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[Doc] Update installation from source command (#32239)

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Signed-off-by: esmeetu <jasonailu87@gmail.com>
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Roy Wang
2026-01-13 15:10:27 +08:00
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commit 44c34f22d9
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10
docs/contributing/README.md
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@@ -43,10 +43,16 @@ If you are only developing vLLM's Python code, install vLLM using:
VLLM_USE_PRECOMPILED=1 uv pip install -e .
```
If you are developing vLLM's Python and CUDA/C++ code, install vLLM using:
If you are developing vLLM's Python and CUDA/C++ code, install Pytorch first:
```bash
uv pip install -e .
uv pip install torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cu129
```
then install vLLM using:
```bash
uv pip install -e . --no-build-isolation
```
For more details about installing from source and installing for other hardware, check out the [installation instructions](../getting_started/installation/README.md) for your hardware and head to the "Build wheel from source" section.