resolved warning for `label` got an empty value

app.py

@@ -54,7 +54,6 @@ txt_converter = TextConverter(remove_numeric_tables=True, valid_languages=["en",
 DISABLE_FILE_UPLOAD = bool(os.getenv("DISABLE_FILE_UPLOAD"))
 # Define a function to handle file uploads
 def upload_files():
-    print(f'Uploading files at {datetime.now()}')
     uploaded_files = upload_container.file_uploader(
             "upload", type=["pdf", "txt", "docx"], accept_multiple_files=True, label_visibility="hidden"
         )
@@ -91,6 +90,7 @@ def reset_documents():
     document_store.delete_documents()
 
 def upload_document():
+    print(f'Uploading document store at {datetime.now()}')
     upload_status = 0
     if data_files is not None:
         for data_file in data_files:
@@ -166,7 +166,7 @@ try:
     if "question" not in st.session_state:
         st.session_state.question = ""
     # Search bar
-    question = st.text_input("", value=st.session_state.question, max_chars=100, on_change=reset_results)
+    question = st.text_input("Question", value=st.session_state.question, max_chars=100, on_change=reset_results, label_visibility="hidden")
 
     run_pressed = st.button("Run")