CI: Fix numpy version to below 2.0 #685

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: tests

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	# print more columns
	env:
	COLUMNS: 120

	jobs:
	test:

	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false # don't cancel all jobs when one fails
	matrix:
	python_version: ['3.8', '3.9', '3.10', '3.11']
	torch_version: ['2.0.1+cpu', '2.1.2+cpu', '2.2.2+cpu', '2.3.0+cpu']
	os: [ubuntu-latest]
	exclude:
	- python_version: '3.11'
	torch_version: '2.0.1+cpu'

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python_version }}
	- name: Install dependencies
	# TODO remove numpy version constraint once we no longer support PyTorch < 2.3
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -r requirements-dev.txt
	python -m pip install -r requirements.txt
	python -m pip install --force-reinstall -U "numpy<2.0.0"
	python -m pip install pytest-pretty
	python -m pip install torch==${{ matrix.torch_version }} -f https://download.pytorch.org/whl/torch_stable.html
	python -m pip list
	- name: Install skorch
	run: \|
	python -m pip install .
	- name: Test with pytest
	run: \|
	pytest

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