Remove commented-out import and related code for MRotaryEmbedding in patch.py to clean up the codebase.

Signed-off-by: tzhouam <tzhouam@connect.ust.hk>

vllm_omni/patch.py

@@ -1,9 +1,10 @@
 import sys
 
 from vllm.inputs.data import TokensPrompt as _OriginalTokensPrompt
-from vllm.model_executor.layers.rotary_embedding import (
-    MRotaryEmbedding as _OriginalMRotaryEmbedding,
-)
+
+# from vllm.model_executor.layers.rotary_embedding import (
+#     MRotaryEmbedding as _OriginalMRotaryEmbedding,
+# )
 from vllm.v1.engine import EngineCoreOutput as _OriginalEngineCoreOutput
 from vllm.v1.engine import EngineCoreOutputs as _OriginalEngineCoreOutputs
 from vllm.v1.engine import EngineCoreRequest as _OriginalEngineCoreRequest
@@ -12,7 +13,6 @@ from vllm.v1.request import Request as _OriginalRequest
 import vllm_omni.logger  # noqa: F401
 from vllm_omni.engine import OmniEngineCoreOutput, OmniEngineCoreOutputs, OmniEngineCoreRequest
 from vllm_omni.inputs.data import OmniTokensPrompt
-from vllm_omni.model_executor.layers.mrope import MRotaryEmbedding
 from vllm_omni.request import OmniRequest
 
 for module_name, module in sys.modules.items():
@@ -25,8 +25,8 @@ for module_name, module in sys.modules.items():
         module.EngineCoreOutputs = OmniEngineCoreOutputs
     if hasattr(module, "TokensPrompt") and module.TokensPrompt == _OriginalTokensPrompt:
         module.TokensPrompt = OmniTokensPrompt
-    if hasattr(module, "MRotaryEmbedding") and module.MRotaryEmbedding == _OriginalMRotaryEmbedding:
-        module.MRotaryEmbedding = MRotaryEmbedding
+    # if hasattr(module, "MRotaryEmbedding") and module.MRotaryEmbedding == _OriginalMRotaryEmbedding:
+    #     module.MRotaryEmbedding = MRotaryEmbedding
     if hasattr(module, "Request") and module.Request == _OriginalRequest:
         module.Request = OmniRequest
     if hasattr(module, "EngineCoreRequest") and module.EngineCoreRequest == _OriginalEngineCoreRequest: