Running indexing operation once

app.py

@@ -69,13 +69,15 @@ images = []
 images_folder = "data/" + st.session_state["session_id"] + "/"
 index_name = "index_" + st.session_state["session_id"]
 
-if uploaded_pdf:
+
+if uploaded_pdf and "is_index_complete" not in st.session_state:
     images = convert_from_bytes(uploaded_pdf.getvalue())
     save_images_to_local(images, output_folder=images_folder)
     # index documents using the document retrieval model
     model_embedding.index(
         input_path=images_folder, index_name=index_name, store_collection_with_index=False, overwrite=True
     )
+    st.session_state["is_index_complete"] = True