docstr: the average degree of vertices
docstr_tok: ["the","average","degree","of","vertices"]
code: def deg_avg(self):
      """
      the average degree of vertices
      """
      t = 0.0
      for c in self.components:
          t += sum([v.degree() for v in c.verticesPoset])
      return t / float(self.order())
  
imports: from typing import List
  from .graphBase import GraphBase
  from graphistry.layout.utils import Poset
  import pandas
label_desc: Use image node_id 15 for calling the Graph obj's underlying member method code with example usage: obj.deg_avg() and returns: unknown