Merge pull request nltk#3086 from tomaarsen/documentation/vader_hashtag_unsupported

Author: stevenbird

nltk/sentiment/vader.py

@@ -356,6 +356,11 @@ def polarity_scores(self, text):
         Return a float for sentiment strength based on the input text.
         Positive values are positive valence, negative value are negative
         valence.
+
+        :note: Hashtags are not taken into consideration (e.g. #BAD is neutral). If you
+            are interested in processing the text in the hashtags too, then we recommend
+            preprocessing your data to remove the #, after which the hashtag text may be
+            matched as if it was a normal word in the sentence.
         """
         # text, words_and_emoticons, is_cap_diff = self.preprocess(text)
         sentitext = SentiText(