1 files changed, 1 insertions, 2 deletions
diff --git a/utils/sampler.py b/utils/sampler.py
index e609e2d..b017d66 100644
--- a/utils/sampler.py
+++ b/utils/sampler.py
@@ -1,6 +1,5 @@
 import random
-from collections.abc import Iterator
-from typing import Union
+from typing import Union, Tuple, Iterator
 
 import numpy as np
 from torch.utils import data