[Simulator] Add high-fidelity CPU-based inference simulator (#33824)

Co-authored-by: zhouhaizhu.zhz <zhouhaizhu.zhz@alibaba-inc.com>
Co-authored-by: LinSiyuan814 <linsiyuan.lsy@alibaba-inc.com>
Co-authored-by: hzh0425 <hzh0425@apache.org>

tools/sglang-simulator/setup.py

@@ -0,0 +1,21 @@
+from setuptools import find_packages, setup
+
+
+def get_version():
+    version = "0.1.0"
+    with open("src/sglang_simulator/__init__.py") as f:
+        for line in f:
+            if line.startswith("__version__"):
+                version = line.split("=")[1].strip(' \n"')
+    return version
+
+
+setup(
+    name="sglang-simulator",
+    version=get_version(),
+    url="https://github.com/sgl-project/sglang.git",
+    description="A High-Fidelity LLM inference simulator for SGLang",
+    packages=find_packages(where="src"),
+    package_dir={"": "src"},
+    py_modules=["usercustomize"],
+)