pythonPackages.plyvel: refactor move to python-modules

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

@@ -0,0 +1,29 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, pkgs
+, pytest
+, isPy3k
+}:
+
+buildPythonPackage rec {
+  pname = "plyvel";
+  version = "0.9";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1scq75qyks9vmjd19bx57f2y60mkdr44ajvb12p3cjg439l96zaq";
+  };
+
+  buildInputs = [ pkgs.leveldb ] ++ stdenv.lib.optional isPy3k pytest;
+
+  # no tests for python2
+  doCheck = isPy3k;
+
+  meta = with stdenv.lib; {
+    description = "Fast and feature-rich Python interface to LevelDB";
+    homepage = https://github.com/wbolster/plyvel;
+    license = licenses.bsd3;
+  };
+
+}