Update app.py

app.py

@@ -18,7 +18,7 @@ def show_cluster(cl_id, num_clusters):
     images = []
     for i in range(6):
         img_path = "/".join([st.replace("/", "") for st in cl_dct['img_path_list'][i].split("//")][3:])
-        images.append((Image.open(os.path.join("identities-images", img_path)), "_".join(img_path.split("/")[0], img_path.split("/")[-1])))
+        images.append((Image.open(os.path.join("identities-images", img_path)), "_".join([img_path.split("/")[0], img_path.split("/")[-1]])))
     return (len(cl_dct['img_path_list']),
            dict(cl_dct["labels_gender"]),
             dict(cl_dct["labels_model"]),