Update api.py

api.py

@@ -3,11 +3,11 @@ from typing import Union
 from fastapi import FastAPI
 from epub2txt import epub2txt
 
+from fastllm_pytools import llm
+
 model = llm.model(os.getenv("checkpoint_path"))
 prompt = os.getenv("prompt")
 
-from fastllm_pytools import llm
-
 app = FastAPI()