pythonPackages.python-doi: init at 0.1.1

Required by the new papis 0.9

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

@@ -0,0 +1,21 @@
+{ stdenv, buildPythonPackage, fetchFromGitHub, isPy3k }:
+
+buildPythonPackage rec {
+  pname = "python-doi";
+  version = "0.1.1";
+
+  src = fetchFromGitHub {
+    owner = "papis";
+    repo = "python-doi";
+    rev = "v${version}";
+    sha256 = "1wa5inh2a0drjswrnhjv6m23mvbfdgqj2jb8fya7q0armzp7l6fr";
+  };
+
+  disabled = !isPy3k;
+
+  meta = with stdenv.lib; {
+    description = "Python library to work with Document Object Identifiers (doi)";
+    homepage = https://github.com/alejandrogallo/python-doi;
+    maintainers = with maintainers; [ teto ];
+  };
+}