[Feature] Support minicpmv v2.6 (#2785)

Co-authored-by: Chayenne <zhaochen20@outlook.com>
Co-authored-by: yizhang2077 <1109276519@qq.com>

python/sglang/srt/models/qwen2.py

@@ -248,6 +248,9 @@ class Qwen2Model(nn.Module):
         )
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
 
+    def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
+        return self.embed_tokens(input_ids)
+
     def forward(
         self,
         input_ids: torch.Tensor,
@@ -296,7 +299,6 @@ class Qwen2Model(nn.Module):
 
 
 class Qwen2ForCausalLM(nn.Module):
-
     # BitandBytes specific attributes
     default_bitsandbytes_target_modules = [
         ".gate_proj.",
@@ -334,6 +336,9 @@ class Qwen2ForCausalLM(nn.Module):
         self.logits_processor = LogitsProcessor(config)
         self.pooler = Pooler(pooling_type=PoolingType.LAST, normalize=True)
 
+    def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
+        return self.model.get_input_embeddings(input_ids)
+
     @torch.no_grad()
     def forward(
         self,