Update app.py

app.py

@@ -69,17 +69,27 @@ def recommend_song(song_name, artist_name, spotify_data_processed, top_n=4):
 def recommend_song_interface(song_name, artist_name):
     recommendations_df = recommend_song(song_name, artist_name, spotify_data_processed)
     
-    # Verificar si el DataFrame está vacío o si las columnas necesarias están presentes
     if isinstance(recommendations_df, pd.DataFrame) and not recommendations_df.empty and {'song', 'artist'}.issubset(recommendations_df.columns):
         recommendations_list = recommendations_df[['song', 'artist']].values.tolist()
         formatted_recommendations = ["{} by {}".format(song, artist) for song, artist in recommendations_list]
-        # Rellenar con cadenas vacías si hay menos de 4 recomendaciones
         while len(formatted_recommendations) < 4:
             formatted_recommendations.append("")
         return formatted_recommendations[:4]
     else:
-        # Devolver mensajes de error o cadenas vacías si no se cumplen las condiciones anteriores
-        return ["Error: No se pudo procesar las recomendaciones."] + [""] * 3
+        # Si no se encuentran recomendaciones, seleccionar una canción aleatoria del dataset
+        random_song = spotify_data_processed.sample()
+        random_song_name = random_song['song'].iloc[0]
+        random_artist_name = random_song['artist'].iloc[0]
+        
+        # Obtener recomendaciones para la canción aleatoria
+        random_recommendations_df = recommend_song(random_song_name, random_artist_name, spotify_data_processed)
+        random_recommendations_list = random_recommendations_df[['song', 'artist']].values.tolist()
+        formatted_random_recommendations = ["{} by {}".format(song, artist) for song, artist in random_recommendations_list]
+        
+        # Rellenar con cadenas vacías si hay menos de 4 recomendaciones
+        while len(formatted_random_recommendations) < 4:
+            formatted_random_recommendations.append("")
+        return formatted_random_recommendations[:4]
 
 
 # Crear la interfaz con Gradio