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forms.NullBooleanField

class NullBooleanField(**kwargs) [source]

Default widget: NullBooleanSelect
Empty value: None
Normalizes to: A Python True, False or None value.
Validates nothing (i.e., it never raises a ValidationError).

Links:

https://docs.djangoproject.com/en/1.10/ref/forms/fields/#django.forms.NullBooleanField

doc_Django

2016-10-09 18:37:04

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