class_docstr: Class which stores vertex and edge properties that can be used to construct
  Graphs from individual property selections and used later to annotate graph
  algorithm results with corresponding properties.
class_docstr_tok: ["Class","which","stores","vertex","and","edge","properties","that","can","be","used","to","construct","Graphs","from","individual","property","selections","and","used","later","to","annotate","graph","algorithm","results","with","corresponding","properties","."]
docstr: Dataframe containing the edge properties.
code: def _edge_prop_dataframe(self):
      """
      Dataframe containing the edge properties.
      """
      return self.__edge_prop_dataframe
  
imports: import cudf
  import numpy
  import cugraph
  from cugraph.utilities.utils import import_optional, MissingModule, create_list_series_from_2d_ar
  from typing import Union
label_desc: Use image node_id 9 for calling the EXPERIMENTAL__PropertyGraph obj's underlying member method code with example usage: obj._edge_prop_dataframe() and returns: self