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CLI: 'crs' in geoparquet metadata should be optional. #411

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Merged
merged 1 commit into from
Mar 8, 2024
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CLI: 'crs' in geoparquet metadata should be optional. #411

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11 changes: 5 additions & 6 deletions lonboard/_cli.py
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Original file line number Diff line number Diff line change
Expand Up @@ -70,15 +70,14 @@ def read_geoparquet(path: Path):
i for (i, name) in enumerate(table.schema.names) if name == geometry_column_name
][0]

crs_dict = geo_meta["columns"][geometry_column_name]["crs"]

# Parse CRS and create PROJJSON
ext_meta = {"crs": crs_dict}

metadata = {
b"ARROW:extension:name": b"geoarrow.wkb",
b"ARROW:extension:metadata": json.dumps(ext_meta).encode(),
}
crs_dict = geo_meta["columns"][geometry_column_name].get("crs")
if crs_dict:
# Parse CRS and create PROJJSON
ext_meta = {"crs": crs_dict}
metadata[b"ARROW:extension:metadata"] = json.dumps(ext_meta).encode()

new_field = table.schema.field(geometry_column_index).with_metadata(metadata)
new_schema = table.schema.set(geometry_column_index, new_field)
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