Source code for airflow.sensors.time_sensor

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import datetime

from airflow.sensors.base import BaseSensorOperator
from airflow.triggers.temporal import DateTimeTrigger
from airflow.utils import timezone
from airflow.utils.context import Context


[docs]class TimeSensor(BaseSensorOperator): """ Waits until the specified time of the day. :param target_time: time after which the job succeeds """ def __init__(self, *, target_time, **kwargs): super().__init__(**kwargs) self.target_time = target_time
[docs] def poke(self, context: Context): self.log.info('Checking if the time (%s) has come', self.target_time) return timezone.make_naive(timezone.utcnow(), self.dag.timezone).time() > self.target_time
[docs]class TimeSensorAsync(BaseSensorOperator): """ Waits until the specified time of the day, freeing up a worker slot while it is waiting. :param target_time: time after which the job succeeds """ def __init__(self, *, target_time, **kwargs): super().__init__(**kwargs) self.target_time = target_time aware_time = timezone.coerce_datetime( datetime.datetime.combine(datetime.datetime.today(), self.target_time) ) self.target_datetime = timezone.convert_to_utc(aware_time)
[docs] def execute(self, context: Context): self.defer( trigger=DateTimeTrigger(moment=self.target_datetime), method_name="execute_complete",
)
[docs] def execute_complete(self, context, event=None): """Callback for when the trigger fires - returns immediately.""" return None

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