add uts for multistream

Author: SunnyLee151064

tests/ut/multistream/test_metadata.py

@@ -1,12 +1,12 @@
 from unittest.mock import MagicMock, patch
 
 import torch
-from tests.ut.base import TestBase 
+from tests.ut.base import TestBase
 from vllm_ascend.multistream.base import MSEventKey
 from vllm_ascend.multistream.metadata import (MultiStreamConfig,
                                               MultiStreamMetadata,
-                                              MultiStreamStepMetadata, 
-                                              split_micro_batches_tensors) 
+                                              MultiStreamStepMetadata,
+                                              split_micro_batches_tensors)
 
 
 class TestMetaData(TestBase):

tests/ut/multistream/test_ms_split.py

@@ -1,7 +1,7 @@
 import unittest
 from unittest.mock import MagicMock
 
-import torch 
+import torch
 from vllm_ascend.attention.attention_v1 import AscendAttentionState
 from vllm_ascend.multistream.base import MSAttentionMetadataSplitConfig
 from vllm_ascend.multistream.ms_split import (compute_split_seq_index,