fix listdit

app.py

@@ -1,5 +1,22 @@
 import streamlit as st
 import os
+import textwrap
+import torch
+import chromadb
+import langchain
+import openai
+from langchain.chains import RetrievalQA
+from langchain.chat_models import ChatOpenAI
+from langchain.document_loaders import TextLoader, UnstructuredPDFLoader, YoutubeLoader
+from langchain.embeddings import HuggingFaceEmbeddings, OpenAIEmbeddings, HuggingFaceInstructEmbeddings
+from langchain.indexes import VectorstoreIndexCreator
+from langchain.llms import OpenAI, HuggingFacePipeline
+from langchain.text_splitter import RecursiveCharacterTextSplitter
+from langchain.vectorstores import Chroma
+from langchain.prompts import PromptTemplate
+from auto_gptq import AutoGPTQForCausalLM
+from transformers import AutoTokenizer, pipeline, logging, TextStreamer
+from langchain.document_loaders.image import UnstructuredImageLoader
 
 x = st.slider('Select a value')
 st.write(x, 'squared is', x * x)
@@ -7,5 +24,5 @@ st.write(x, 'squared is', x * x)
 current_working_directory = os.getcwd()
 print(current_working_directory)
 st.write('current dir:', current_working_directory)
-
-os.listdir()
+arr = os.listdir('.')
+st.write('dir contents:',arr)