import spaces

app.py

@@ -9,6 +9,7 @@ os.system('pip install --upgrade accelerate')
 os.system('pip install -i https://pypi.org/simple/ bitsandbytes --upgrade')
 
 import gradio as gr
+import spaces
 # import fitz  # PyMuPDF for extracting text from PDFs
 from langchain.embeddings import HuggingFaceEmbeddings
 from langchain.vectorstores import Chroma