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Check if 'descendants' list has values

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Emilie 2017-12-26 16:12:24 +01:00
parent 00fc7f1804
commit 5f2576ec6c
1 changed files with 4 additions and 3 deletions
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7
modeltranslation/translator.py
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@ -466,9 +466,10 @@ class Translator(object):
else:
descendants = [d.__name__ for d in self._registry.keys()
if issubclass(d, model) and d != model]
raise DescendantRegistered(
'Model "%s" cannot be registered after its subclass'
' "%s"' % (model.__name__, descendants[0]))
if descendants:
raise DescendantRegistered(
'Model "%s" cannot be registered after its subclass'
' "%s"' % (model.__name__, descendants[0]))
# Find inherited fields and create options instance for the model.
opts = self._get_options_for_model(model, opts_class, **options)