changed the condition of the return in the function of model classifier

app.py

@@ -7,7 +7,7 @@ model=AutoModelfForSequenceClassification.from_pretrained(model_name)
 
 #this where the model is active
 def model_classifier(text):
-    if text is "":
+    if len(text)==0:
         return f"the input text is {text}"
     else:
         encoded_input=tokenizer(text) #this is where the encoding happens