-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)
-
-