Update app.py

app.py

@@ -69,7 +69,7 @@ def replace_encoding(tokens):
                  .replace('Ãļ', 'ý')
             for token in tokens[1:-1]]
 
-def predict(text):
+def predict(text, bench):
     explanations_formality = [bench.explain(text, target=0)]
     explanations_sentiment = [bench.explain(text, target=1)]
     explanations_politeness = [bench.explain(text, target=2)]