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

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

@@ -0,0 +1,24 @@
+{ stdenv, buildPythonPackage, isPyPy, fetchurl
+, cffi, pycparser, mock, pytest, py, six }:
+
+with stdenv.lib;
+
+buildPythonPackage rec {
+  version = "3.1.4";
+  pname = "bcrypt";
+  name = "${pname}-${version}";
+
+  src = fetchurl {
+    url = "mirror://pypi/b/bcrypt/${name}.tar.gz";
+    sha256 = "67ed1a374c9155ec0840214ce804616de49c3df9c5bc66740687c1c9b1cd9e8d";
+  };
+  buildInputs = [ pycparser mock pytest py ];
+  propagatedBuildInputs = [ six ] ++ optional (!isPyPy) cffi;
+
+  meta = {
+    maintainers = with maintainers; [ domenkozar ];
+    description = "Modern password hashing for your software and your servers";
+    license = licenses.asl20;
+    homepage = https://github.com/pyca/bcrypt/;
+  };
+}