def test_dwd_observation_stations_nearby_distance():
request = DwdObservationRequest(
DwdObservationDataset.TEMPERATURE_AIR,
DwdObservationResolution.HOURLY,
DwdObservationPeriod.HISTORICAL,
datetime(2020, 1, 1),
datetime(2020, 1, 20),
)
# Kilometers
nearby_station = request.filter_by_distance(50.0, 8.9, 16.13, "km")
nearby_station = nearby_station.df.drop("to_date", axis="columns")
assert_frame_equal(nearby_station, EXPECTED_STATIONS_DF)
# Miles
nearby_station = request.filter_by_distance(50.0, 8.9, 10.03, "mi")
nearby_station = nearby_station.df.drop(columns="to_date")
assert_frame_equal(nearby_station, EXPECTED_STATIONS_DF)
def station_example():
"""Retrieve stations_result of DWD that measure temperature."""
stations = DwdObservationRequest(
parameter=DwdObservationDataset.TEMPERATURE_AIR,
resolution=DwdObservationResolution.HOURLY,
period=DwdObservationPeriod.RECENT,
start_date=datetime(2020, 1, 1),
end_date=datetime(2020, 1, 20),
)
result = stations.filter_by_distance(latitude=50.0,
longitude=8.9,
distance=30)
print(result.df)
def station_example():
stations = DwdObservationRequest(
parameter=DwdObservationDataset.TEMPERATURE_AIR,
resolution=DwdObservationResolution.HOURLY,
period=DwdObservationPeriod.RECENT,
start_date=datetime(2020, 1, 1),
end_date=datetime(2020, 1, 20),
tidy=True,
humanize=True,
)
df = stations.filter_by_distance(latitude=50.0, longitude=8.9,
distance=30).df
print(df)
def test_dwd_observation_stations_empty():
request = DwdObservationRequest(
DwdObservationDataset.TEMPERATURE_AIR,
DwdObservationResolution.HOURLY,
DwdObservationPeriod.RECENT,
datetime(2020, 1, 1),
datetime(2020, 1, 20),
)
# Distance
assert request.filter_by_distance(
50.0,
8.9,
10,
).df.empty
# Bbox
assert request.filter_by_bbox(
left=-100,
bottom=-20,
right=-90,
top=-10,
).df.empty
