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Sort pairs by latitude #381

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merged 1 commit into from
Sep 6, 2023
Merged

Sort pairs by latitude #381

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18 changes: 15 additions & 3 deletions tools/ARIAtools/ARIAProduct.py
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Original file line number Diff line number Diff line change
Expand Up @@ -398,6 +398,16 @@ def __mappingVersion__(self, fname, version):
+ basename.split('-')[7][2:4] + ':' \
+ basename.split('-')[7][4:] + '.0'

# assign latitude to assist with sorting
rdrmetadata_dict['centerLatitude'] = \
basename.split('-')[8].split('_')[1]
if rdrmetadata_dict['centerLatitude'][-1] == 'S':
rdrmetadata_dict['centerLatitude'] = -1 * \
int(rdrmetadata_dict['centerLatitude'][:-1])
else:
rdrmetadata_dict['centerLatitude'] = \
int(rdrmetadata_dict['centerLatitude'][:-1])

#hardcoded keys for a given sensor
if basename.split('-')[0] == 'S1':
rdrmetadata_dict['missionID'] = 'Sentinel-1'
Expand Down Expand Up @@ -750,10 +760,12 @@ def __run__(self):
else:
self.products += self.__readproduct__(self.files[0])

# Sort by pair and start time.
# Sort by pair, start time, and latitude
self.products = [i for i in self.products if i != []]
self.products = sorted(self.products, key=lambda k:
(k[0]['pair_name'], k[0]['azimuthZeroDopplerMidTime']))
self.products = sorted(self.products, key=lambda i:
(i[0]['pair_name'],
i[0]['azimuthZeroDopplerMidTime'],
i[0]['centerLatitude']))
self.products = list(self.products)

# Exit if products from different sensors were mixed
Expand Down
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