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Preventing KeyError to be raised

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When implementing the `MultipleFieldLookupMixin` as it was, a `KeyError` would be raised when either one of the `lookup_fields` was not present.
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Alvaro Cavalcanti 2018-09-06 15:27:57 -03:00 committed by GitHub
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commit 8a6b1a3f3c
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docs/api-guide/generic-views.md
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@ -328,7 +328,7 @@ For example, if you need to lookup objects based on multiple fields in the URL c
queryset = self.filter_queryset(queryset) # Apply any filter backends
filter = {}
for field in self.lookup_fields:
if self.kwargs[field]: # Ignore empty fields.
if field in self.kwargs: # Ignore empty fields.
filter[field] = self.kwargs[field]
obj = get_object_or_404(queryset, **filter) # Lookup the object
self.check_object_permissions(self.request, obj)