Update vLLM version support to 0.18.0

docs/source/vllm_integration.md

@@ -3,7 +3,7 @@
 This document will guide you through the process of using vLLM with TRL for faster generation in online methods like GRPO and Online DPO. We first summarize a tl;dr on how to use vLLM with TRL, and then we will go into the details of how it works under the hood.
 
 > [!WARNING]
-> TRL currently only supports vLLM versions from `0.11.0` to `0.17.1`. Please ensure you have a version in this range installed to avoid compatibility issues.
+> TRL currently only supports vLLM versions from `0.11.0` to `0.18.0`. Please ensure you have a version in this range installed to avoid compatibility issues.
 
 > [!TIP]
 > The following trainers currently support generation with vLLM:

pyproject.toml

@@ -79,7 +79,7 @@ test = [
     "pytest"
 ]
 vllm = [
-    "vllm>=0.11.0,<=0.17.1",
+    "vllm>=0.11.0,<=0.18.0",
     "fastapi",
     "pydantic",
     "aiohttp>=3.13.3",

trl/_compat.py

@@ -89,7 +89,7 @@ def _patch_vllm_disabled_tqdm() -> None:
 
     - Bug introduced in https://github.com/vllm-project/vllm/pull/52
     - Fixed in https://github.com/vllm-project/vllm/pull/28471 (released in v0.11.1)
-    - Since TRL currently supports vLLM v0.11.0-0.17.1, we patch it here
+    - Since TRL currently supports vLLM v0.11.0-0.18.0, we patch it here
     - This can be removed when TRL requires vLLM>=0.11.1
     """
     if _is_package_version_below("vllm", "0.11.1"):

trl/import_utils.py

@@ -105,9 +105,9 @@ def is_uvicorn_available() -> bool:
 def is_vllm_available(min_version: str | None = None) -> bool:
     _vllm_available, _vllm_version = _is_package_available("vllm", return_version=True)
     if _vllm_available:
-        if not (Version("0.11.0") <= Version(_vllm_version) <= Version("0.17.1")):
+        if not (Version("0.11.0") <= Version(_vllm_version) <= Version("0.18.0")):
             warnings.warn(
-                f"TRL currently supports vLLM versions from 0.11.0 to 0.17.1. You have version {_vllm_version} "
+                f"TRL currently supports vLLM versions from 0.11.0 to 0.18.0. You have version {_vllm_version} "
                 "installed. We recommend installing a supported version to avoid compatibility issues.",
                 stacklevel=2,
             )