;
+    description = "unittests utilities";
+    license = licenses.bsd3;
+  };
+}