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Wrap call to key() in list() so it can be indexed 

In Python 3.4 trying to generate a polymorphic_inlineformset results in a TypeError with the following message: "'KeysView' object does not support indexing". This solves that problem by ensuring that `child_models` is a list, and thus can be referenced by index.
fix_request_path_info
Chris Brantley 2016-09-21 09:56:20 -05:00 committed by GitHub
parent badad18a63
commit 8043e87b30
1 changed files with 1 additions and 1 deletions
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polymorphic/formsets/models.py
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@ -180,7 +180,7 @@ class BasePolymorphicModelFormSet(BaseModelFormSet):
# Extra forms, cycle between all types
# TODO: take the 'extra' value of each child formset into account.
total_known = len(self.queryset_data)
child_models = self.child_forms.keys()
child_models = list(self.child_forms.keys())
model = child_models[(i - total_known) % len(child_models)]
form_class = self.get_form_class(model)