Tests

ENH: AnchoredOffsetbox for (Sub)Figures #34529

Workflow file for this run

	---
	name: Tests
	concurrency:
	group: ${{ github.workflow }}-${{ github.event.number }}-${{ github.event.ref }}
	cancel-in-progress: true

	on:
	push:
	branches-ignore:
	- auto-backport-of-pr-[0-9]+
	- v[0-9]+.[0-9]+.[0-9x]+-doc
	- dependabot/**
	pull_request:
	branches-ignore:
	- v[0-9]+.[0-9]+.[0-9x]+-doc
	paths-ignore:
	# Skip running tests if changes are only in documentation directories
	- 'doc/**'
	- 'galleries/**'
	schedule:
	# 5:47 UTC on Saturdays
	- cron: "47 5 * * 6"
	workflow_dispatch:

	permissions: {}

	env:
	NO_AT_BRIDGE: 1 # Necessary for GTK3 interactive test.
	OPENBLAS_NUM_THREADS: 1
	PYTHONFAULTHANDLER: 1

	jobs:
	test:
	if: >-
	github.event_name == 'workflow_dispatch' \|\|
	(
	github.repository == 'matplotlib/matplotlib' &&
	!contains(github.event.head_commit.message, '[ci skip]') &&
	!contains(github.event.head_commit.message, '[skip ci]') &&
	!contains(github.event.head_commit.message, '[skip github]') &&
	!contains(github.event.head_commit.message, '[ci doc]')
	)
	permissions:
	contents: read
	name: "Python ${{ matrix.python-version }} on ${{ matrix.os }} ${{ matrix.name-suffix }}"
	runs-on: ${{ matrix.os }}

	strategy:
	fail-fast: false
	matrix:
	include:
	- name-suffix: "(Minimum Versions)"
	os: ubuntu-22.04
	python-version: '3.12'
	extra-requirements: '-c ci/minver-requirements.txt'
	delete-font-cache: true
	# https://github.com/matplotlib/matplotlib/issues/29844
	pygobject-ver: '<3.52.0'
	- os: ubuntu-22.04
	python-version: '3.12'
	CFLAGS: "-fno-lto" # Ensure that disabling LTO works.
	extra-requirements: '--group test-extra'
	# https://github.com/matplotlib/matplotlib/issues/29844
	pygobject-ver: '<3.52.0'
	- name-suffix: "(Extra TeX packages)"
	os: ubuntu-22.04
	python-version: '3.13'
	extra-packages: 'texlive-fonts-extra texlive-lang-cyrillic'
	# https://github.com/matplotlib/matplotlib/issues/29844
	pygobject-ver: '<3.52.0'
	- name-suffix: "Free-threaded"
	os: ubuntu-22.04
	python-version: '3.14t'
	# https://github.com/matplotlib/matplotlib/issues/29844
	pygobject-ver: '<3.52.0'
	- os: ubuntu-24.04
	python-version: '3.14'
	- os: ubuntu-24.04-arm
	python-version: '3.12'
	- os: macos-14 # This runner is on M1 (arm64) chips.
	python-version: '3.12'
	# https://github.com/matplotlib/matplotlib/issues/29732
	pygobject-ver: '<3.52.0'
	- os: macos-15 # This runner is on M1 (arm64) chips.
	python-version: '3.13'
	# https://github.com/matplotlib/matplotlib/issues/29732
	pygobject-ver: '<3.52.0'
	- os: macos-15 # This runner is on M1 (arm64) chips.
	python-version: '3.14'
	# https://github.com/matplotlib/matplotlib/issues/29732
	pygobject-ver: '<3.52.0'

	steps:
	- uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
	with:
	fetch-depth: 0
	persist-credentials: false

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
	with:
	python-version: ${{ matrix.python-version }}
	allow-prereleases: true

	- name: Install OS dependencies
	run: \|
	case "${{ runner.os }}" in
	Linux)
	echo 'Acquire::Retries "3";' \| sudo tee /etc/apt/apt.conf.d/80-retries
	sudo apt-get update -yy
	sudo apt-get install -yy --no-install-recommends \
	ccache \
	cm-super \
	dvipng \
	fonts-freefont-otf \
	fonts-noto-cjk \
	fonts-wqy-zenhei \
	gdb \
	gir1.2-gtk-3.0 \
	gir1.2-gtk-4.0 \
	graphviz \
	inkscape \
	language-pack-de \
	lcov \
	libcairo2 \
	libcairo2-dev \
	libffi-dev \
	libgeos-dev \
	libnotify4 \
	libsdl2-2.0-0 \
	libxkbcommon-x11-0 \
	libxcb-cursor0 \
	libxcb-icccm4 \
	libxcb-image0 \
	libxcb-keysyms1 \
	libxcb-randr0 \
	libxcb-render-util0 \
	libxcb-xinerama0 \
	lmodern \
	ninja-build \
	pkg-config \
	qtbase5-dev \
	texlive-fonts-recommended \
	texlive-latex-base \
	texlive-latex-extra \
	texlive-latex-recommended \
	texlive-luatex \
	texlive-pictures \
	texlive-xetex \
	${{ matrix.extra-packages }}
	if [[ "${{ matrix.name-suffix }}" != '(Minimum Versions)' ]]; then
	sudo apt-get install -yy --no-install-recommends ffmpeg poppler-utils
	fi
	if [[ "${{ matrix.os }}" = ubuntu-22.04 ]]; then
	sudo apt-get install -yy --no-install-recommends \
	libgirepository1.0-dev
	else # ubuntu-24.04
	sudo apt-get install -yy --no-install-recommends \
	libgirepository-2.0-dev
	fi
	;;
	macOS)
	brew update
	# Periodically, Homebrew updates Python and fails to overwrite the
	# existing not-managed-by-Homebrew copy without explicitly being told
	# to do so. GitHub/Azure continues to avoid fixing their runner images:
	# https://github.com/actions/runner-images/issues/9966
	# so force an overwrite even if there are no Python updates.
	# We don't even care about Homebrew's Python because we use the one
	# from actions/setup-python.
	for python_package in $(brew list \| grep python@); do
	brew unlink ${python_package}
	brew link --overwrite ${python_package}
	done
	# Workaround for https://github.com/actions/runner-images/issues/10984
	brew uninstall --ignore-dependencies --force pkg-config@0.29.2
	brew install ccache ffmpeg ghostscript gobject-introspection gtk4 imagemagick ninja
	brew install --cask font-noto-sans-cjk font-noto-sans-cjk-sc inkscape
	;;
	esac

	- name: Cache pip
	uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
	if: startsWith(runner.os, 'Linux')
	with:
	path: ~/.cache/pip
	key: \|
	${{ matrix.os }}-py${{ matrix.python-version }}-pip-${{
	hashFiles('pyproject.toml', 'ci/minver-requirements.txt') }}
	restore-keys: \|
	${{ matrix.os }}-py${{ matrix.python-version }}-pip-
	- name: Cache pip
	uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
	if: startsWith(runner.os, 'macOS')
	with:
	path: ~/Library/Caches/pip
	key: ${{ matrix.os }}-py${{ matrix.python-version }}-pip-${{ hashFiles('pyproject.toml') }}
	restore-keys: \|
	${{ matrix.os }}-py${{ matrix.python-version }}-pip-
	- name: Cache ccache
	uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
	with:
	path: \|
	~/.ccache
	key: ${{ matrix.os }}-py${{ matrix.python-version }}-ccache-${{ hashFiles('src/*') }}
	restore-keys: \|
	${{ matrix.os }}-py${{ matrix.python-version }}-ccache-
	- name: Cache Matplotlib
	uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
	with:
	path: \|
	~/.cache/matplotlib
	!~/.cache/matplotlib/tex.cache
	!~/.cache/matplotlib/test_cache
	key: 6-${{ matrix.os }}-py${{ matrix.python-version }}-mpl-${{ github.ref }}-${{ github.sha }}
	restore-keys: \|
	6-${{ matrix.os }}-py${{ matrix.python-version }}-mpl-${{ github.ref }}-
	6-${{ matrix.os }}-py${{ matrix.python-version }}-mpl-

	- name: Install Python dependencies
	run: \|
	# Upgrade pip and setuptools and wheel to get as clean an install as
	# possible.
	python -m pip install --upgrade pip setuptools wheel

	# Install pre-release versions during our weekly upcoming dependency tests.
	if [[ "${{ github.event_name }}" == 'schedule'
	&& "${{ matrix.name-suffix }}" != '(Minimum Versions)' ]]; then
	PRE="--pre"
	fi

	# Install dependencies from PyPI.
	# Preinstall build requirements to enable no-build-isolation builds.
	python -m pip install --upgrade $PRE --prefer-binary \
	--group build --group test ${{ matrix.extra-requirements }}

	# Install optional dependencies from PyPI.
	# Sphinx is needed to run sphinxext tests
	python -m pip install --upgrade sphinx!=6.1.2

	if [[ "${{ matrix.python-version }}" != '3.14t' ]]; then
	# GUI toolkits are pip-installable only for some versions of Python
	# so don't fail if we can't install them. Make it easier to check
	# whether the install was successful by trying to import the toolkit
	# (sometimes, the install appears to be successful but shared
	# libraries cannot be loaded at runtime, so an actual import is a
	# better check).
	python -m pip install --upgrade pycairo 'cairocffi>=0.8' 'PyGObject${{ matrix.pygobject-ver }}' &&
	(
	python -c 'import gi; gi.require_version("Gtk", "4.0"); from gi.repository import Gtk' &&
	echo 'PyGObject 4 is available' \|\| echo 'PyGObject 4 is not available'
	) && (
	python -c 'import gi; gi.require_version("Gtk", "3.0"); from gi.repository import Gtk' &&
	echo 'PyGObject 3 is available' \|\| echo 'PyGObject 3 is not available'
	)

	# PyQt5 does not have any wheels for ARM on Linux.
	if [[ "${{ matrix.os }}" != 'ubuntu-24.04-arm' ]]; then
	python -mpip install --upgrade --only-binary :all: pyqt5 &&
	python -c 'import PyQt5.QtCore' &&
	echo 'PyQt5 is available' \|\|
	echo 'PyQt5 is not available'
	fi
	python -mpip install --upgrade --only-binary :all: pyqt6 &&
	python -c 'import PyQt6.QtCore' &&
	echo 'PyQt6 is available' \|\|
	echo 'PyQt6 is not available'
	python -mpip install --upgrade --only-binary :all: pyside6 &&
	python -c 'import PySide6.QtCore' &&
	echo 'PySide6 is available' \|\|
	echo 'PySide6 is not available'

	python -mpip install --upgrade --only-binary :all: \
	-f "https://extras.wxpython.org/wxPython4/extras/linux/gtk3/${{ matrix.os }}" \
	wxPython &&
	python -c 'import wx' &&
	echo 'wxPython is available' \|\|
	echo 'wxPython is not available'

	fi # Skip backends on Python 3.14t.

	- name: Install the nightly dependencies
	# Only install the nightly dependencies during the scheduled event
	if: github.event_name == 'schedule' && matrix.name-suffix != '(Minimum Versions)'
	run: \|
	python -m pip install pytz tzdata # Must be installed for Pandas.
	python -m pip install \
	--index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple \
	--upgrade --only-binary=:all: numpy pandas

	- name: Install Matplotlib
	run: \|
	ccache -s
	git describe

	# Set flag in a delayed manner to avoid issues with installing other
	# packages
	if [[ "${{ runner.os }}" == 'macOS' ]]; then
	export CPPFLAGS='-fprofile-instr-generate=default.%m.profraw'
	export CPPFLAGS="$CPPFLAGS -fcoverage-mapping"
	else
	export CPPFLAGS='--coverage -fprofile-abs-path'
	fi

	python -m pip install --no-deps --no-build-isolation --verbose \
	--config-settings=setup-args="-DrcParams-backend=Agg" \
	--editable .[dev]

	if [[ "${{ runner.os }}" != 'macOS' ]]; then
	unset CPPFLAGS
	fi

	- name: Clear font cache
	run: \|
	rm -rf ~/.cache/matplotlib
	if: matrix.delete-font-cache

	- name: Run pytest
	run: \|
	if [[ "${{ matrix.python-version }}" == '3.14t' ]]; then
	export PYTHON_GIL=0
	fi
	pytest -rfEsXR -n auto \
	--maxfail=50 --timeout=300 --durations=25 \
	--cov-report=xml --cov=lib --log-level=DEBUG --color=yes

	- name: Cleanup non-failed image files
	if: failure()
	run: \|
	find ./result_images -name "-expected.png" \| while read file; do
	if [[ $file == *-expected_???.png ]]; then
	extension=${file: -7:3}
	base=${file%*-expected_$extension.png}_$extension
	else
	extension="png"
	base=${file%-expected.png}
	fi
	if [[ ! -e ${base}-failed-diff.png ]]; then
	indent=""
	list=($file $base.png)
	if [[ $extension != "png" ]]; then
	list+=(${base%_$extension}-expected.$extension ${base%_$extension}.$extension)
	fi
	for to_remove in "${list[@]}"; do
	if [[ -e $to_remove ]]; then
	rm $to_remove
	echo "${indent}Removed $to_remove"
	fi
	indent+=" "
	done
	fi
	done

	if [ "$(find ./result_images -mindepth 1 -type d)" ]; then
	find ./result_images/* -type d -empty -delete
	fi

	- name: Filter C coverage
	if: ${{ !cancelled() && github.event_name != 'schedule' }}
	run: \|
	if [[ "${{ runner.os }}" != 'macOS' ]]; then
	LCOV_IGNORE_ERRORS=',' # do not ignore any lcov errors by default
	if [[ "${{ matrix.os }}" = ubuntu-24.04 \|\| "${{ matrix.os }}" = ubuntu-24.04-arm ]]; then
	# filter mismatch errors detected by lcov 2.x
	LCOV_IGNORE_ERRORS='mismatch'
	fi
	lcov --rc lcov_branch_coverage=1 --ignore-errors $LCOV_IGNORE_ERRORS \
	--capture --directory . --exclude $PWD/subprojects --exclude $PWD/build \
	--output-file coverage.info
	lcov --rc lcov_branch_coverage=1 --ignore-errors $LCOV_IGNORE_ERRORS \
	--output-file coverage.info --extract coverage.info $PWD/src/'*'
	lcov --rc lcov_branch_coverage=1 --ignore-errors $LCOV_IGNORE_ERRORS \
	--list coverage.info
	find . -name '.gc' -delete
	else
	xcrun llvm-profdata merge -sparse default.*.profraw \
	-o default.profdata
	xcrun llvm-cov export -format="lcov" build//src/.so \
	-instr-profile default.profdata > info.lcov
	fi
	- name: Upload code coverage
	if: ${{ !cancelled() && github.event_name != 'schedule' }}
	uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f # v7.0.0
	with:
	name: "${{ matrix.python-version }} ${{ matrix.os }} ${{ matrix.name-suffix }}"
	token: ${{ secrets.CODECOV_TOKEN }}

	- uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
	if: failure()
	with:
	name: "${{ matrix.python-version }} ${{ matrix.os }} ${{ matrix.name-suffix }} result images"
	path: ./result_images

	# Separate dependent job to only upload one issue from the matrix of jobs
	create-issue:
	if: ${{ failure() && github.event_name == 'schedule' }}
	needs: [test]
	permissions:
	issues: write
	runs-on: ubuntu-latest
	name: "Create issue on failure"

	steps:
	- name: Create issue on failure
	uses: imjohnbo/issue-bot@3188c6ce06249206709d3b1f274d0d4c5a521601 # v3.4.5
	with:
	title: "[TST] Upcoming dependency test failures"
	body: \|
	The weekly build with nightly wheels from numpy and pandas
	has failed. Check the logs for any updates that need to be
	made in matplotlib.
	https://github.com/${{github.repository}}/actions/runs/${{github.run_id}}

	pinned: false
	close-previous: false
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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PL/B Language Development and Support

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ENH: AnchoredOffsetbox for (Sub)Figures #34529

Workflow file

ENH: AnchoredOffsetbox for (Sub)Figures #34529

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Workflow file for this run