code: def neighbors(self, n):
      if self.edgelist is None:
          raise RuntimeError("Graph has no Edgelist.")
      if self.properties.renumbered:
          node = self.renumber_map.to_internal_vertex_id(
              cudf.Series([n])
          )
          if len(node) == 0:
              return cudf.Series(dtype="int")
          n = node[0]
  
      df = self.edgelist.edgelist_df
      neighbors = df[df[simpleGraphImpl.srcCol] == n][
          simpleGraphImpl.dstCol
      ].reset_index(drop=True)
      if self.properties.renumbered:
          # FIXME:  Multi-column vertices
          return self.renumber_map.from_internal_vertex_id(neighbors)[
              "0"
          ]
      else:
          return neighbors
  
imports: from cugraph.structure import graph_primtypes_wrapper
  from cugraph.structure.graph_primtypes_wrapper import Direction
  from cugraph.structure.symmetrize import symmetrize
  from cugraph.structure.number_map import NumberMap
  import cugraph.dask.common.mg_utils
  import cudf
  import dask_cudf
  import cugraph.dask.comms.comms
  import pandas
  import numpy
  import warnings
  from cugraph.dask.structure import replication
  from typing import Union, Dict
  from pylibcugraph import get_two_hop_neighbors, select_random_vertices
  from pylibcugraph import ResourceHandle, GraphProperties, SGGraph
label_desc: Use image node_id 35 for calling the simpleGraphImpl obj's underlying member method code with example usage: obj.neighbors(n) and returns: self, neighbors, cudf