mailman: add the Postorious web UI

pkgs/development/python-modules/django-mailman3/default.nix

@@ -0,0 +1,19 @@
+{ stdenv, buildPythonPackage, fetchPypi, django-gravatar2, django_compressor
+, django-allauth, mailmanclient
+}:
+
+buildPythonPackage rec {
+  pname = "django-mailman3";
+  version = "1.2.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0v6c1jhcc212wc2xa314irfcchl05r7nysrcy63dcaan958kmnnx";
+  };
+
+  propagatedBuildInputs = [
+    django-gravatar2 django_compressor django-allauth mailmanclient
+  ];
+
+  doCheck = false;
+}

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

@@ -0,0 +1,13 @@
+{ stdenv, buildPythonPackage, fetchPypi, six, httplib2 }:
+
+buildPythonPackage rec {
+  pname = "mailmanclient";
+  version = "3.2.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0xsrzdrsmfhnxv68zwm1g6awk7in08k6yhkyd27ipn0mq1wjm5jd";
+  };
+
+  propagatedBuildInputs = [ six httplib2 ];
+}