pythonPackages.curtsies: correct dependencies

(cherry picked from commit 674ceb9c2bc501b1f5155b70f925856245d9b244)

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

···
-{ stdenv, buildPythonPackage, fetchPypi, blessings, mock, nose, pyte, pytest, wcwidth }:
+{ stdenv, buildPythonPackage, fetchPypi, blessings, mock, nose, pyte, wcwidth, typing }:
 
 buildPythonPackage rec {
   pname = "curtsies";
···
     sha256 = "89c802ec051d01dec6fc983e9856a3706e4ea8265d2940b1f6d504a9e26ed3a9";
   };
 
-  propagatedBuildInputs = [ blessings wcwidth pyte ];
+  propagatedBuildInputs = [ blessings wcwidth typing ];
 
-  checkInputs = [ nose mock pytest ];
+  checkInputs = [ mock pyte nose ];
 
   checkPhase = ''
-    py.test
+    nosetests tests
   '';
 
   meta = with stdenv.lib; {