fix

utils.py

@@ -70,7 +70,7 @@ def parse_csv(uploaded_file):
 
 
 @st.cache(allow_output_mutation=True)
-def text_to_docs(text: str | List[str]) -> List[Document]:
+def text_to_docs(text: str) -> List[Document]:
     """Converts a string or list of strings to a list of Documents
     with metadata."""
     if isinstance(text, str):