from fastapi import WebSocket
from transformers import pipeline
import asyncio

# Load the model
model_name = "deepseek-ai/DeepSeek-R1-Distill-Llama-8B"
generator = pipeline("text-generation", model=model_name)

async def generate_text_stream(prompt: str, websocket: WebSocket):
    for i in range(10):  # Simulate streaming (replace with actual model inference)
        chunk = generator(prompt, max_length=i + 10, do_sample=True)[0]["generated_text"]
        await websocket.send_text(chunk)
        await asyncio.sleep(0.1)  # Simulate delay