0f36f4aae8fbdd387a34a88d5e270716d987559e,nltk/sentiment/vader.py,SentimentIntensityAnalyzer,_only_if_check,#SentimentIntensityAnalyzer#Any#Any#,497

Before Change

            return sentiments

    def _only_if_check(self, words_and_emoticons, sentiments):
        words_and_emoticons_lower = [str(w).lower() for w in words_and_emoticons]
        check = "only"
        if check in words_and_emoticons_lower:
            i = words_and_emoticons_lower.index(check)
            if len(words_and_emoticons)>i+1 and "if" == words_and_emoticons_lower[i+1]:

After Change

        Not used in default VADER algorithm.
        Extension from https://github.com/nltk/nltk/pull/2307
        
        for idx, ng in enumerate(ngrams(words_and_emoticons, 2)):
            if ng == ("only", "if"):
                for sidx, sentiment in enumerate(sentiments):
                    if idx < sidx:
                        sentiments[sidx] = sentiment * 0.5
        return sentiments

    def _in_spite_of_check(self, words_and_emoticons, sentiments):
        

Instances