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from fastapi import FastAPI, Request, Depends
from fastapi.responses import HTMLResponse, StreamingResponse
from fastapi.staticfiles import StaticFiles
from modules.pmbl import PMBL
import torch
print(f"CUDA available: {torch.cuda.is_available()}")
print(f"CUDA device count: {torch.cuda.device_count()}")
if torch.cuda.is_available():
print(f"CUDA device name: {torch.cuda.get_device_name(0)}")
app = FastAPI(docs_url=None, redoc_url=None)
app.mount("/static", StaticFiles(directory="static"), name="static")
app.mount("/templates", StaticFiles(directory="templates"), name="templates")
async def get_pmbl():
pmbl = PMBL("./PMB-7b.Q6_K.gguf", gpu_layers=50)
try:
yield pmbl
finally:
await pmbl.close()
@app.head("/")
@app.get("/")
def index() -> HTMLResponse:
with open("templates/index.html") as f:
return HTMLResponse(content=f.read())
@app.post("/chat")
async def chat(request: Request, pmbl: PMBL = Depends(get_pmbl)):
try:
data = await request.json()
user_input = data["user_input"]
mode = data["mode"]
history = await pmbl.get_chat_history(mode, user_input)
response_generator = pmbl.generate_response(user_input, history, mode)
return StreamingResponse(response_generator, media_type="text/plain")
except Exception as e:
print(f"[SYSTEM] Error: {str(e)}")
return {"error": str(e)}
@app.post("/sleep")
async def sleep(pmbl: PMBL = Depends(get_pmbl)):
try:
await pmbl.sleep_mode()
return {"message": "Sleep mode completed successfully"}
except Exception as e:
print(f"[SYSTEM] Error: {str(e)}")
return {"error": str(e)} |