bump warnings

lkjell · lkjell · commit 3fdd52728771 · 2018-03-04T22:54:49.000+01:00
diff --git a/lib/matplotlib/backend_bases.py b/lib/matplotlib/backend_bases.py
@@ -2013,7 +2013,9 @@ def enter_notify_event(self, guiEvent=None, xy=None):
         else:
             x = None
             y = None
-            warn_deprecated('2.2', 'enter_notify_event expects a location but your backend did not pass one.')
+            cbook.warn_deprecated('3.0', 'enter_notify_event expects a '
+                                         'location but '
+                                 'your backend did not pass one.')
 
         event = LocationEvent('figure_enter_event', self, x, y, guiEvent)
         self.callbacks.process('figure_enter_event', event)
