class_docstr: Class representing leaf edges in a CCG derivation.
class_docstr_tok: ["Class","representing","leaf","edges","in","a","CCG","derivation","."]
code: def dot(self):
      return 0
  
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 8 for calling the CCGLeafEdge obj's underlying member method code with example usage: obj.dot() and returns: int