+class RegistryChoiceField(SlugMultipleChoiceField):
+ def _get_choices(self):
+ if isinstance(self._choices, RegistryIterator):
+ return self._choices.copy()
+ elif hasattr(self._choices, 'next'):
+ choices, self._choices = itertools.tee(self._choices)
+ return choices
+ else:
+ return self._choices
+ choices = property(_get_choices)
+
+
+try:
+ from south.modelsinspector import add_introspection_rules
+except ImportError:
+ pass
+else:
+ add_introspection_rules([], ["^philo\.contrib\.shipherd\.models\.RegistryChoiceField"])
+
+