Update app.py

app.py

@@ -225,8 +225,8 @@ def extract_problem_domains(df,
                             text_column='Problem_Description', 
                             cluster_range=(10, 50), 
                             top_words=17,
-                            # method='sentence_transformers'
-                            method='tfidf_kmeans'
+                            method='sentence_transformers'
+                            # method='tfidf_kmeans'
                            ):