def __init__(self,
latitude: float = None,
longitude: float = None,
location_name: str = "",
**kwargs):
self.latitude = latitude
self.longitude = longitude
self.location_name = location_name
DBSensor.__init__(self, **kwargs)
def time_slot_sensor(db):
"""Define sensor for time slot events."""
sensor = DBSensor(name="TimeSlot15MinSensor",
event_resolution=timedelta(minutes=15))
session.add(sensor)
session.flush()
return sensor
def ex_post_time_slot_sensor(db):
"""Define sensor for time slot events known in advance (ex post)."""
sensor = DBSensor(
name="ExPostSensor",
event_resolution=timedelta(minutes=15),
knowledge_horizon=(
timedelta_x_days_ago_at_y_oclock,
dict(x=1, y=12, z="Europe/Amsterdam"),
),
)
session.add(sensor)
session.flush()
return sensor
def multiple_day_ahead_beliefs_about_ex_post_time_slot_event(
ex_post_time_slot_sensor: DBSensor, test_source_a: DBBeliefSource):
"""Define multiple day-ahead beliefs about an ex post time slot event."""
n = 10
event_start = datetime(2025, 1, 2, 22, 45, tzinfo=utc)
beliefs = []
for i in range(n):
belief = DBTimedBelief(
source=test_source_a,
sensor=ex_post_time_slot_sensor,
value=10 + i,
belief_time=ex_post_time_slot_sensor.knowledge_time(event_start) -
timedelta(hours=i + 1),
event_start=event_start,
)
session.add(belief)
beliefs.append(belief)
return beliefs
def instantaneous_sensor(db):
"""Define sensor for instantaneous events."""
sensor = DBSensor(name="InstantaneousSensor")
session.add(sensor)
session.flush()
return sensor
def test_ex_post_time_slot_sensor(ex_post_time_slot_sensor: DBSensor):
event_start = datetime(2018, 1, 1, 15, tzinfo=utc)
assert ex_post_time_slot_sensor.knowledge_time(event_start) < event_start
def test_time_slot_sensor(time_slot_sensor: DBSensor):
assert time_slot_sensor.event_resolution == timedelta(minutes=15)
event_start = datetime(2018, 1, 1, 15, tzinfo=utc)
event_end = event_start + time_slot_sensor.event_resolution
assert time_slot_sensor.knowledge_time(event_start) == event_end