Update main.py

main.py

@@ -8,7 +8,7 @@ from fastapi.middleware.cors import CORSMiddleware
 from sse_starlette.sse import EventSourceResponse
 from ctransformers.langchain import CTransformers
 from pydantic import BaseModel
-from typing import List, Any
+from typing import List, Any, Field
 from typing_extensions import TypedDict, Literal
 
 llm = AutoModelForCausalLM.from_pretrained("NeoDim/starchat-alpha-GGML",