Update app.py

app.py

@@ -43,8 +43,15 @@ st.title('KNN Recommender App')
 song_index_to_recommend = st.number_input('Enter song index:', min_value=0, max_value=len(df)-1, value=0)
 
 # Combine emotion and audio features for recommendation
-#combined_features = np.concatenate([emotion, audio_features_scaled_knn[song_index_to_recommend]])
+# combined_features = np.concatenate([emotion, audio_features_scaled_knn[song_index_to_recommend]])
 
+# Get KNN recommendations
+knn_recs = recommend_knn(song_index_to_recommend)
+
+# Display KNN recommendations
 st.write("KNN Recommendations:")
-for index in knn_recs.index:
-    st.write(f"Song Index: {index}, Title: {df.iloc[index]['title']}, Artist: {df.iloc[index]['artist']}, Score: {knn_recs.loc[index, 'score']}")
+if not knn_recs.empty:
+    for index in knn_recs.index:
+        st.write(f"Song Index: {index}, Title: {df.iloc[index]['title']}, Artist: {df.iloc[index]['artist']}, Score: {knn_recs.loc[index, 'score']}")
+else:
+    st.write("No recommendations found.")