def test_reduce_mda(self):
"""Test metadata size reduction."""
mda = {
'a': 1,
'b': np.array([1, 2, 3]),
'c': np.array([1, 2, 3, 4]),
'd': {
'a': 1,
'b': np.array([1, 2, 3]),
'c': np.array([1, 2, 3, 4]),
'd': {
'a': 1,
'b': np.array([1, 2, 3]),
'c': np.array([1, 2, 3, 4])
}
}
}
exp = {
'a': 1,
'b': np.array([1, 2, 3]),
'd': {
'a': 1,
'b': np.array([1, 2, 3]),
'd': {
'a': 1,
'b': np.array([1, 2, 3])
}
}
}
numpy.testing.assert_equal(hf.reduce_mda(mda, max_size=3), exp)
# Make sure, reduce_mda() doesn't modify the original dictionary
self.assertIn('c', mda)
self.assertIn('c', mda['d'])
self.assertIn('c', mda['d']['d'])
def _update_attrs(self, dataset, dataset_info):
"""Update dataset attributes."""
dataset.attrs['units'] = dataset_info['units']
dataset.attrs['wavelength'] = dataset_info['wavelength']
dataset.attrs['standard_name'] = dataset_info['standard_name']
dataset.attrs['platform_name'] = self.mda['platform_name']
dataset.attrs['sensor'] = 'seviri'
dataset.attrs['georef_offset_corrected'] = self.mda['offset_corrected']
orbital_parameters = {
'projection_longitude':
self.mda['projection_parameters']['ssp_longitude'],
'projection_latitude':
0.,
'projection_altitude':
self.mda['projection_parameters']['h'],
'satellite_nominal_longitude':
self.header['15_DATA_HEADER']['SatelliteStatus']
['SatelliteDefinition']['NominalLongitude'],
'satellite_nominal_latitude':
0.0
}
try:
actual_lon, actual_lat, actual_alt = self.satpos
orbital_parameters.update({
'satellite_actual_longitude': actual_lon,
'satellite_actual_latitude': actual_lat,
'satellite_actual_altitude': actual_alt
})
except NoValidOrbitParams as err:
logger.warning(err)
dataset.attrs['orbital_parameters'] = orbital_parameters
if self.include_raw_metadata:
dataset.attrs['raw_metadata'] = reduce_mda(
self.header, max_size=self.mda_max_array_size)
def _reduce(self, mda, max_size):
"""Reduce the metadata."""
if self._reduced is None:
self._reduced = utils.reduce_mda(mda, max_size=max_size)
return self._reduced
def _reduce(self, mda, max_size):
if self._reduced is None:
self._reduced = utils.reduce_mda(mda, max_size=max_size)
return self._reduced
