Update app.py

app.py

@@ -16,7 +16,7 @@ tokenizer.pad_token = tokenizer.eos_token
 def predict(input, history=[]):  
     # tokenize the new input sentence  
     new_user_input_ids = tokenizer.encode(  
-        input + tokenizer.eos_token, return_tensors="pt"  
+        input + tokenizer.eos_token, padding=True, truncation=True, return_tensors="pt"  
     )  
   
     # append the new user input tokens to the chat history