Update test.py

test.py

@@ -570,7 +570,7 @@ class Food500(datasets.GeneratorBasedBuilder):
             if file_path == _TRAIN_TXT: 
                 #train_set = set(file_obj.read().split("\n"))
                 #train_set = {path.encode("utf-8") for path in train_set}
-                train_set = {"Abalone/Abalone_0001.jpg".encode("utf-8")}
+                train_set = set(("Abalone/Abalone_0001.jpg".encode("utf-8")))
             """if file_path == _VALID_TXT: 
                 # valid_set = set(file_obj.read().split("\n"))
                 # valid_set = {path.encode("utf-8") for path in valid_set}