code: def _get_axis_dims(self, element):
      return element.kdims, element.vdims[0]
  
imports: import numpy
  from ..core import Dataset, Dimension, util
  from ..element import Bars, Graph
  from ..element.util import categorical_aggregate2d
  from .util import get_axis_padding
label_desc: Use image node_id 1 for calling the MultiDistributionMixin obj's underlying member method code with example usage: obj._get_axis_dims(element) and returns: element,  element