name: Fast GPU Tests on main

on:

workflow_dispatch:

push:

branches:

- main

paths:

- "src/diffusers/**.py"

- "examples/**.py"

- "tests/**.py"

env:

DIFFUSERS_IS_CI: yes

OMP_NUM_THREADS: 8

MKL_NUM_THREADS: 8

HF_HUB_ENABLE_HF_TRANSFER: 1

PYTEST_TIMEOUT: 600

PIPELINE_USAGE_CUTOFF: 50000

jobs:

setup_torch_cuda_pipeline_matrix:

name: Setup Torch Pipelines CUDA Slow Tests Matrix

runs-on:

group: aws-general-8-plus

container:

image: diffusers/diffusers-pytorch-cpu

outputs:

pipeline_test_matrix: ${{ steps.fetch_pipeline_matrix.outputs.pipeline_test_matrix }}

steps:

- name: Checkout diffusers

uses: actions/checkout@v3

with:

fetch-depth: 2

- name: Install dependencies

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install -e [quality,test]

- name: Environment

run: |

python utils/print_env.py

- name: Fetch Pipeline Matrix

id: fetch_pipeline_matrix

run: |

matrix=$(python utils/fetch_torch_cuda_pipeline_test_matrix.py)

echo $matrix

echo "pipeline_test_matrix=$matrix" >> $GITHUB_OUTPUT

- name: Pipeline Tests Artifacts

if: ${{ always() }}

uses: actions/upload-artifact@v4

with:

name: test-pipelines.json

path: reports

torch_pipelines_cuda_tests:

name: Torch Pipelines CUDA Tests

needs: setup_torch_cuda_pipeline_matrix

strategy:

fail-fast: false

max-parallel: 8

matrix:

module: ${{ fromJson(needs.setup_torch_cuda_pipeline_matrix.outputs.pipeline_test_matrix) }}

runs-on:

group: aws-g4dn-2xlarge

container:

image: diffusers/diffusers-pytorch-cuda

options: --shm-size "16gb" --ipc host --gpus all

steps:

- name: Checkout diffusers

uses: actions/checkout@v3

with:

fetch-depth: 2

- name: NVIDIA-SMI

run: |

nvidia-smi

- name: Install dependencies

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install -e [quality,test]

pip uninstall accelerate -y && python -m uv pip install -U accelerate@git+https://github.com/huggingface/accelerate.git

- name: Environment

run: |

python utils/print_env.py

- name: PyTorch CUDA checkpoint tests on Ubuntu

env:

HF_TOKEN: ${{ secrets.DIFFUSERS_HF_HUB_READ_TOKEN }}

# https://pytorch.org/docs/stable/notes/randomness.html#avoiding-nondeterministic-algorithms

CUBLAS_WORKSPACE_CONFIG: :16:8

run: |

python -m pytest -n 1 --max-worker-restart=0 --dist=loadfile \

-s -v -k "not Flax and not Onnx" \

--make-reports=tests_pipeline_${{ matrix.module }}_cuda \

tests/pipelines/${{ matrix.module }}

- name: Failure short reports

if: ${{ failure() }}

run: |

cat reports/tests_pipeline_${{ matrix.module }}_cuda_stats.txt

cat reports/tests_pipeline_${{ matrix.module }}_cuda_failures_short.txt

- name: Test suite reports artifacts

if: ${{ always() }}

uses: actions/upload-artifact@v4

with:

name: pipeline_${{ matrix.module }}_test_reports

path: reports

torch_cuda_tests:

name: Torch CUDA Tests

runs-on:

group: aws-g4dn-2xlarge

container:

image: diffusers/diffusers-pytorch-cuda

options: --shm-size "16gb" --ipc host --gpus all

defaults:

run:

shell: bash

strategy:

fail-fast: false

max-parallel: 2

matrix:

module: [models, schedulers, lora, others, single_file]

steps:

- name: Checkout diffusers

uses: actions/checkout@v3

with:

fetch-depth: 2

- name: Install dependencies

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install -e [quality,test]

python -m uv pip install peft@git+https://github.com/huggingface/peft.git

pip uninstall accelerate -y && python -m uv pip install -U accelerate@git+https://github.com/huggingface/accelerate.git

- name: Environment

run: |

python utils/print_env.py

- name: Run PyTorch CUDA tests

env:

HF_TOKEN: ${{ secrets.DIFFUSERS_HF_HUB_READ_TOKEN }}

# https://pytorch.org/docs/stable/notes/randomness.html#avoiding-nondeterministic-algorithms

CUBLAS_WORKSPACE_CONFIG: :16:8

run: |

python -m pytest -n 1 --max-worker-restart=0 --dist=loadfile \

-s -v -k "not Flax and not Onnx" \

--make-reports=tests_torch_cuda_${{ matrix.module }} \

tests/${{ matrix.module }}

- name: Failure short reports

if: ${{ failure() }}

run: |

cat reports/tests_torch_cuda_${{ matrix.module }}_stats.txt

cat reports/tests_torch_cuda_${{ matrix.module }}_failures_short.txt

- name: Test suite reports artifacts

if: ${{ always() }}

uses: actions/upload-artifact@v4

with:

name: torch_cuda_test_reports_${{ matrix.module }}

path: reports

run_torch_compile_tests:

name: PyTorch Compile CUDA tests

runs-on:

group: aws-g4dn-2xlarge

container:

image: diffusers/diffusers-pytorch-cuda

options: --gpus all --shm-size "16gb" --ipc host

steps:

- name: Checkout diffusers

uses: actions/checkout@v3

with:

fetch-depth: 2

- name: NVIDIA-SMI

run: |

nvidia-smi

- name: Install dependencies

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install -e [quality,test,training]

- name: Environment

run: |

python utils/print_env.py

- name: Run example tests on GPU

env:

HF_TOKEN: ${{ secrets.DIFFUSERS_HF_HUB_READ_TOKEN }}

RUN_COMPILE: yes

run: |

python -m pytest -n 1 --max-worker-restart=0 --dist=loadfile -s -v -k "compile" --make-reports=tests_torch_compile_cuda tests/

- name: Failure short reports

if: ${{ failure() }}

run: cat reports/tests_torch_compile_cuda_failures_short.txt

- name: Test suite reports artifacts

if: ${{ always() }}

uses: actions/upload-artifact@v4

with:

name: torch_compile_test_reports

path: reports

run_xformers_tests:

name: PyTorch xformers CUDA tests

runs-on:

group: aws-g4dn-2xlarge

container:

image: diffusers/diffusers-pytorch-xformers-cuda

options: --gpus all --shm-size "16gb" --ipc host

steps:

- name: Checkout diffusers

uses: actions/checkout@v3

with:

fetch-depth: 2

- name: NVIDIA-SMI

run: |

nvidia-smi

- name: Install dependencies

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install -e [quality,test,training]

- name: Environment

run: |

python utils/print_env.py

- name: Run example tests on GPU

env:

HF_TOKEN: ${{ secrets.DIFFUSERS_HF_HUB_READ_TOKEN }}

run: |

python -m pytest -n 1 --max-worker-restart=0 --dist=loadfile -s -v -k "xformers" --make-reports=tests_torch_xformers_cuda tests/

- name: Failure short reports

if: ${{ failure() }}

run: cat reports/tests_torch_xformers_cuda_failures_short.txt

- name: Test suite reports artifacts

if: ${{ always() }}

uses: actions/upload-artifact@v4

with:

name: torch_xformers_test_reports

path: reports

run_examples_tests:

name: Examples PyTorch CUDA tests on Ubuntu

runs-on:

group: aws-g4dn-2xlarge

container:

image: diffusers/diffusers-pytorch-cuda

options: --gpus all --shm-size "16gb" --ipc host

steps:

- name: Checkout diffusers

uses: actions/checkout@v3

with:

fetch-depth: 2

- name: NVIDIA-SMI

run: |

nvidia-smi

- name: Install dependencies

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install -e [quality,test,training]

- name: Environment

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python utils/print_env.py

- name: Run example tests on GPU

env:

HF_TOKEN: ${{ secrets.DIFFUSERS_HF_HUB_READ_TOKEN }}

run: |

python -m venv /opt/venv && export PATH="/opt/venv/bin:$PATH"

python -m uv pip install timm

python -m pytest -n 1 --max-worker-restart=0 --dist=loadfile -s -v --make-reports=examples_torch_cuda examples/

- name: Failure short reports

if: ${{ failure() }}

run: |

cat reports/examples_torch_cuda_stats.txt

cat reports/examples_torch_cuda_failures_short.txt

- name: Test suite reports artifacts

if: ${{ always() }}

uses: actions/upload-artifact@v4

with:

name: examples_test_reports

path: reports