code: def values(
      cls,
      dataset,
      dimension,
      expanded=True,
      flat=True,
      compute=True,
      keep_index=False,
  ):
      import ibis
  
      dimension = dataset.get_dimension(dimension, strict=True)
      data = dataset.data[dimension.name]
      if (
          ibis_version() > Version("3")
          and isinstance(data, ibis.expr.types.AnyColumn)
          and not expanded
      ):
          data = dataset.data[[dimension.name]]
      if not expanded:
          data = data.distinct()
      return (
          data
          if keep_index or not compute
          else data.execute().values.flatten()
      )
  
imports: import sys
  from collections.abc import Iterable
  from functools import lru_cache
  import numpy
  from packaging.version import Version
  from ..None import util
  from ..element import Element
  from ..ndmapping import NdMapping, item_check, sorted_context
  from .None import pandas
  from .interface import Interface
  from .util import cached
label_desc: Use image node_id 11 for calling the IbisInterface obj's underlying member method code with example usage: obj.values(cls, dataset, dimension, expanded, flat, compute, keep_index) and returns: unknown