vm: fix boolean comparsions

circle/vm/models/node.py

@@ -29,7 +29,7 @@ def node_available(function):
     """Decorate methods to ignore disabled Nodes.
     """
     def decorate(self, *args, **kwargs):
-        if self.enabled is True and self.online is True:
+        if self.enabled and self.online:
             return function(self, *args, **kwargs)
         else:
             return None
@@ -106,7 +106,7 @@ class Node(TimeStampedModel):
 
     def disable(self, user=None):
         ''' Disable the node.'''
-        if self.enabled is True:
+        if self.enabled:
             with node_activity(code_suffix='disable', node=self, user=user):
                 self.enabled = False
                 self.save()
@@ -148,7 +148,7 @@ class Node(TimeStampedModel):
             self.node_online()
             return self.host.hostname + "." + queue_id
         else:
-            if self.enabled is True:
+            if self.enabled:
                 self.node_offline()
             raise WorkerNotFound()