Update app.py

app.py

@@ -97,7 +97,7 @@ class SinaReasonMedicalChat:
         # Add current message
         messages.append({"role": "user", "content": message})
 
-        tokenized = tokenizer.apply_chat_template(messages, return_dict=True)
+        tokenized = self.tokenizer.apply_chat_template(messages, return_dict=True)
 
         input_ids = torch.tensor(tokenized.input_ids, device="cuda").unsqueeze(0)
         attention_mask = torch.tensor(tokenized.attention_mask, device="cuda").unsqueeze(0)