@abc.abstractmethod
    def delete_port(self, context, data):
Validate and transform time offset.
dataset/ETHPy150Open openstack/neutron/neutron/agent/l2/agent_extension.py/AgentCoreResourceExtension.delete_port--crossover with--dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/helpers/config_validation.py/time_period_str