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Add flashinfer_python to CUDA wheel requirements #21389

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Merged
merged 5 commits into from
Jul 29, 2025
Merged

Add flashinfer_python to CUDA wheel requirements #21389

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75909eb
Add `flashinfer_python` by default for CUDA requirements
mgoin Jul 22, 2025
43afa3b
Merge branch 'main' into add-flashinfer-python-by-default
mgoin Jul 28, 2025
d7915f2
Update to 0.2.9rc2
mgoin Jul 28, 2025
11a2cea
Use --force-reinstall --no-deps
mgoin Jul 29, 2025
a03094a
Merge branch 'main' into add-flashinfer-python-by-default
mgoin Jul 29, 2025
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4 changes: 3 additions & 1 deletion docker/Dockerfile
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Expand Up @@ -386,6 +386,8 @@ RUN --mount=type=bind,from=build,src=/workspace/dist,target=/vllm-workspace/dist

# Install FlashInfer from source
ARG FLASHINFER_GIT_REPO="https://github.com/flashinfer-ai/flashinfer.git"
# Keep this in sync with https://github.com/vllm-project/vllm/blob/main/requirements/cuda.txt
# We use `--force-reinstall --no-deps` to avoid issues with the existing FlashInfer wheel.
ARG FLASHINFER_GIT_REF="v0.2.9rc2"
RUN --mount=type=cache,target=/root/.cache/uv bash - <<'BASH'
. /etc/environment
Expand All @@ -408,7 +410,7 @@ RUN --mount=type=cache,target=/root/.cache/uv bash - <<'BASH'
TORCH_CUDA_ARCH_LIST="${FI_TORCH_CUDA_ARCH_LIST}" \
python3 -m flashinfer.aot
TORCH_CUDA_ARCH_LIST="${FI_TORCH_CUDA_ARCH_LIST}" \
uv pip install --system --no-build-isolation .
uv pip install --system --no-build-isolation --force-reinstall --no-deps .
popd
rm -rf flashinfer
BASH
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2 changes: 2 additions & 0 deletions requirements/cuda.txt
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Expand Up @@ -12,3 +12,5 @@ torchaudio==2.7.1
torchvision==0.22.1 # Required for phi3v processor. See https://github.com/pytorch/vision?tab=readme-ov-file#installation for corresponding version
# https://github.com/facebookresearch/xformers/releases/tag/v0.0.31
xformers==0.0.31; platform_system == 'Linux' and platform_machine == 'x86_64' # Requires PyTorch >= 2.7
# FlashInfer should be updated together with the Dockerfile
flashinfer_python==0.2.9rc2