class_docstr: Bleu scorer.
class_docstr_tok: ["Bleu","scorer","."]
docstr: replace test(s) with new test(s), and returns the new score.
docstr_tok: ["replace","test","(","s",")","with","new","test","(","s",")",",","and","returns","the","new","score","."]
code: def rescore(self, new_test):
      """replace test(s) with new test(s), and returns the new score."""
  
      return self.retest(new_test).compute_score()
  
imports: import copy
  import math
  from builtins import dict, range
  from collections import defaultdict
label_desc: Use image node_id 10 for calling the BleuScorer obj's underlying member method code with example usage: obj.rescore(new_test) and returns: self