code: def __repr__(self):
      if self._grpc_channel:
          return f"VegaFusionRuntime(channel={self._grpc_channel})"
      else:
          return (
              f"VegaFusionRuntime("
              f"cache_capacity={self.cache_capacity}, worker_threads={self.worker_threads}"
              f")"
          )
  
imports: import pandas
  import psutil
  import pyarrow
  from typing import Union
  from .connection import SqlConnection
  from .dataset import SqlDataset, DataFrameDataset
  from .datasource import PandasDatasource, DfiDatasource
  from .evaluation import get_mark_group_for_scope
  from .transformer import import_pyarrow_interchange, to_arrow_table
  from .local_tz import get_local_tz
  from typing import TypedDict, List, Literal, Any
label_desc: Use image node_id 26 for calling the VegaFusionRuntime obj's underlying member method code with example usage: obj.__repr__() and returns: str, self, str, str, self, str, self, str