Update feature1.py

Author: akankshadara

feature1.py

@@ -15,8 +15,11 @@
 tridict={}
 
 def getSentiStrength(w):
-stemmer = SnowballStemmer("english",ignore_stopwords=True)
-w = stemmer.stem(w)
+try:
+stemmer = SnowballStemmer("english",ignore_stopwords=True)
+w = stemmer.stem(w)
+except:
+w = w
 sentidict = {}
 with open('senti.txt','r') as file2:
 for line in file2: