Delete utils.py

utils.py

@@ -1,7 +0,0 @@
-from nltk.translate.bleu_score import sentence_bleu, SmoothingFunction
-
-def compute_bleu(reference, hypothesis):
-smoothie = SmoothingFunction().method4
-ref = [reference.split()]
-hyp = hypothesis.split()
-return sentence_bleu(ref, hyp, smoothing_function=smoothie)