Disable Qwen3OmniMoe class registration

Comment out import and registration of Qwen3OmniMoe classes.

Signed-off-by: Chenjie Luo <108829653+cjluo-nv@users.noreply.github.com>

Author: cjluo-nv

modelopt/torch/quantization/plugins/huggingface.py

@@ -576,22 +576,23 @@ def top_k(self, value):
 except ImportError:
     pass
 
-try:
-    from transformers.models.qwen3_omni_moe.modeling_qwen3_omni_moe import (
-        Qwen3OmniMoeTalkerTextSparseMoeBlock,
-        Qwen3OmniMoeThinkerTextSparseMoeBlock,
-    )
-
-    if Qwen3OmniMoeTalkerTextSparseMoeBlock not in QuantModuleRegistry:
-        QuantModuleRegistry.register(
-            {Qwen3OmniMoeTalkerTextSparseMoeBlock: "hf.Qwen3OmniMoeTalkerTextSparseMoeBlock"}
-        )(_QuantSparseMoe)
-    if Qwen3OmniMoeThinkerTextSparseMoeBlock not in QuantModuleRegistry:
-        QuantModuleRegistry.register(
-            {Qwen3OmniMoeThinkerTextSparseMoeBlock: "hf.Qwen3OmniMoeThinkerTextSparseMoeBlock"}
-        )(_QuantSparseMoe)
-except ImportError:
-    pass
+# Uncomment to forward tokens to all MoE experts for full calibration.
+# try:
+#     from transformers.models.qwen3_omni_moe.modeling_qwen3_omni_moe import (
+#         Qwen3OmniMoeTalkerTextSparseMoeBlock,
+#         Qwen3OmniMoeThinkerTextSparseMoeBlock,
+#     )
+
+#     if Qwen3OmniMoeTalkerTextSparseMoeBlock not in QuantModuleRegistry:
+#         QuantModuleRegistry.register(
+#             {Qwen3OmniMoeTalkerTextSparseMoeBlock: "hf.Qwen3OmniMoeTalkerTextSparseMoeBlock"}
+#         )(_QuantSparseMoe)
+#     if Qwen3OmniMoeThinkerTextSparseMoeBlock not in QuantModuleRegistry:
+#         QuantModuleRegistry.register(
+#             {Qwen3OmniMoeThinkerTextSparseMoeBlock: "hf.Qwen3OmniMoeThinkerTextSparseMoeBlock"}
+#         )(_QuantSparseMoe)
+# except ImportError:
+#     pass
 
 
 class _QuantGptOssExperts(_QuantFunctionalMixin):