Update app.py

app.py

@@ -57,7 +57,7 @@ with open('learner.bin', 'rb') as f:
 
 
 def dg_predict(tweet):
-    return learner.predict([tweet])
+    return '🐕' if learner.predict([tweet])[0] == 1 else '🐈'
 
 
 examples = [