Implement st.toast to track the progress of BERTopic.

pages/2 Topic Modeling.py

@@ -158,7 +158,7 @@ if uploaded_file is not None:
     method = c1.selectbox(
             'Choose method',
             ('Choose...', 'pyLDA', 'Biterm', 'BERTopic'), on_change=reset_all)
-    num_cho = c2.number_input('Choose number of topics', min_value=2, max_value=30, value=2)
+    num_cho = c2.number_input('Choose number of topics', min_value=2, max_value=30, value=5)
     words_to_remove = c3.text_input("Remove specific words. Separate words by semicolons (;)") 
     
     d1, d2 = st.columns([8,2])