setting TOKENIZERS_PARALLELISM to false

app.py

@@ -1,4 +1,5 @@
 import streamlit as st
+import os
 from haystack.utils import fetch_archive_from_http, clean_wiki_text, convert_files_to_docs
 from haystack.schema import Answer
 from haystack.document_stores import InMemoryDocumentStore
@@ -9,6 +10,8 @@ from markdown import markdown
 from annotated_text import annotation
 from PIL import Image
 
+os.environ['TOKENIZERS_PARALLELISM'] = False
+
 #Haystack Components
 @st.cache(hash_funcs={"builtins.SwigPyObject": lambda _: None},allow_output_mutation=True)
 def start_haystack():