code: def is_complete(self):
      return True
  
imports: import itertools
  from nltk.ccg.combinator import *
  from nltk.ccg.combinator import BackwardApplication, BackwardBx, BackwardComposition, BackwardSx, BackwardT, ForwardApplication, ForwardComposition, ForwardSubstitution, ForwardT
  from nltk.ccg.lexicon import Token, fromstring
  from nltk.ccg.logic import *
  from nltk.parse import ParserI
  from nltk.parse.chart import AbstractChartRule, Chart, EdgeI
  from nltk.sem.logic import *
  from nltk.tree import Tree
label_desc: Use image node_id 9 for calling the CCGEdge obj's underlying member method code with example usage: obj.is_complete() and returns: True