diff --git a/colossalai/auto_parallel/tensor_shard/deprecated/graph_analysis.py b/colossalai/auto_parallel/tensor_shard/deprecated/graph_analysis.py
index 831e7eadd..9f7a6a5ec 100644
--- a/colossalai/auto_parallel/tensor_shard/deprecated/graph_analysis.py
+++ b/colossalai/auto_parallel/tensor_shard/deprecated/graph_analysis.py
@@ -1,9 +1,11 @@
+from collections import OrderedDict as ODict
 from dataclasses import dataclass
-from torch.fx.node import Node
+from typing import Any, List, OrderedDict, Union
+
 from torch.fx.graph import Graph
 from torch.fx.graph_module import GraphModule
-from collections import OrderedDict as ODict
-from typing import List, OrderedDict, Union, Any
+from torch.fx.node import Node
+
 from colossalai.fx.passes.utils import get_node_module
 
 __all__ = ['LiveVariable', 'LiveVariableVector', 'LiveStage', 'GraphAnalyser']