def extract_retrieval(output_directory, ignore=None, *filenames):
comment = """Data extraction from %s\nPressure levels are in Pa\n""" % (
repr(filenames))
for (key, (stem, _, _, sf, units, _)) in FIELD_LIST.items():
comment += '%s (%s): from %s\n' % (stem, units, key)
write = iasi_retrieval_fbf_writer(output_directory,
comment,
ignore=ignore or [])
for filename in filenames:
LOG.info('processing %s...' % filename)
prod = iasi.open_product(filename)
ancil = iasi.retrieval_read_ancillary(prod)
write.write_levels(ancil) # only writes for first file
data = retrieval_record()
for (key, (stem, _, _, sf, units, onelevel)) in FIELD_LIST.items():
LOG.info("reading %s as %s..." % (key, stem))
# read that field in for the whole file, noting that integrated quantities are single-level
# note that INEGRATED_N2O is for real (dammit guys)
# apply scaling factor
field = iasi.retrieval_read(prod, key, single_level=onelevel)
setattr(data, key, field.squeeze())
data.lat, data.lon = iasi.retrieval_read_location(prod)
data.line_number, data.field_number, data.detector_number = iasi.retrieval_sfd(
prod)
data.solzen, data.satzen, data.solaz, data.sataz = iasi.retrieval_read_orientation(
prod)
data.refTimeUsec, data.refTimeSec, data.refTimeDay, data.refTimeMonth, data.refTimeYear = datetime_shatter(
list(iasi.retrieval_read_fov_times(prod)))
LOG.debug("writing record...")
write(data)
def extract_sounding(output_directory, detector_number=None, as_scan_lines=True, use_cloud=False, cloud_mask_pathname=None, lines=None, iis_images=False, ignore=[], *filenames):
""" iterate through all the records for a given detector for a series of files, writing them to flat binary
"""
LOG.info("creating %s..." % output_directory)
rec_num = 0
if detector_number is None:
detector_info = "all detectors"
else:
detector_info = "detector %d" % detector_number
comment = """Data extraction from %s for %s""" % (`filenames`, detector_info)
write = None # delay creation until we have first file open
for filename in filenames:
filename = filename if not '*' in filename else glob.glob(filename)[0]
LOG.info("processing %s..." % filename)
cloud_dict = None
has_clusters = False
if use_cloud or cloud_mask_pathname:
if not cloud_mask_pathname:
dn,fn = os.path.split(filename)
cn = os.path.join(dn,'mask_%s.pickle' % fn)
else:
cn = cloud_mask_pathname
use_cloud = True
LOG.debug("reading cloud data from %s" % cn)
assert( os.path.exists(cn) )
cloud_dict = cloud_mask_load(cn)
has_clusters = _cloud_mask_has_clusters(cloud_dict) # check or extended information from par_maia
if write is None:
write = iasi_record_fbf_writer(output_directory, detector_number, comment, ignore=ignore, use_cloud=use_cloud, use_clusters=has_clusters)
prod = iasi.open_product(filename)
if not as_scan_lines:
datagen = iasi.sounder_records(prod, detector_number, lines, cloud_dict = cloud_dict)
else:
datagen = iasi.sounder_scanlines(prod, detector_number, lines, cloud_dict = cloud_dict)
if iis_images:
tiles = iasi.imager_tiles(prod)
LOG.debug("writing IIS tiles %s as one record" % str(tiles.GIrcImage.shape))
write.write_iis(tiles)
for record in datagen:
LOG.debug(str(record))
write( record )
write.write_wavenumbers(record.wavenumbers) # only does it once
rec_num += 1
print 'wrote %5d records.. \r' % rec_num,
sys.stdout.flush()
print "\ndone!"
def extract_retrieval(output_directory, ignore=[], *filenames):
comment = """Data extraction from %s\nPressure levels are in Pa\n""" % (`filenames`)
for (key,(stem,_,_,sf,units,_)) in FIELD_LIST.items():
comment += '%s (%s): from %s\n' % (stem,units,key)
write = iasi_retrieval_fbf_writer(output_directory, comment, ignore=ignore)
for filename in filenames:
LOG.info('processing %s...' % filename)
prod = iasi.open_product(filename)
ancil = iasi.retrieval_read_ancillary(prod)
write.write_levels(ancil) # only writes for first file
data = retrieval_record()
for (key,(stem,_,_,sf,units,onelevel)) in FIELD_LIST.items():
LOG.info("reading %s as %s..." % (key,stem))
# read that field in for the whole file, noting that integrated quantities are single-level
# note that INEGRATED_N2O is for real (dammit guys)
# apply scaling factor
field = iasi.retrieval_read(prod, key, single_level=onelevel)
setattr(data, key, field.squeeze())
data.lat, data.lon = iasi.retrieval_read_location(prod)
data.line_number, data.field_number, data.detector_number = iasi.retrieval_sfd(prod)
data.solzen, data.satzen, data.solaz, data.sataz = iasi.retrieval_read_orientation(prod)
data.refTimeUsec, data.refTimeSec, data.refTimeDay, data.refTimeMonth, data.refTimeYear = datetime_shatter(list(iasi.retrieval_read_fov_times(prod)))
LOG.debug("writing record...")
write(data)
def extract_sounding(output_directory,
detector_number=None,
as_scan_lines=True,
use_cloud=False,
cloud_mask_pathname=None,
lines=None,
iis_images=False,
ignore=None,
*filenames):
""" iterate through all the records for a given detector for a series of files, writing them to flat binary
"""
LOG.info("creating %s..." % output_directory)
rec_num = 0
if detector_number is None:
detector_info = "all detectors"
else:
detector_info = "detector %d" % detector_number
comment = """Data extraction from %s for %s""" % (repr(filenames),
detector_info)
write = None # delay creation until we have first file open
for filename in filenames:
filename = filename if not '*' in filename else glob.glob(filename)[0]
LOG.info("processing %s..." % filename)
cloud_dict = None
has_clusters = False
if use_cloud or cloud_mask_pathname:
if not cloud_mask_pathname:
dn, fn = os.path.split(filename)
cn = os.path.join(dn, 'mask_%s.pickle' % fn)
else:
cn = cloud_mask_pathname
use_cloud = True
LOG.debug("reading cloud data from %s" % cn)
assert (os.path.exists(cn))
cloud_dict = cloud_mask_load(cn)
has_clusters = _cloud_mask_has_clusters(
cloud_dict) # check or extended information from par_maia
if write is None:
write = iasi_record_fbf_writer(output_directory,
detector_number,
comment,
ignore=ignore or [],
use_cloud=use_cloud,
use_clusters=has_clusters)
prod = iasi.open_product(filename)
if not as_scan_lines:
datagen = iasi.sounder_records(prod,
detector_number,
lines,
cloud_dict=cloud_dict)
else:
datagen = iasi.sounder_scanlines(prod,
detector_number,
lines,
cloud_dict=cloud_dict)
if iis_images:
tiles = iasi.imager_tiles(prod)
LOG.debug("writing IIS tiles %s as one record" %
str(tiles.GIrcImage.shape))
write.write_iis(tiles)
for record in datagen:
LOG.debug(str(record))
write(record)
write.write_wavenumbers(record.wavenumbers) # only does it once
rec_num += 1
print('wrote %5d records.. \r' % (rec_num, ))
sys.stdout.flush()
print("\ndone!")
