update actions/checkout #4

	name: Run unit tests

	on:
	push:
	branches: [ main ]
	paths:
	- "src/*/.py"
	- "examples/*/.py"
	- "tests/*/.py"

	pull_request:
	branches: [ main ]
	paths:
	- "src/*/.py"
	- "examples/*/.py"
	- "tests/*/.py"

	jobs:
	tests:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.10
	uses: actions/setup-python@v2
	with:
	python-version: 3.10

	- name: Python environment
	run: \|
	which python
	python --version

	- name: Check container state
	run: \|
	nvidia-smi
	python -c "import torch; print('torch:', torch.__version__, torch)"
	python -c "import torch; print('CUDA available:', torch.cuda.is_available())"

	- name: Instal nanotron
	run: \|
	python -m pip install --upgrade pip
	pip install torch
	pip install packaging; pip install "flash-attn>=2.4.2" --no-build-isolation
	git clone [email protected]:huggingface/nanotron.git
	cd nanotron
	pip install -e .

	- name: Install test dependencies
	run: \|
	pip install pytest
	pip install pytest-cov

	- name: Show installed libraries and their versions
	command: pip freeze \| tee installed.txt

	- name: Run tests
	run: pytest --color=yes --durations=0 --verbose tests/

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