From 71959545dfd250eadc2efb2cc2d795445028d761 Mon Sep 17 00:00:00 2001
From: Vincent Zhong <207368749+vincentzed@users.noreply.github.com>
Date: Mon, 29 Sep 2025 02:18:29 -0400
Subject: [PATCH] Fix gemma 3 launch with `transformers:` the error:
 `AttributeError: 'TransformersForCausalLM' object has no attribute 'tp_size'`
 (#9614)

---
 python/sglang/srt/models/gemma3_causal.py | 2 --
 1 file changed, 2 deletions(-)

diff --git a/python/sglang/srt/models/gemma3_causal.py b/python/sglang/srt/models/gemma3_causal.py
index 5b6145aff..a1c3bc0b1 100644
--- a/python/sglang/srt/models/gemma3_causal.py
+++ b/python/sglang/srt/models/gemma3_causal.py
@@ -20,7 +20,6 @@ import torch.nn.functional as F
 from torch import nn
 from transformers import (
     ROPE_INIT_FUNCTIONS,
-    AutoModel,
     Gemma3TextConfig,
     PretrainedConfig,
     PreTrainedModel,
@@ -761,4 +760,3 @@ class Gemma3ForCausalLM(PreTrainedModel):
 
 
 EntryClass = Gemma3ForCausalLM
-AutoModel.register(Gemma3TextConfig, Gemma3ForCausalLM, exist_ok=True)