From d281587989f25c452db31589b19f835f87c61500 Mon Sep 17 00:00:00 2001
From: Enrique Shockwave <33002121+qeternity@users.noreply.github.com>
Date: Thu, 27 Feb 2025 16:42:54 +0000
Subject: [PATCH] Improve: Support xgrammar 0.1.14 (#3593)

---
 python/pyproject.toml                             | 2 +-
 python/sglang/srt/constrained/xgrammar_backend.py | 5 +----
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/python/pyproject.toml b/python/pyproject.toml
index 0fa50c928..395108c41 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -35,7 +35,7 @@ runtime_common = [
     "torchao>=0.7.0",
     "uvicorn",
     "uvloop",
-    "xgrammar==0.1.10",
+    "xgrammar==0.1.14",
     "ninja",
     "transformers==4.48.3",
     "llguidance>=0.6.15"
diff --git a/python/sglang/srt/constrained/xgrammar_backend.py b/python/sglang/srt/constrained/xgrammar_backend.py
index c423a567e..7bf14bfc2 100644
--- a/python/sglang/srt/constrained/xgrammar_backend.py
+++ b/python/sglang/srt/constrained/xgrammar_backend.py
@@ -19,7 +19,6 @@ from typing import List, Tuple
 import torch
 from xgrammar import (
     CompiledGrammar,
-    Grammar,
     GrammarCompiler,
     GrammarMatcher,
     TokenizerInfo,
@@ -135,9 +134,7 @@ class XGrammarGrammarBackend(BaseGrammarBackend):
                 return None
         elif key_type == "regex":
             try:
-                ctx = self.grammar_compiler.compile_grammar(
-                    Grammar.from_regex(key_string)
-                )
+                ctx = self.grammar_compiler.compile_regex(key_string)
             except RuntimeError as e:
                 logging.warning(f"Skip invalid regex: regex={key_string}, {e=}")
                 return None