!9722 add tuple check

From: @caozhou_huawei
Reviewed-by: @zhunaipan,@zhoufeng54
Signed-off-by: @zhoufeng54

mindspore/train/serialization.py

@@ -910,9 +910,9 @@ def load_distributed_checkpoint(network, checkpoint_filenames, predict_strategy=
     Args:
         network (Cell): Network for distributed predication.
         checkpoint_filenames (list[str]): The name of Checkpoint files in order of rank id.
-        predict_strategy (dict): Strategy of predication process, whose key is parameter name, and
-            value is a list that the first four elements are [dev_matrix, tensor_map, param_split_shape, field].
-            If None, it means that the predication process just uses single device. Default: None.
+        predict_strategy (dict): Strategy of predication process, whose key is parameter name, and value is a list or
+            a tuple that the first four elements are [dev_matrix, tensor_map, param_split_shape, field]. If None,
+            it means that the predication process just uses single device. Default: None.
 
     Raises:
         TypeError: The type of inputs do not match the requirements.
@@ -927,7 +927,7 @@ def load_distributed_checkpoint(network, checkpoint_filenames, predict_strategy=
 
     if not _check_predict_strategy(predict_strategy):
         raise ValueError(f"Please make sure that the key of predict_strategy is str, "
-                         f"and the value is a list that the first four elements are "
+                         f"and the value is a list or a tuple that the first four elements are "
                          f"dev_matrix (list[int]), tensor_map (list[int]), "
                          f"param_split_shape (list[int]) and field_size (zero).")
 
@@ -980,7 +980,8 @@ def _check_predict_strategy(predict_strategy):
 
     predict_strategy = Validator.check_isinstance("predict_strategy", predict_strategy, dict)
     for key in predict_strategy.keys():
-        if not isinstance(key, str) or not isinstance(predict_strategy[key], list) or len(predict_strategy[key]) < 4:
+        if not isinstance(key, str) or not isinstance(predict_strategy[key], (list, tuple)) \
+                or len(predict_strategy[key]) < 4:
             return False
         dev_matrix, tensor_map, param_split_shape, field_size = predict_strategy[key][:4]
         if not _check_int_list(dev_matrix) or not _check_int_list(tensor_map) or \