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Force schema for cats columns #166

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merged 1 commit into from
Feb 15, 2023
Merged

Force schema for cats columns #166

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36 changes: 28 additions & 8 deletions fink_client/scripts/fink_datatransfer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,14 @@ def main():
print('No alerts the last {} seconds ({} polled)... Exiting'.format(maxtimeout, poll_number))
break

# known mismatches between partitions
# see https://github.com/astrolabsoftware/fink-client/issues/165
if 'cats_broad_max_prob' in pdf.columns:
pdf['cats_broad_max_prob'] = pdf['cats_broad_max_prob'].astype('float')

if 'cats_broad_class' in pdf.columns:
pdf['cats_broad_class'] = pdf['cats_broad_class'].astype('float')

if 'tracklet' in pdf.columns:
pdf['tracklet'] = pdf['tracklet'].astype('str')

Expand All @@ -140,14 +148,26 @@ def main():
elif args.partitionby == 'classId':
partitioning = ['classId']

pq.write_to_dataset(
table,
args.outdir,
schema=table_schema,
basename_template='part-{{i}}-{}.parquet'.format(poll_number),
partition_cols=partitioning,
existing_data_behavior='overwrite_or_ignore'
)
try:
pq.write_to_dataset(
table,
args.outdir,
schema=table_schema,
basename_template='part-{{i}}-{}.parquet'.format(poll_number),
partition_cols=partitioning,
existing_data_behavior='overwrite_or_ignore'
)
except pa.lib.ArrowTypeError:
print('Schema mismatch detected')
table_schema_ = table.schema
pq.write_to_dataset(
table,
args.outdir,
schema=table_schema_,
basename_template='part-{{i}}-{}.parquet'.format(poll_number),
partition_cols=partitioning,
existing_data_behavior='overwrite_or_ignore'
)

poll_number += len(msgs)
if args.verbose:
Expand Down