Support Mimo-VL (#7579)

Signed-off-by: Xinyuan Tong <justinning0323@outlook.com>

python/sglang/srt/conversation.py

@@ -921,6 +921,19 @@ register_conv_template(
     )
 )
 
+register_conv_template(
+    Conversation(
+        name="mimo-vl",
+        system_message="You are MiMo, an AI assistant developed by Xiaomi.",
+        system_template="<|im_start|>system\n{system_message}",
+        roles=("<|im_start|>user", "<|im_start|>assistant"),
+        sep="<|im_end|>\n",
+        sep_style=SeparatorStyle.ADD_NEW_LINE_SINGLE,
+        stop_str=["<|im_end|>"],
+        image_token="<|vision_start|><|image_pad|><|vision_end|>",
+    )
+)
+
 
 register_conv_template(
     Conversation(
@@ -1049,3 +1062,9 @@ def match_phi_4_mm(model_path: str):
 def match_vila(model_path: str):
     if re.search(r"vila", model_path, re.IGNORECASE):
         return "chatml"
+
+
+@register_conv_template_matching_function
+def match_mimo_vl(model_path: str):
+    if re.search(r"mimo.*vl", model_path, re.IGNORECASE):
+        return "mimo-vl"