Move SkipTests to tests.SkipTest

tests/__init__.py

@@ -0,0 +1,8 @@
+try: # 2.7
+    from unittest.case import SkipTest
+except ImportError:
+    try: # Nose
+        from nose.plugins.skip import SkipTest
+    except ImportError: # Failsafe
+        class SkipTest(Exception):
+            pass

tests/backends/base.py

@@ -1,11 +1,11 @@
 import random
 import time
 
-from nose.plugins.skip import SkipTest
-
 from mopidy.mixers.dummy import DummyMixer
 from mopidy.models import Playlist, Track
 
+from tests import SkipTest
+
 def populate_playlist(func):
     def wrapper(self):
         for track in self.tracks:

tests/mpd/frontend_test.py

@@ -6,6 +6,8 @@ from mopidy.mixers.dummy import DummyMixer
 from mopidy.models import Track, Playlist
 from mopidy.mpd import frontend
 
+from tests import SkipTest
+
 class RequestHandlerTest(unittest.TestCase):
     def setUp(self):
         self.m = DummyMixer()