Update app.py

app.py

@@ -123,7 +123,7 @@ class CRF_POS_Tagger:
             'is_numeric': word.isdigit(),  #if word is in numeric
             'capitals_inside': word[1:].lower() != word[1:],
             'is_title_case': word.istitle(),  #if first letter is in uppercase
-            'is_interjection': word.lower() in interjections,
+            'is_interjection': word.lower() in self.interjections,
         }
 
         if i > 0: