class_docstr: ElementConversion is a subclass of DataConversion providing
  concrete methods to convert a Dataset to specific Element
  types.
code: def box(self, kdims=None, vdims=None, groupby=None, **kwargs):
      return self(BoxWhisker, kdims, vdims, groupby, **kwargs)
  
imports: from ..core import HoloMap
  from ..core.data import DataConversion, Dataset
  from .annotation import *
  from .chart import *
  from .chart3d import *
  from .geom import *
  from .graphs import *
  from .path import *
  from .raster import *
  from .sankey import *
  from .stats import *
  from .tabular import *
  from .tiles import *
label_desc: Use image node_id 2 for calling the ElementConversion obj's underlying member method code with example usage: obj.box(kdims, vdims, groupby) and returns: self