[NFC] polish colossalai/auto_parallel/tensor_shard/deprecated/op_handler/unary_elementwise_handler.py code style (#2326)

colossalai/auto_parallel/tensor_shard/deprecated/op_handler/unary_elementwise_handler.py

@@ -6,11 +6,10 @@ from functools import reduce
 from typing import Dict, List
 
 import torch
-from colossalai.auto_parallel.tensor_shard.deprecated._utils import \
-    ignore_sharding_exception
-from colossalai.auto_parallel.tensor_shard.deprecated.constants import \
-    INFINITY_COST
-from colossalai.auto_parallel.tensor_shard.deprecated.sharding_strategy import (ShardingStrategy, StrategiesVector)
+
+from colossalai.auto_parallel.tensor_shard.deprecated._utils import ignore_sharding_exception
+from colossalai.auto_parallel.tensor_shard.deprecated.constants import INFINITY_COST
+from colossalai.auto_parallel.tensor_shard.deprecated.sharding_strategy import ShardingStrategy, StrategiesVector
 from colossalai.tensor.shape_consistency import ShapeConsistencyManager
 from colossalai.tensor.sharding_spec import ShardingSpec