code: def table_name(self) -> str:
      return self._table_name
  
file_path: vegafusion/python/vegafusion/vegafusion/dataset/duckdb.py
imports: import logging
  import pyarrow
  from duckdb import DuckDBPyRelation
  from .sql import SqlDataset
  from ..connection.duckdb import duckdb_relation_to_schema
label_desc: Use image node_id 3 for calling the DuckDbDataset obj's underlying member method code with example usage: obj.table_name() and returns: self