This code is in django/db/models/fields.py It creates/defines an exception?
class ReverseSingleRelatedObjectDescriptor(six.with_metaclass(RenameRelatedObjec
If you don't want to import the related model class, you can:
except MyModel.related_field.RelatedObjectDoesNotExist:
or
except my_model_instance._meta.model.related_field.RelatedObjectDoesNotExist:
where related_field is the field name.
related_field