Update app.py

app.py

@@ -320,6 +320,8 @@ if uploaded_file is not None:
                 n_documents = len(df)
                 max_topics = min(500, n_documents // 50)
                 min_topics = 5
+                recommended_topics = max_topics // 5
+                default_topics = min(recommended_topics, 50)
                 
                 n_topics = st.slider(
                     "Number of Topics",