emulate_multibleu was removed in NLTK nltk/nltk@764dc8f#diff-de624b4549ea37f3f8480d6734bd475b

cliffwoolley · cliffwoolley · commit bada5563df9c · 2020-05-04T10:11:45.000-07:00
diff --git a/open_seq2seq/models/text2text.py b/open_seq2seq/models/text2text.py
@@ -50,7 +50,7 @@ def calculate_bleu(preds, targets):
     float32: BLEU score
   """
   bleu_score = nltk.translate.bleu_score.corpus_bleu(
-      targets, preds, emulate_multibleu=True,
+      targets, preds,
   )
   return bleu_score
 

Original file line number	Diff line number	Diff line change
`@@ -50,7 +50,7 @@ def calculate_bleu(preds, targets):`
`50`	`50`	`float32: BLEU score`
`51`	`51`	`"""`
`52`	`52`	`bleu_score = nltk.translate.bleu_score.corpus_bleu(`
`53`		`- targets, preds, emulate_multibleu=True,`
	`53`	`+ targets, preds,`
`54`	`54`	`)`
`55`	`55`	`return bleu_score`
`56`	`56`