Skip import tests on wrong platforms.

Author: Lukasa

test/test_import.py

@@ -5,13 +5,15 @@
 
 
 class TestImportPython2(object):
+    @pytest.mark.skipif(sys.version_info[0] == 3, reason="Python 2 only")
     def test_cannot_import_python_2(self, monkeypatch):
         monkeypatch.setattr(sys, 'version_info', (2, 6, 5, 'final', 0))
         with pytest.raises(ImportError):
             imp.reload(hyper)
 
 
 class TestImportPython3(object):
+    @pytest.mark.skipif(sys.version_info[0] == 2, reason="Python 3 only")
     def test_cannot_import_python_32(self, monkeypatch):
         monkeypatch.setattr(sys, 'version_info', (3, 2, 3, 'final', 0))
         with pytest.raises(ImportError):