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python Programming Glossary: instance.pkWhen does Django look up the primary key of foreign keys? http://stackoverflow.com/questions/13631211/when-does-django-look-up-the-primary-key-of-foreign-keys _id 0 instance getattr self instance_attname instance_id instance.pk setattr self id_attname instance_id return Model.save self a..
create row of date while creating superuser http://stackoverflow.com/questions/17806683/create-row-of-date-while-creating-superuser a `Location` entry for new superuser. l Location user_id instance.pk l.save post_save.connect location_title sender User Adding choices.. `Location` entry for new superuser. base Location user_id instance.pk title Location.BASE_LOCATION base.save for value _ in Location.TITLE_CHOICES.. value Location.BASE_LOCATION continue l Location user_id instance.pk title value parent_location_id base.pk l.save post_save.connect..
Ordered ManyToManyField that can be used in fieldsets http://stackoverflow.com/questions/3190735/ordered-manytomanyfield-that-can-be-used-in-fieldsets If not there is nothing # to be done. if instance and instance.pk # Get a list of all the IDs of the contestants already specified..
In a django form, How to make a field readonly (or disabled) so that it cannot be edited? http://stackoverflow.com/questions/324477/in-a-django-form-how-to-make-a-field-readonly-or-disabled-so-that-it-cannot-b instance getattr self 'instance' None if instance and instance.pk self.fields 'sku' .widget.attrs 'readonly' True def clean_sku.. self instance getattr self 'instance' None if instance and instance.pk return instance.sku else return self.cleaned_data 'sku' Or replace.. return self.cleaned_data 'sku' Or replace if instance and instance.pk with another condition indicating you're editing. You could..
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