Rollback requirements and chrF

metrics/chrF.py

@@ -125,9 +125,7 @@ def computeChrF(fpRef, fpHyp, nworder, ncorder, beta, sentence_level_scores = No
         nsent += 1
         
         # preparation for multiple references
-        maxF = 0.0
-        bestWordMatchingCount = None
-        bestCharMatchingCount = None
+        maxF = -1
         
         hypNgramCounts = ngram_counts(separate_punctuation(hline), nworder)
         hypChrNgramCounts = ngram_counts(separate_characters(hline), ncorder)

requirements.txt

@@ -2,4 +2,4 @@ nltk==3.5
 pyter3==0.3
 razdel==0.5.0
 tabulate==0.8.7
-bert-score==0.3.1
\ No newline at end of file
+bert-score==0.3.5
\ No newline at end of file