python2Packages.typing: remove superfluous pythonOlder and pythonAtLeast

pkgs/development/python2-modules/typing/default.nix

@@ -2,11 +2,8 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   isPy3k,
-  isPyPy,
   unittestCheckHook,
-  pythonAtLeast,
 }:
 
 let
@@ -23,12 +20,7 @@ buildPythonPackage rec {
     sha256 = "13b4ad211f54ddbf93e5901a9967b1e07720c1d1b78d596ac6a439641aa1b130";
   };
 
-  disabled = pythonAtLeast "3.5";
-
-  # Error for Python3.6: ImportError: cannot import name 'ann_module'
-  # See https://github.com/python/typing/pull/280
-  # Also, don't bother on PyPy: AssertionError: TypeError not raised
-  doCheck = pythonOlder "3.6" && !isPyPy;
+  disabled = true;
 
   nativeCheckInputs = [ unittestCheckHook ];