Here are the examples of the python api django.views.generic.GenericViewError taken from open source projects. By voting up you can indicate which examples are most useful and appropriate.
4 Examples
0
Example 1
def get_model_and_form_class(model, form_class):
"""
Returns a model and form class based on the model and form_class
parameters that were passed to the generic view.
If ``form_class`` is given then its associated model will be returned along
with ``form_class`` itself. Otherwise, if ``model`` is given, ``model``
itself will be returned along with a ``ModelForm`` class created from
``model``.
"""
if form_class:
return form_class._meta.model, form_class
if model:
# The inner Meta class fails if model = model is used for some reason.
tmp_model = model
# TODO: we should be able to construct a ModelForm without creating
# and passing in a temporary inner class.
class Meta:
model = tmp_model
class_name = model.__name__ + 'Form'
form_class = ModelFormMetaclass(class_name, (ModelForm,), {'Meta': Meta})
return model, form_class
raise GenericViewError("Generic view must be called with either a model or"
" form_class argument.")
0
Example 2
Project: django-nonrel Source File: create_update.py
def lookup_object(model, object_id, slug, slug_field):
"""
Return the ``model`` object with the passed ``object_id``. If
``object_id`` is None, then return the object whose ``slug_field``
equals the passed ``slug``. If ``slug`` and ``slug_field`` are not passed,
then raise Http404 exception.
"""
lookup_kwargs = {}
if object_id:
lookup_kwargs['%s__exact' % model._meta.pk.name] = object_id
elif slug and slug_field:
lookup_kwargs['%s__exact' % slug_field] = slug
else:
raise GenericViewError(
"Generic view must be called with either an object_id or a"
" slug/slug_field.")
try:
return model.objects.get(**lookup_kwargs)
except ObjectDoesNotExist:
raise Http404("No %s found for %s"
% (model._meta.verbose_name, lookup_kwargs))
0
Example 3
def lookup_object(model, object_id, slug, slug_field):
"""
Return the ``model`` object with the passed ``object_id``. If
``object_id`` is None, then return the the object whose ``slug_field``
equals the passed ``slug``. If ``slug`` and ``slug_field`` are not passed,
then raise Http404 exception.
"""
lookup_kwargs = {}
if object_id:
lookup_kwargs['%s__exact' % model._meta.pk.name] = object_id
elif slug and slug_field:
lookup_kwargs['%s__exact' % slug_field] = slug
else:
raise GenericViewError(
"Generic view must be called with either an object_id or a"
" slug/slug_field.")
try:
return model.objects.get(**lookup_kwargs)
except ObjectDoesNotExist:
raise Http404("No %s found for %s"
% (model._meta.verbose_name, lookup_kwargs))
0
Example 4
def get_model_and_form_class(model, form_class):
"""
Returns a model and form class based on the model and form_class
parameters that were passed to the generic view.
If ``form_class`` is given then its associated model will be returned along
with ``form_class`` itself. Otherwise, if ``model`` is given, ``model``
itself will be returned along with a ``ModelForm`` class created from
``model``.
"""
if form_class:
return form_class._meta.model, form_class
if model:
# The inner Meta class fails if model = model is used for some reason.
tmp_model = model
# TODO: we should be able to construct a ModelForm without creating
# and passing in a temporary inner class.
class Meta:
model = tmp_model
class_name = model.__name__ + 'Form'
form_class = ModelFormMetaclass(
class_name, (ModelForm,), {'Meta': Meta})
return model, form_class
raise GenericViewError("Generic view must be called with either a model or"
" form_class argument.")