Update app.py

app.py

@@ -39,7 +39,7 @@ except Exception as e:
 
 def getanswer(instruction):
     matchingresponse = df[df['instruction'] == instruction][['responsea', 'responseb']].values
-    if len(matchingresponse)  0:
+    if len(matchingresponse) 0:
         return matchingresponse[0]
     else:
         return None