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fix(ci): install CPU-only torch wheels in GitHub Actions #3

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Merged
jdsika merged 1 commit into from
Oct 23, 2026
Merged

fix(ci): install CPU-only torch wheels in GitHub Actions #3

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32 changes: 24 additions & 8 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,12 @@ jobs:
PIP_NO_CACHE_DIR: 1
run: |
sudo apt-get update && sudo apt-get install -y build-essential cmake
python -m pip install -U pip pytest
pip install -e . --no-cache-dir
python -m pip install -U pip "setuptools<81" wheel numpy pytest
# CPU-only torch: the CUDA stack no longer fits the runner's disk
# quota. --no-build-isolation then reuses it for the build instead
# of resolving a second copy. See tests/smoke_tests/Dockerfile.
pip install --index-url https://download.pytorch.org/whl/cpu torch
pip install -e . --no-build-isolation --no-cache-dir
python setup.py build_ext --inplace --force

- name: Unit tests
Expand Down Expand Up @@ -70,8 +74,12 @@ jobs:
PIP_NO_CACHE_DIR: 1
run: |
sudo apt-get update && sudo apt-get install -y build-essential cmake xvfb libgl1-mesa-dev libegl1-mesa-dev libx11-dev libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev libxxf86vm-dev
python -m pip install -U pip
pip install -e . --no-cache-dir
python -m pip install -U pip "setuptools<81" wheel numpy
# CPU-only torch: the CUDA stack no longer fits the runner's disk
# quota. --no-build-isolation then reuses it for the build instead
# of resolving a second copy. See tests/smoke_tests/Dockerfile.
pip install --index-url https://download.pytorch.org/whl/cpu torch
pip install -e . --no-build-isolation --no-cache-dir
python setup.py build_ext --inplace --force

- name: C drive tests
Expand Down Expand Up @@ -103,8 +111,12 @@ jobs:
PIP_NO_CACHE_DIR: 1
run: |
sudo apt-get update && sudo apt-get install -y build-essential cmake
python -m pip install -U pip pytest jupytext nbclient ipykernel
pip install -e . --no-cache-dir
python -m pip install -U pip "setuptools<81" wheel numpy pytest jupytext nbclient ipykernel
# CPU-only torch: the CUDA stack no longer fits the runner's disk
# quota. --no-build-isolation then reuses it for the build instead
# of resolving a second copy. See tests/smoke_tests/Dockerfile.
pip install --index-url https://download.pytorch.org/whl/cpu torch
pip install -e . --no-build-isolation --no-cache-dir
python setup.py build_ext --inplace --force

- name: Run notebooks
Expand Down Expand Up @@ -151,8 +163,12 @@ jobs:
PIP_NO_CACHE_DIR: 1
run: |
sudo apt-get update && sudo apt-get install -y build-essential cmake libgl1-mesa-dev libegl1-mesa-dev libx11-dev libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev libxxf86vm-dev
python -m pip install -U pip
pip install -e . --no-cache-dir
python -m pip install -U pip "setuptools<81" wheel numpy
# CPU-only torch: the CUDA stack no longer fits the runner's disk
# quota. --no-build-isolation then reuses it for the build instead
# of resolving a second copy. See tests/smoke_tests/Dockerfile.
pip install --index-url https://download.pytorch.org/whl/cpu torch
pip install -e . --no-build-isolation --no-cache-dir
python setup.py build_ext --inplace --force

- name: Test simulator performance
Expand Down
14 changes: 13 additions & 1 deletion .github/workflows/install.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,19 @@ jobs:
sudo apt-get clean
sudo rm -rf ~/.cache/pip /tmp/* /var/tmp/*

- name: Install pufferlib
- name: Install pufferlib (Linux)
if: runner.os == 'Linux'
run: |
python -m pip install -U pip "setuptools<81" wheel numpy
# CPU-only torch. The CUDA stack is ~3 GB of wheels and no longer
# fits the runner's disk quota; see the Install steps in ci.yml.
pip install --index-url https://download.pytorch.org/whl/cpu torch
pip install -e . --no-build-isolation

- name: Install pufferlib (macOS)
if: runner.os != 'Linux'
run: |
python -m pip install -U pip
# Deliberately a plain install: macOS wheels are already CPU-only, so
# this keeps the default PEP 517 build-isolation path under test.
pip install -e .
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