Some more tweaks

Signed-off-by: Huy Do <huydhn@gmail.com>

Author: huydhn

docs/contributing/ci/update_pytorch_version.md

@@ -39,6 +39,17 @@ via `UV_INDEX_STRATEGY` env variable or via `--index-strategy unsafe-best-match`
 If failures are found in the pull request, raise them as issues on vLLM and
 cc the PyTorch release team to initiate discussion on how to address them.
 
+### Update some tests to use PyTorch RC
+
+#### Python-only installation test
+
+Update tests/standalone_tests/python_only_compile.sh to
+
+```
+VLLM_TEST_USE_PRECOMPILED_NIGHTLY_WHEEL=1 VLLM_USE_PRECOMPILED=1 pip3 install -vvv -e . \
+  --extra-index-url https://download.pytorch.org/whl/test/cu128
+```
+
 ## Update CUDA version
 
 The PyTorch release matrix includes both stable and experimental [CUDA versions](https://github.com/pytorch/pytorch/blob/main/RELEASE.md#release-compatibility-matrix). Due to limitations, only the latest stable CUDA version (for example,

tests/standalone_tests/python_only_compile.sh

@@ -18,7 +18,9 @@ apt autoremove -y
 
 echo 'import os; os.system("touch /tmp/changed.file")' >> vllm/__init__.py
 
-VLLM_TEST_USE_PRECOMPILED_NIGHTLY_WHEEL=1 VLLM_USE_PRECOMPILED=1 pip3 install -vvv -e .
+# TESTING, TO BE REMOVED
+VLLM_TEST_USE_PRECOMPILED_NIGHTLY_WHEEL=1 VLLM_USE_PRECOMPILED=1 pip3 install -vvv -e . \
+  --extra-index-url https://download.pytorch.org/whl/test/cu128
 
 # Run the script
 python3 -c 'import vllm'