Update app.py

app.py

@@ -64,6 +64,7 @@ def init_agent():
     if not os.path.exists(tool_path):
         shutil.copy(os.path.abspath("data/new_tool.json"), tool_path)
     
+    from txagent.txagent import TxAgent
     agent = TxAgent(
         model_name="mims-harvard/TxAgent-T1-Llama-3.1-8B",
         rag_model_name="mims-harvard/ToolRAG-T1-GTE-Qwen2-1.5B",
@@ -71,7 +72,8 @@ def init_agent():
         force_finish=True,
         enable_checker=True,
         step_rag_num=4,
-        seed=100
+        seed=100,
+        use_vllm=False  # Disable vLLM for Hugging Face Spaces
     )
     agent.init_model()
     return agent