docstr: Restart the runtime with the specified number of worker threads
  
  :param threads: Number of threads for the new runtime
code: def worker_threads(self, value):
      """
      Restart the runtime with the specified number of worker threads
  
      :param threads: Number of threads for the new runtime
      """
      if value != self._worker_threads:
          self._worker_threads = value
          self.reset()
  
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 16 for calling the VegaFusionRuntime obj's underlying member method code with example usage: obj.worker_threads(value) without return types