def delete_model(self, request, obj):
        obj.delete()
Update subnet info the in the IPAM driver.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Django-1.6.10/django/contrib/admin/options.py/ModelAdmin.delete_model--crossover with--dataset/ETHPy150Open openstack/neutron/neutron/ipam/drivers/neutrondb_ipam/driver.py/NeutronDbPool.update_subnet