Update app.py

app.py

@@ -13,7 +13,7 @@ st.set_page_config(page_title='eRupt Topic Trendy (e-Commerce x Social Media)',
 st.markdown("<h1 style='text-align: center;'>Topic Trendy</h1>", unsafe_allow_html=True)
 #BerTopic_model = BERTopic.load("my_topics_model")
 
-sentence_model = SentenceTransformer(model_name)
+sentence_model = SentenceTransformer("all-MiniLM-L6-v2")
 umap_model = UMAP(n_neighbors=15, n_components=2, min_dist=0.1, metric="cosine")
 hdbscan_model = HDBSCAN(min_cluster_size=5, min_samples = 3, metric="euclidean", prediction_data=True)
 vectorizer_model = CountVectorizer(lowercase = True, ngram_range=(1, 3), analyzer="word", max_df=1.0, min_df=0.5, stop_words="english")