[Misc] Remove pangu model file (#2798)

vllm-ascend won't contain model file anymore. Now pangu model file has
been moved to torchair module. The origin one can be removed.

Note: After this PR, pangu only works with torchair mode then.
- vLLM version: v0.10.1.1
- vLLM main:
8c892b1831

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>

vllm_ascend/models/__init__.py

@@ -4,15 +4,6 @@ import vllm_ascend.envs as envs_ascend
 
 
 def register_model():
-    from .deepseek_dbo import CustomDeepseekDBOForCausalLM  # noqa: F401
-    from .deepseek_mtp import CustomDeepSeekMTP  # noqa: F401
-    from .deepseek_v2 import CustomDeepseekV2ForCausalLM  # noqa: F401
-    from .deepseek_v3 import CustomDeepseekV3ForCausalLM  # noqa: F401
-    from .qwen2_5_vl import \
-        AscendQwen2_5_VLForConditionalGeneration  # noqa: F401
-    from .qwen2_vl import AscendQwen2VLForConditionalGeneration  # noqa: F401
-    from .qwen3 import CustomQwen3ForCausalLM  # noqa: F401
-
     ModelRegistry.register_model(
         "DeepSeekMTPModel",
         "vllm_ascend.models.deepseek_mtp:CustomDeepSeekMTP")
@@ -56,6 +47,9 @@ def register_model():
     ModelRegistry.register_model(
         "Qwen3ForCausalLM", "vllm_ascend.models.qwen3:CustomQwen3ForCausalLM")
 
+    # There is no PanguProMoEForCausalLM in vLLM, so we should register it before vLLM config initialization
+    # to make sure the model can be loaded correctly. This register step can be removed once vLLM support PanguProMoEForCausalLM.
     ModelRegistry.register_model(
         "PanguProMoEForCausalLM",
-        "vllm_ascend.models.pangu_moe:PanguProMoEForCausalLM")
+        "vllm_ascend.torchair.models.torchair_pangu_moe:PanguProMoEForCausalLM"
+    )