code: def init(cls, eltype, data, kdims, vdims):
      odict_types = (OrderedDict,)
      if kdims is None:
          kdims = eltype.kdims
      if vdims is None:
          vdims = eltype.vdims
  
      dimensions = [dimension_name(d) for d in kdims + vdims]
      if isinstance(data, geom_types):
          data = {"geometry": data}
      elif not isinstance(data, dict) or "geometry" not in data:
          xdim, ydim = kdims[:2]
          from shapely.geometry import (
              Point,
              LineString,
              Polygon,
              MultiPoint,
              MultiPolygon,
              MultiLineString,
              LinearRing,
          )
  
          data = to_geom_dict(
              eltype, data, kdims, vdims, GeomDictInterface
          )
          geom = data.get("geom_type") or MultiInterface.geom_type(
              eltype
          )
          poly = "holes" in data or geom == "Polygon"
          if poly:
              single_type, multi_type = Polygon, MultiPolygon
          elif geom == "Line":
              single_type, multi_type = LineString, MultiLineString
          elif geom == "Ring":
              single_type, multi_type = LinearRing, MultiPolygon
          else:
              single_type, multi_type = Point, MultiPoint
          data["geometry"] = geom_from_dict(
              data, xdim.name, ydim.name, single_type, multi_type
          )
  
      if not cls.applies(data):
          raise ValueError(
              "GeomDictInterface only handles dictionary types "
              "containing a 'geometry' key and shapely geometry "
              "value."
          )
  
      unpacked = []
      for d, vals in data.items():
          if isinstance(d, tuple):
              vals = asarray(vals)
              if vals.shape == (0,):
                  for sd in d:
                      unpacked.append(
                          (sd, np.array([], dtype=vals.dtype))
                      )
              elif not vals.ndim == 2 and vals.shape[1] == len(d):
                  raise ValueError(
                      "Values for %s dimensions did not have "
                      "the expected shape."
                  )
              else:
                  for i, sd in enumerate(d):
                      unpacked.append((sd, vals[:, i]))
          elif d not in dimensions:
              unpacked.append((d, vals))
          else:
              if not isscalar(vals):
                  vals = asarray(vals)
                  if not vals.ndim == 1 and d in dimensions:
                      raise ValueError(
                          "DictInterface expects data for each column to be flat."
                      )
              unpacked.append((d, vals))
  
      if not cls.expanded(
          [
              vs
              for d, vs in unpacked
              if d in dimensions and not isscalar(vs)
          ]
      ):
          raise ValueError(
              "DictInterface expects data to be of uniform shape."
          )
      if isinstance(data, odict_types):
          data.update(unpacked)
      else:
          data = OrderedDict(unpacked)
  
      return data, {"kdims": kdims, "vdims": vdims}, {}
  
imports: import sys
  from collections import OrderedDict
  import numpy
  from holoviews.core.data import Interface, DictInterface, MultiInterface
  from holoviews.core.data.interface import DataError
  from holoviews.core.data.spatialpandas import to_geom_dict
  from holoviews.core.dimension import dimension_name
  from holoviews.core.util import isscalar
  from ..util import asarray, geom_types, geom_to_array, geom_length
label_desc: Use image node_id 2 for calling the GeomDictInterface obj's underlying member method code with example usage: obj.init(cls, eltype, data, kdims, vdims) and returns: data,  dict,  dict