Update app.py

app.py

@@ -58,7 +58,7 @@ ft_visual_features_file_bin = DATA_PATH + '/dataset_v1_visual_features_database_
 
 #load database features:
 ft_visual_features_database_bin = np.load(ft_visual_features_file_bin)
-ft_visual_features_database = p.memmap(ft_visual_features_file, dtype='float32', mode='r', 
+ft_visual_features_database = np.memmap(ft_visual_features_file, dtype='float32', mode='r', 
                                         shape=(ft_visual_features_database_bin.shape[0], ft_visual_features_database_bin.shape[1]*8))
 
 database_csv_path = os.path.join(DATA_PATH, 'video_dataset.csv')