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Merge pull request astropy#11934 from bsipocz/python3.7_drop
Dropping support for python 3.7
2 parents 025e2ba + e31867e commit 0fd7ae8

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‎.circleci/config.yml‎

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# and it is possible to publish image diffs as HTML like pytest-mpl in the future.
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jobs:
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image-tests-mpl303:
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docker:
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- image: circleci/python:3.8
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steps:
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- checkout
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- run:
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name: Install dependencies
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command: |
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sudo apt install texlive texlive-latex-extra texlive-fonts-recommended dvipng cm-super
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pip install pip tox --upgrade
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- run:
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name: Run tests
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command: tox -e py38-test-image-mpl303 -- -P visualization --remote-data=astropy --open-files --mpl --mpl-results-path=$PWD/results -W ignore:np.asscalar -W ignore::DeprecationWarning
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- store_artifacts:
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path: results
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image-tests-mpl311:
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docker:
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- image: circleci/python:3.9
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version: 2
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tests:
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jobs:
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- image-tests-mpl303
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- image-tests-mpl311
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- image-tests-mpldev

‎.github/workflows/ci_cron_weekly.yml‎

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# that gives too many false positives due to URL timeouts. We also
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# install all dependencies via pip here so we pick up the latest
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# releases.
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- name: Python 3.7 with dev version of key dependencies
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- name: Python 3.8 with dev version of key dependencies
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os: ubuntu-latest
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python: 3.7
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toxenv: py37-test-devdeps
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python: 3.8
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toxenv: py38-test-devdeps
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- name: Documentation link check
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os: ubuntu-latest
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python: 3.7
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python: 3.8
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toxenv: linkcheck
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# TODO: Uncomment when 3.10 is more mature. Should we use devdeps?
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# of using system libraries and using pytest directly.
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runs-on: ubuntu-18.04
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name: Python 3.7
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name: Python 3.9
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if: (github.repository == 'astropy/astropy' && (github.event_name == 'schedule' || contains(github.event.pull_request.labels.*.name, 'Extra CI')))
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env:
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ARCH_ON_CI: ${{ matrix.arch }}
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- uses: actions/checkout@v2
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with:
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fetch-depth: 0
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- uses: uraimo/run-on-arch-action@v2.0.5
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- uses: uraimo/run-on-arch-action@v2.1.1
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name: Run tests
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id: build
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with:
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arch: ${{ matrix.arch }}
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distro: buster
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distro: bullseye
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shell: /bin/bash
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install: |
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echo "deb http://deb.debian.org/debian buster-backports main" >> /etc/apt/sources.list
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apt-get update -q -y
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apt-get install -q -y git \
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g++ \
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python3-ply \
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python3-venv \
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cython3 \
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wcslib-dev/buster-backports \
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wcslib-dev \
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libcfitsio-dev \
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liberfa1
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‎.github/workflows/ci_workflows.yml‎

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toxargs: -v --develop
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toxposargs: --open-files
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- name: Python 3.7 with oldest supported version of all dependencies
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- name: Python 3.8 with oldest supported version of all dependencies
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os: ubuntu-16.04
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python: 3.7
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toxenv: py37-test-oldestdeps
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python: 3.8
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toxenv: py38-test-oldestdeps
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- name: Python 3.8 with numpy 1.18 and full coverage
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os: ubuntu-latest
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toxenv: py38-test-alldeps
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toxposargs: --durations=50
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- name: Python 3.7 with all optional dependencies (MacOS X)
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- name: Python 3.8 with all optional dependencies (MacOS X)
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os: macos-latest
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python: 3.7
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toxenv: py37-test-alldeps
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python: 3.8
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toxenv: py38-test-alldeps
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toxposargs: --durations=50
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steps:
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fail-fast: false
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matrix:
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include:
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- name: (Allowed Failure) Python 3.7 with remote data and dev version of key dependencies
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- name: (Allowed Failure) Python 3.8 with remote data and dev version of key dependencies
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os: ubuntu-latest
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python: 3.7
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toxenv: py37-test-devdeps
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python: 3.8
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toxenv: py38-test-devdeps
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toxposargs: --remote-data=any
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steps:
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run: |
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mkdir -p $HOME/.astropy/config/
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printf "unicode_output = True\nmax_width = 500" > $HOME/.astropy/config/astropy.cfg
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# In addition to testing 32-bit, we also use the 3.7 builds to
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# In addition to testing 32-bit, we also use the 3.8 builds to
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# test the ability to run the test suite in parallel.
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- name: Install dependencies for Python 3.7
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run: /opt/python/cp37-cp37m/bin/pip install tox
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- name: Run tests for Python 3.7
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run: /opt/python/cp37-cp37m/bin/python -m tox -e py37-test -- -n=4 --durations=50
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- name: Install dependencies for Python 3.8
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run: /opt/python/cp38-cp38/bin/pip install tox
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- name: Run tests for Python 3.8
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run: /opt/python/cp38-cp38/bin/python -m tox -e py38-test -- -n=4 --durations=50
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# We use the 3.8 build to check that running tests twice in a row in the
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# same Python session works without issues. This catches cases where
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# running the tests changes the module state permanently. Note that we

‎CONTRIBUTING.md‎

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**Code Quality**
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* Are the [coding guidelines](https://docs.astropy.org/en/latest/development/codeguide.html) followed?
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* Is the code compatible with Python >=3.7?
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* Is the code compatible with Python >=3.8?
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* Are there dependencies other than the `astropy` core, the Python Standard
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Library, and NumPy 1.18.0 or later?
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* Is the package importable even if the C-extensions are not built?

‎astropy/modeling/tests/test_compound.py‎

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(model1 & poly).inverse
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@pytest.mark.skipif(str("sys.version_info < (2, 7, 3)"))
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def test_pickle_compound():
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"""
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Regression test for

‎astropy/utils/console.py‎

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bar.update(i)
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else:
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ctx = multiprocessing.get_context(multiprocessing_start_method)
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if sys.version_info >= (3, 7):
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kwargs = dict(mp_context=ctx)
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else:
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kwargs = {}
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kwargs = dict(mp_context=ctx)
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with ProcessPoolExecutor(
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max_workers=(int(multiprocess)
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if multiprocess is not True

‎astropy/utils/tests/test_data.py‎

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assert is_url_in_cache(u)
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@pytest.mark.skipif((3, 7) <= sys.version_info < (3, 8) or
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(sys.platform.startswith('win') and CI),
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reason="mystery segfault that is possibly bug #10008 "
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"for python < 3.8, flaky cache error on Windows CI")
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@pytest.mark.skipif((sys.platform.startswith('win') and CI),
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reason="flaky cache error on Windows CI")
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def test_download_file_threaded_many(temp_cache, valid_urls):
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"""Hammer download_file with multiple threaded requests.
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assert get_file_contents(r) == c
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@pytest.mark.skipif((3, 7) <= sys.version_info < (3, 8) or
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(sys.platform.startswith('win') and CI),
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reason="mystery segfault that is possibly bug #10008 "
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"for python < 3.8, flaky cache error on Windows CI")
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@pytest.mark.skipif((sys.platform.startswith('win') and CI),
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reason="flaky cache error on Windows CI")
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def test_threaded_segfault(valid_urls):
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"""Demonstrate urllib's segfault."""
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def slurp_url(u):
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[u for (u, c) in urls]))
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@pytest.mark.skipif((3, 7) <= sys.version_info < (3, 8) or
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(sys.platform.startswith('win') and CI),
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reason="mystery segfault that is possibly bug #10008 "
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"for python < 3.8, flaky cache error on Windows CI")
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@pytest.mark.skipif((sys.platform.startswith('win') and CI),
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reason="flaky cache error on Windows CI")
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def test_download_file_threaded_many_partial_success(
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"""Hammer download_file with multiple threaded requests.
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assert get_file_contents(r_3) == c_plus
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@pytest.mark.skipif(sys.version_info < (3, 8) or
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(sys.platform.startswith('win') and CI),
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reason="mystery segfault that is possibly bug #10008 "
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"for python < 3.8, flaky cache error on Windows CI")
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@pytest.mark.skipif((sys.platform.startswith('win') and CI),
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reason="flaky cache error on Windows CI")
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def test_update_parallel(temp_cache, valid_urls):
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u, c = next(valid_urls)
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u2, c2 = next(valid_urls)
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@pytest.mark.skipif(sys.version_info < (3, 8) or
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(sys.platform.startswith('win') and CI),
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reason="mystery segfault that is possibly bug #10008 "
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"for python < 3.8, flaky cache error on Windows CI")
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@pytest.mark.skipif((sys.platform.startswith('win') and CI),
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reason="flaky cache error on Windows CI")
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def test_update_parallel_multi(temp_cache, valid_urls):
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u, c = next(valid_urls)
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iucs = list(islice(valid_urls, N_THREAD_HAMMER))

‎docs/changes/11934.other.1.rst‎

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Minimum version of required Python is now 3.8.

‎docs/changes/11934.other.2.rst‎

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Minimum version of required Matplotlib is now 3.1.

‎docs/changes/11934.other.3.rst‎

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Minimum version of required Scipy is now 1.3.

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