Add support for Numpy 2.x (take 2) #903

Workflow file for this run

	name: CI

	on:
	push:
	branches:
	- main
	- release-*
	pull_request:

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.sha }}
	cancel-in-progress: true

	jobs:

	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy
	- uses: Swatinem/rust-cache@v2
	continue-on-error: true
	- run: ./x.py check

	test:
	name: python${{ matrix.python-version }}-${{ matrix.platform.python-architecture }} ${{ matrix.platform.os }}
	runs-on: ${{ matrix.platform.os }}
	needs: [lint, check-msrv, examples]
	strategy:
	fail-fast: ${{ !contains(github.event.pull_request.labels.*.name, 'CI-no-fail-fast') }}
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
	platform: [
	{ os: "ubuntu-latest", python-architecture: "x64", rust-target: "x86_64-unknown-linux-gnu" },
	{ os: "macOS-13", python-architecture: "x64", rust-target: "x86_64-apple-darwin" },
	{ os: "windows-latest", python-architecture: "x64", rust-target: "x86_64-pc-windows-msvc" },
	{ os: "windows-latest", python-architecture: "x86", rust-target: "i686-pc-windows-msvc" },
	]
	include:
	# Older versions of CPython are not available for AArch64.
	- python-version: 3.12
	platform: { os: "macOS-latest", python-architecture: "arm64", rust-target: "aarch64-apple-darwin" }
	# NumPy does not provide pre-built wheels for PyPy on macOS and Windows
	- python-version: pypy-3.7
	platform: { os: "ubuntu-latest", python-architecture: "x64", rust-target: "x86_64-unknown-linux-gnu" }
	- python-version: pypy-3.8
	platform: { os: "ubuntu-latest", python-architecture: "x64", rust-target: "x86_64-unknown-linux-gnu" }
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	architecture: ${{ matrix.platform.python-architecture }}
	- name: Install Rust
	uses: dtolnay/rust-toolchain@stable
	with:
	targets: ${{ matrix.platform.rust-target }}
	- name: Install toml
	run: pip install toml
	- name: Edit Cargo.toml and enable new resolver
	run: \|
	import toml
	cargo_toml = toml.load("Cargo.toml")
	cargo_toml["package"]["resolver"] = "2"
	with open("Cargo.toml", "w") as f:
	toml.dump(cargo_toml, f)
	shell: python
	- name: Test
	run: \|
	pip install "numpy" ml_dtypes
	cargo test --all-features
	# Not on PyPy, because no embedding API
	if: ${{ !startsWith(matrix.python-version, 'pypy') }}
	- name: Test example
	run: \|
	pip install nox
	nox -f examples/simple/noxfile.py
	env:
	CARGO_TERM_VERBOSE: true
	CARGO_BUILD_TARGET: ${{ matrix.platform.rust-target }}
	RUST_BACKTRACE: 1

	test-numpy1:
	name: python${{ matrix.python-version }} numpy1
	runs-on: ubuntu-latest
	needs: [lint, check-msrv, examples]
	strategy:
	fail-fast: ${{ !contains(github.event.pull_request.labels.*.name, 'CI-no-fail-fast') }}
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install Rust
	uses: dtolnay/rust-toolchain@stable
	- name: Install toml
	run: pip install toml
	- name: Edit Cargo.toml and enable new resolver
	run: \|
	import toml
	cargo_toml = toml.load("Cargo.toml")
	cargo_toml["package"]["resolver"] = "2"
	with open("Cargo.toml", "w") as f:
	toml.dump(cargo_toml, f)
	shell: python
	- name: Test
	run: \|
	pip install "numpy<2" ml_dtypes
	cargo test --all-features
	- name: Test example
	run: \|
	pip install nox
	nox -f examples/simple/noxfile.py
	env:
	CARGO_TERM_VERBOSE: true
	RUST_BACKTRACE: 1

	cross-build:
	runs-on: ubuntu-latest
	needs: [lint, check-msrv, examples]
	steps:
	- uses: actions/checkout@v4
	- uses: messense/maturin-action@v1
	with:
	target: aarch64
	manylinux: auto
	args: --manifest-path examples/simple/Cargo.toml

	valgrind:
	runs-on: ubuntu-latest
	needs: [lint, check-msrv, examples]
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- uses: Swatinem/rust-cache@v2
	continue-on-error: true
	- uses: taiki-e/install-action@valgrind
	- run: \|
	pip install "numpy" ml_dtypes
	cargo test --all-features --release
	env:
	CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_RUNNER: valgrind --leak-check=no --error-exitcode=1

	careful:
	runs-on: ubuntu-latest
	needs: [lint, check-msrv, examples]
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@nightly
	- uses: Swatinem/rust-cache@v2
	continue-on-error: true
	- uses: taiki-e/install-action@cargo-careful
	- run: \|
	pip install "numpy" ml_dtypes
	cargo careful test --all-features

	check-msrv:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: 3.8
	- name: Install Rust
	uses: dtolnay/[email protected]
	- uses: Swatinem/rust-cache@v2
	with:
	workspaces: examples/simple
	continue-on-error: true
	- name: Install toml
	run: pip install toml
	- name: Edit Cargo.toml
	run: \|
	import toml
	cargo_toml = toml.load("Cargo.toml")
	cargo_toml["dependencies"]["ndarray"] = "0.13.1"
	cargo_toml["dependencies"]["parking_lot"] = "0.11.2"
	cargo_toml["dependencies"]["num-complex"] = "0.2.4"
	cargo_toml["dependencies"]["once_cell"] = "1.14.0"
	with open("Cargo.toml", "w") as f:
	toml.dump(cargo_toml, f)
	working-directory: examples/simple
	shell: python
	- name: Generate lockfile
	run: cargo generate-lockfile
	working-directory: examples/simple
	- name: Unify dependencies to MSRV-compatible versions
	run: \|
	import toml
	import subprocess
	cargo_lock = toml.load("Cargo.lock")
	for pkg in cargo_lock["package"]:
	pkg_id = pkg["name"] + ":" + pkg["version"]
	if pkg["name"] == "ndarray" and pkg["version"] != "0.13.1":
	subprocess.run(["cargo", "update", "--package", pkg_id, "--precise", "0.13.1"], check=True)
	elif pkg["name"] == "parking_lot" and pkg["version"] != "0.11.2":
	subprocess.run(["cargo", "update", "--package", pkg_id, "--precise", "0.11.2"], check=True)
	elif pkg["name"] == "once_cell" and pkg["version"] != "1.14.0":
	subprocess.run(["cargo", "update", "--package", pkg_id, "--precise", "1.14.0"], check=True)
	working-directory: examples/simple
	shell: python
	- name: Test example
	run: \|
	pip install nox
	nox -f examples/simple/noxfile.py

	examples:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install OpenBLAS
	run: sudo apt install --yes libopenblas-dev
	- name: Install Rust
	uses: dtolnay/rust-toolchain@stable
	- uses: Swatinem/rust-cache@v2
	continue-on-error: true
	- name: Test examples
	run: \|
	pip install nox
	nox -f examples/linalg/noxfile.py
	nox -f examples/parallel/noxfile.py

	coverage:
	runs-on: ubuntu-latest
	needs: [lint, check-msrv, examples]
	steps:
	- uses: actions/checkout@v4
	- name: Install numpy
	run: pip install "numpy" ml_dtypes
	- uses: Swatinem/rust-cache@v2
	continue-on-error: true
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: llvm-tools-preview
	- name: Install cargo-llvm-cov
	uses: taiki-e/install-action@cargo-llvm-cov
	- name: Generate code coverage
	run: cargo llvm-cov --all-features --codecov --output-path coverage.json
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v4
	with:
	file: coverage.json
	token: ${{ secrets.CODECOV_TOKEN }}
	fail_ci_if_error: true

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Add support for Numpy 2.x (take 2) #903

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Add support for Numpy 2.x (take 2) #903

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