Removed attach_property_ex use in worm.py
@@ -52,7 +52,7 @@ class Worm(DataObject):
value_type=Muscle,
multiple=True)
Worm.ObjectProperty("cell", owner=self, value_type=Cell)
- self.attach_property_ex(self, NeuronNetworkProperty)
+ self.attach_property(self, NeuronNetworkProperty)
if scientific_name:
self.scientific_name(scientific_name)
