edward: init at 1.2.2

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

@@ -0,0 +1,27 @@
+{ stdenv, buildPythonPackage, fetchPypi, isPy27, pythonAtLeast
+, Keras, numpy, scipy, six, tensorflow }:
+
+buildPythonPackage rec {
+  pname = "edward";
+  version = "1.2.2";
+  name  = "${pname}-${version}";
+
+  disabled = !(isPy27 || pythonAtLeast "3.4");
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0h9i15l7mczwx8jvabjbvxjjidr13x81h6vylb1p8r308w01r2as";
+  };
+
+  # disabled for now due to Tensorflow trying to create files in $HOME:
+  doCheck = false;
+
+  propagatedBuildInputs = [ Keras numpy scipy six tensorflow ];
+
+  meta = with stdenv.lib; {
+    description = "Probabilistic programming language using Tensorflow";
+    homepage = https://github.com/blei-lab/edward;
+    license = licenses.asl20;
+    maintainers = with maintainers; [ bcdarwin ];
+  };
+}

pkgs/top-level/python-packages.nix

@@ -6672,6 +6672,8 @@ in {
     };
   };
 
+  edward = callPackage ../development/python-modules/edward { };
+
   elasticsearch = buildPythonPackage (rec {
     name = "elasticsearch-1.9.0";