in data/geospatial/crs-gen.py [0:0]
def check_crs_schema(name, expected_col_type):
file = parquet.ParquetFile(HERE / name)
col = file.schema.column(1)
col_dict = json.loads(col.logical_type.to_json())
col_type = col_dict["Type"]
if col_type != expected_col_type:
raise ValueError(
f"Expected '{expected_col_type}' logical type but got '{col_type}'"
)