Update app.py

app.py

@@ -2,7 +2,10 @@ import time, aiohttp, asyncio, json, os, multiprocessing, torch
 from minivectordb.embedding_model import EmbeddingModel
 from minivectordb.vector_database import VectorDatabase
 from text_util_en_pt.cleaner import structurize_text, detect_language, Language
+from transformers import AutoModelForCausalLM, AutoTokenizer
+from transformers import StoppingCriteria, StoppingCriteriaList, TextIteratorStreamer
 from webtextcrawler.webtextcrawler import extract_text_from_url
+from threading import Thread
 from duckduckgo_search import DDGS
 import gradio as gr