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Make autogenerated read only fields to be able to be nullable (#8536)
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@ -95,6 +95,9 @@ def get_field_kwargs(field_name, model_field):
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(hasattr(models, 'JSONField') and isinstance(model_field, models.JSONField)):
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kwargs['style'] = {'base_template': 'textarea.html'}
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if model_field.null:
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kwargs['allow_null'] = True
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if isinstance(model_field, models.AutoField) or not model_field.editable:
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# If this field is read-only, then return early.
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# Further keyword arguments are not valid.
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@ -104,9 +107,6 @@ def get_field_kwargs(field_name, model_field):
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if model_field.has_default() or model_field.blank or model_field.null:
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kwargs['required'] = False
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if model_field.null:
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kwargs['allow_null'] = True
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if model_field.blank and (isinstance(model_field, (models.CharField, models.TextField))):
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kwargs['allow_blank'] = True
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@ -263,6 +263,8 @@ def get_relation_kwargs(field_name, relation_info):
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if not model_field.editable:
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kwargs['read_only'] = True
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kwargs.pop('queryset', None)
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if model_field.null:
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kwargs['allow_null'] = True
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if kwargs.get('read_only', False):
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# If this field is read-only, then return early.
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# No further keyword arguments are valid.
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@ -270,8 +272,6 @@ def get_relation_kwargs(field_name, relation_info):
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if model_field.has_default() or model_field.blank or model_field.null:
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kwargs['required'] = False
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if model_field.null:
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kwargs['allow_null'] = True
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if model_field.validators:
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kwargs['validators'] = model_field.validators
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if getattr(model_field, 'unique', False):
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