**uid**: :code:`party:{apcode}`

def save(self, *args, **kwargs):
        """
        **uid**: :code:`party:{apcode}`
        """
        self.uid = 'party:{}'.format(slugify(self.ap_code))
        if not self.slug:
            if self.organization:
                self.slug = slugify(self.organization.name)
            else:
                self.slug = slugify(self.label)
        super(Party, self).save(*args, **kwargs)