python Programming Glossary: self.instance

http://stackoverflow.com/questions/18836547/dynamic-formwizard

instance None def get_form_instance self step if self.instance is None self.instance TriggerService return self.instance def.. def get_form_instance self step if self.instance is None self.instance TriggerService return self.instance def done self form_list.. self.instance is None self.instance TriggerService return self.instance def done self form_list kwargs trigger self.instance trigger.provider..

Checking for member existence in Python

http://stackoverflow.com/questions/204308/checking-for-member-existence-in-python

def singleton self if not hasattr self 'instance' self.instance Foo return self.instance But you can also do this class Foo.. if not hasattr self 'instance' self.instance Foo return self.instance But you can also do this class Foo object @classmethod def singleton.. Foo object @classmethod def singleton self try return self.instance except AttributeError self.instance Foo return self.instance..

django auto filling some data based on model attribute

http://stackoverflow.com/questions/4725685/django-auto-filling-some-data-based-on-model-attribute

django: exclude certain form elements based on a condition

http://stackoverflow.com/questions/6083104/django-exclude-certain-form-elements-based-on-a-condition

the driver. # might make sense in a model canchangedriver self.instance.somefunc except AttributeError # unbound form what do you.. class Meta model SomeModel So key points from this self.instance represents the bound object if the form is bound. I believe.. in kwargs which the parent constructor uses to create self.instance . You can modify the field properties after you've called the..