{"title":"Model Form Functions","version":"3.2","locale":"pt-br","docname":"ref/forms/models","url":"/pt-br/3.2/ref/forms/models/","canonical":"https://djangodocs.dev/pt-br/3.2/ref/forms/models/","summary":"Model Form API reference. For introductory material about model forms, see the Creating forms from models topic guide.","html":"

Model Form FunctionsLink para este cabeçalho#

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Model Form API reference. For introductory material about model forms, see the\nCreating forms from models topic guide.

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modelform_factoryLink para este cabeçalho#

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\nmodelform_factory(model, form=ModelForm, fields=None, exclude=None, formfield_callback=None, widgets=None, localized_fields=None, labels=None, help_texts=None, error_messages=None, field_classes=None)Link para esta definição#
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Returns a ModelForm class for the given model.\nYou can optionally pass a form argument to use as a starting point for\nconstructing the ModelForm.

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fields is an optional list of field names. If provided, only the named\nfields will be included in the returned fields.

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exclude is an optional list of field names. If provided, the named\nfields will be excluded from the returned fields, even if they are listed\nin the fields argument.

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formfield_callback is a callable that takes a model field and returns\na form field.

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widgets is a dictionary of model field names mapped to a widget.

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localized_fields is a list of names of fields which should be localized.

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labels is a dictionary of model field names mapped to a label.

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help_texts is a dictionary of model field names mapped to a help text.

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error_messages is a dictionary of model field names mapped to a\ndictionary of error messages.

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field_classes is a dictionary of model field names mapped to a form\nfield class.

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See ModelForm factory function for example usage.

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You must provide the list of fields explicitly, either via keyword arguments\nfields or exclude, or the corresponding attributes on the form’s\ninner Meta class. See Selecting the fields to use for more\ninformation. Omitting any definition of the fields to use will result in\nan ImproperlyConfigured exception.

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modelformset_factoryLink para este cabeçalho#

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\nmodelformset_factory(model, form=ModelForm, formfield_callback=None, formset=BaseModelFormSet, extra=1, can_delete=False, can_order=False, max_num=None, fields=None, exclude=None, widgets=None, validate_max=False, localized_fields=None, labels=None, help_texts=None, error_messages=None, min_num=None, validate_min=False, field_classes=None, absolute_max=None, can_delete_extra=True)Link para esta definição#
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Returns a FormSet class for the given model class.

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Arguments model, form, fields, exclude,\nformfield_callback, widgets, localized_fields, labels,\nhelp_texts, error_messages, and field_classes are all passed\nthrough to modelform_factory().

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Arguments formset, extra, can_delete, can_order,\nmax_num, validate_max, min_num, validate_min,\nabsolute_max, and can_delete_extra are passed through to\nformset_factory(). See formsets for details.

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Veja Model formsets para um exemplo de uso.

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inlineformset_factoryLink para este cabeçalho#

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\ninlineformset_factory(parent_model, model, form=ModelForm, formset=BaseInlineFormSet, fk_name=None, fields=None, exclude=None, extra=3, can_order=False, can_delete=True, max_num=None, formfield_callback=None, widgets=None, validate_max=False, localized_fields=None, labels=None, help_texts=None, error_messages=None, min_num=None, validate_min=False, field_classes=None, absolute_max=None, can_delete_extra=True)Link para esta definição#
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Returns an InlineFormSet using modelformset_factory() with\ndefaults of formset=BaseInlineFormSet,\ncan_delete=True, and extra=3.

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If your model has more than one ForeignKey to\nthe parent_model, you must specify a fk_name.

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Vjea Inline formsets para exemplo de uso.

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