Update app.py

app.py

@@ -324,7 +324,7 @@ def generate_auswahl(prompt_in, file, file_history, chatbot, history, anzahl_doc
             #File hochladen in Chroma und dann Antwort generieren
             results = generate_text_zu_doc(neu_file, prompt, k, rag_option, chatbot, history, vektordatenbank)
         summary = ""
-        summary += " ".join([doc["content"] for doc in results['relevant_docs'])
+        summary += " ".join([doc["content"] for doc in results['relevant_docs']])
         history = history + [[prompt_in, summary]]
 
         return chatbot, history, None, file_history, ""