def _convert_glue_to_iceberg()

in pyiceberg/catalog/glue.py [0:0]

• 30 lines of code
• 4 McCabe index (conditional complexity)

    def _convert_glue_to_iceberg(self, glue_table: TableTypeDef) -> Table:
        properties: Properties = glue_table["Parameters"]

        assert glue_table["DatabaseName"]
        assert glue_table["Parameters"]
        database_name = glue_table["DatabaseName"]
        table_name = glue_table["Name"]

        if TABLE_TYPE not in properties:
            raise NoSuchPropertyException(
                f"Property {TABLE_TYPE} missing, could not determine type: {database_name}.{table_name}"
            )
        glue_table_type = properties[TABLE_TYPE]

        if glue_table_type.lower() != ICEBERG:
            raise NoSuchIcebergTableError(
                f"Property table_type is {glue_table_type}, expected {ICEBERG}: {database_name}.{table_name}"
            )

        if METADATA_LOCATION not in properties:
            raise NoSuchPropertyException(
                f"Table property {METADATA_LOCATION} is missing, cannot find metadata for: {database_name}.{table_name}"
            )
        metadata_location = properties[METADATA_LOCATION]

        io = self._load_file_io(location=metadata_location)
        file = io.new_input(metadata_location)
        metadata = FromInputFile.table_metadata(file)
        return Table(
            identifier=(database_name, table_name),
            metadata=metadata,
            metadata_location=metadata_location,
            io=self._load_file_io(metadata.properties, metadata_location),
            catalog=self,
        )