def test_gps(self):
available_date = GPSTime.from_datetime(datetime(2020, 5, 1, 12))
dog = AstroDog(valid_const=["GPS"],
valid_ephem_types=EphemerisType.ULTRA_RAPID_ORBIT)
dog.get_orbit_data(available_date, only_predictions=True)
self.assertGreater(len(dog.orbits.keys()), 0)
self.assertTrue(available_date in dog.orbit_fetched_times)
def get_orbit_data(t: GPSTime, valid_const, auto_update, valid_ephem_types):
astro_dog = AstroDog(valid_const=valid_const, auto_update=auto_update, valid_ephem_types=valid_ephem_types)
cloudlog.info(f"Start to download/parse orbits for time {t.as_datetime()}")
start_time = time.monotonic()
try:
astro_dog.get_orbit_data(t, only_predictions=True)
cloudlog.info(f"Done parsing orbits. Took {time.monotonic() - start_time:.1f}s")
return astro_dog.orbits, astro_dog.orbit_fetched_times, t
except (RuntimeError, ValueError, IOError) as e:
cloudlog.warning(f"No orbit data found or parsing failure: {e}")
return None, None, t
def get_orbit_data(t: GPSTime, valid_const, auto_update, valid_ephem_types):
astro_dog = AstroDog(valid_const=valid_const, auto_update=auto_update, valid_ephem_types=valid_ephem_types)
cloudlog.info(f"Start to download/parse orbits for time {t.as_datetime()}")
start_time = time.monotonic()
data = None
try:
astro_dog.get_orbit_data(t, only_predictions=True)
data = (astro_dog.orbits, astro_dog.orbit_fetched_times)
except RuntimeError as e:
cloudlog.info(f"No orbit data found. {e}")
cloudlog.info(f"Done parsing orbits. Took {time.monotonic() - start_time:.1f}s")
return data
def test_gps_and_glonass_2022(self):
# Test GPS and GLONASS separately from the first date that GLONASS Ultra-Rapid prediction orbits were available
available_date = GPSTime.from_datetime(datetime(2022, 1, 29, 11, 31))
for t in range(0, 24, 3):
check_date = available_date + t * SECS_IN_HR
for const in ["GPS", "GLONASS"]:
dog = AstroDog(
valid_const=const,
valid_ephem_types=EphemerisType.ULTRA_RAPID_ORBIT)
dog.get_orbit_data(check_date, only_predictions=True)
self.assertGreater(len(dog.orbits.keys()), 0)
self.assertTrue(check_date in dog.orbit_fetched_times)
def get_orbit_data(t: GPSTime, valid_const, auto_update, valid_ephem_types,
cache_dir):
astro_dog = AstroDog(valid_const=valid_const,
auto_update=auto_update,
valid_ephem_types=valid_ephem_types,
cache_dir=cache_dir)
cloudlog.info(f"Start to download/parse orbits for time {t.as_datetime()}")
start_time = time.monotonic()
try:
astro_dog.get_orbit_data(t, only_predictions=True)
cloudlog.info(
f"Done parsing orbits. Took {time.monotonic() - start_time:.1f}s")
cloudlog.debug(
f"Downloaded orbits ({sum([len(v) for v in astro_dog.orbits])}): {list(astro_dog.orbits.keys())}"
+
f"With time range: {[f'{start.as_datetime()}, {end.as_datetime()}' for (start,end) in astro_dog.orbit_fetched_times._ranges]}"
)
return astro_dog.orbits, astro_dog.orbit_fetched_times, t
except (DownloadFailed, RuntimeError, ValueError, IOError) as e:
cloudlog.warning(f"No orbit data found or parsing failure: {e}")
return None, None, t
