Python: move expressions in python-modules to their own folders

pkgs/development/python-modules/flask-wtf/default.nix

@@ -0,0 +1,23 @@
+{ stdenv, fetchurl, buildPythonPackage, flask, wtforms, nose }:
+
+buildPythonPackage rec {
+  pname = "Flask-WTF";
+  version = "0.14.2";
+  name = "${pname}-${version}";
+
+  src = fetchurl {
+    url = "mirror://pypi/F/Flask-WTF/${name}.tar.gz";
+    sha256 = "0dncc5as2k61b28k8kal5yh3prmv7zya1jz7kvci7ximzmfda52x";
+  };
+
+  propagatedBuildInputs = [ flask wtforms nose ];
+
+  doCheck = false; # requires external service
+
+  meta = with stdenv.lib; {
+    description = "Simple integration of Flask and WTForms.";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.mic92 ];
+    homepage = https://github.com/lepture/flask-wtf/;
+  };
+}