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Remove Python 3.7 support (#8361)

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Closes #7803
Authored by: bashonly
pull/8600/head
bashonly 12 months ago committed by GitHub
parent fe6c82ccff
commit f4b95acafc
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GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 101 additions and 95 deletions
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15
.github/workflows/build.yml vendored
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@ -377,8 +377,8 @@ jobs:
steps: steps:
- uses: actions/checkout@v4 - uses: actions/checkout@v4
- uses: actions/setup-python@v4 - uses: actions/setup-python@v4
with: # 3.7 is used for Vista support. See https://github.com/yt-dlp/yt-dlp/issues/390 with:
python-version: "3.7" python-version: "3.8"
architecture: "x86" architecture: "x86"
- name: Install Requirements - name: Install Requirements
run: | run: |
@ -436,7 +436,16 @@ jobs:
run: | run: |
cat >> _update_spec << EOF cat >> _update_spec << EOF
# This file is used for regulating self-update # This file is used for regulating self-update
lock 2022.08.18.36 .+ Python 3.6 lock 2022.08.18.36 .+ Python 3\.6
lock 2023.11.16 (?!win_x86_exe).+ Python 3\.7
lock 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
lockV2 yt-dlp/yt-dlp 2022.08.18.36 .+ Python 3\.6
lockV2 yt-dlp/yt-dlp 2023.11.16 (?!win_x86_exe).+ Python 3\.7
lockV2 yt-dlp/yt-dlp 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 (?!win_x86_exe).+ Python 3\.7
lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 win_x86_exe .+ Windows-(?:Vista|2008Server)
lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 (?!win_x86_exe).+ Python 3\.7
lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 win_x86_exe .+ Windows-(?:Vista|2008Server)
EOF EOF
- name: Sign checksum files - name: Sign checksum files

6
.github/workflows/core.yml vendored
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@ -13,12 +13,12 @@ jobs:
matrix: matrix:
os: [ubuntu-latest] os: [ubuntu-latest]
# CPython 3.11 is in quick-test # CPython 3.11 is in quick-test
python-version: ['3.8', '3.9', '3.10', '3.12', pypy-3.7, pypy-3.8, pypy-3.10] python-version: ['3.8', '3.9', '3.10', '3.12', pypy-3.8, pypy-3.10]
run-tests-ext: [sh] run-tests-ext: [sh]
include: include:
# atleast one of each CPython/PyPy tests must be in windows # atleast one of each CPython/PyPy tests must be in windows
- os: windows-latest - os: windows-latest
python-version: '3.7' python-version: '3.8'
run-tests-ext: bat run-tests-ext: bat
- os: windows-latest - os: windows-latest
python-version: '3.12' python-version: '3.12'
@ -32,7 +32,7 @@ jobs:
uses: actions/setup-python@v4 uses: actions/setup-python@v4
with: with:
python-version: ${{ matrix.python-version }} python-version: ${{ matrix.python-version }}
- name: Install dependencies - name: Install test requirements
run: pip install pytest -r requirements.txt run: pip install pytest -r requirements.txt
- name: Run tests - name: Run tests
continue-on-error: False continue-on-error: False

8
.github/workflows/download.yml vendored
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@ -15,7 +15,7 @@ jobs:
with: with:
python-version: 3.9 python-version: 3.9
- name: Install test requirements - name: Install test requirements
run: pip install pytest run: pip install pytest -r requirements.txt
- name: Run tests - name: Run tests
continue-on-error: true continue-on-error: true
run: ./devscripts/run_tests.sh download run: ./devscripts/run_tests.sh download
@ -28,7 +28,7 @@ jobs:
fail-fast: true fail-fast: true
matrix: matrix:
os: [ubuntu-latest] os: [ubuntu-latest]
python-version: ['3.7', '3.10', '3.12', pypy-3.7, pypy-3.8, pypy-3.10] python-version: ['3.10', '3.11', '3.12', pypy-3.8, pypy-3.10]
run-tests-ext: [sh] run-tests-ext: [sh]
include: include:
# atleast one of each CPython/PyPy tests must be in windows # atleast one of each CPython/PyPy tests must be in windows
@ -44,8 +44,8 @@ jobs:
uses: actions/setup-python@v4 uses: actions/setup-python@v4
with: with:
python-version: ${{ matrix.python-version }} python-version: ${{ matrix.python-version }}
- name: Install pytest - name: Install test requirements
run: pip install pytest run: pip install pytest -r requirements.txt
- name: Run tests - name: Run tests
continue-on-error: true continue-on-error: true
run: ./devscripts/run_tests.${{ matrix.run-tests-ext }} download run: ./devscripts/run_tests.${{ matrix.run-tests-ext }} download

2
.github/workflows/quick-test.yml vendored
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@ -15,7 +15,7 @@ jobs:
with: with:
python-version: '3.11' python-version: '3.11'
- name: Install test requirements - name: Install test requirements
run: pip install pytest pycryptodomex run: pip install pytest -r requirements.txt
- name: Run tests - name: Run tests
run: | run: |
python3 -m yt_dlp -v || true python3 -m yt_dlp -v || true

2
CONTRIBUTING.md
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@ -222,7 +222,7 @@ After you have ensured this site is distributing its content legally, you can fo
$ flake8 yt_dlp/extractor/yourextractor.py $ flake8 yt_dlp/extractor/yourextractor.py
1. Make sure your code works under all [Python](https://www.python.org/) versions supported by yt-dlp, namely CPython and PyPy for Python 3.7 and above. Backward compatibility is not required for even older versions of Python. 1. Make sure your code works under all [Python](https://www.python.org/) versions supported by yt-dlp, namely CPython and PyPy for Python 3.8 and above. Backward compatibility is not required for even older versions of Python.
1. When the tests pass, [add](https://git-scm.com/docs/git-add) the new files, [commit](https://git-scm.com/docs/git-commit) them and [push](https://git-scm.com/docs/git-push) the result, like this: 1. When the tests pass, [add](https://git-scm.com/docs/git-add) the new files, [commit](https://git-scm.com/docs/git-commit) them and [push](https://git-scm.com/docs/git-push) the result, like this:
$ git add yt_dlp/extractor/_extractors.py $ git add yt_dlp/extractor/_extractors.py

6
README.md
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@ -131,7 +131,7 @@ Features marked with a **\*** have been back-ported to youtube-dl
Some of yt-dlp's default options are different from that of youtube-dl and youtube-dlc: Some of yt-dlp's default options are different from that of youtube-dl and youtube-dlc:
* yt-dlp supports only [Python 3.7+](## "Windows 7"), and *may* remove support for more versions as they [become EOL](https://devguide.python.org/versions/#python-release-cycle); while [youtube-dl still supports Python 2.6+ and 3.2+](https://github.com/ytdl-org/youtube-dl/issues/30568#issue-1118238743) * yt-dlp supports only [Python 3.8+](## "Windows 7"), and *may* remove support for more versions as they [become EOL](https://devguide.python.org/versions/#python-release-cycle); while [youtube-dl still supports Python 2.6+ and 3.2+](https://github.com/ytdl-org/youtube-dl/issues/30568#issue-1118238743)
* The options `--auto-number` (`-A`), `--title` (`-t`) and `--literal` (`-l`), no longer work. See [removed options](#Removed) for details * The options `--auto-number` (`-A`), `--title` (`-t`) and `--literal` (`-l`), no longer work. See [removed options](#Removed) for details
* `avconv` is not supported as an alternative to `ffmpeg` * `avconv` is not supported as an alternative to `ffmpeg`
* yt-dlp stores config files in slightly different locations to youtube-dl. See [CONFIGURATION](#configuration) for a list of correct locations * yt-dlp stores config files in slightly different locations to youtube-dl. See [CONFIGURATION](#configuration) for a list of correct locations
@ -266,7 +266,7 @@ gpg --verify SHA2-512SUMS.sig SHA2-512SUMS
**Note**: The manpages, shell completion (autocomplete) files etc. are available inside the [source tarball](https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp.tar.gz) **Note**: The manpages, shell completion (autocomplete) files etc. are available inside the [source tarball](https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp.tar.gz)
## DEPENDENCIES ## DEPENDENCIES
Python versions 3.7+ (CPython and PyPy) are supported. Other versions and implementations may or may not work correctly. Python versions 3.8+ (CPython and PyPy) are supported. Other versions and implementations may or may not work correctly.
<!-- Python 3.5+ uses VC++14 and it is already embedded in the binary created <!-- Python 3.5+ uses VC++14 and it is already embedded in the binary created
<!x-- https://www.microsoft.com/en-us/download/details.aspx?id=26999 --x> <!x-- https://www.microsoft.com/en-us/download/details.aspx?id=26999 --x>
@ -334,7 +334,7 @@ On some systems, you may need to use `py` or `python` instead of `python3`.
**Important**: Running `pyinstaller` directly **without** using `pyinst.py` is **not** officially supported. This may or may not work correctly. **Important**: Running `pyinstaller` directly **without** using `pyinst.py` is **not** officially supported. This may or may not work correctly.
### Platform-independent Binary (UNIX) ### Platform-independent Binary (UNIX)
You will need the build tools `python` (3.7+), `zip`, `make` (GNU), `pandoc`\* and `pytest`\*. You will need the build tools `python` (3.8+), `zip`, `make` (GNU), `pandoc`\* and `pytest`\*.
After installing these, simply run `make`. After installing these, simply run `make`.

4
setup.cfg
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@ -26,7 +26,7 @@ markers =
[tox:tox] [tox:tox]
skipsdist = true skipsdist = true
envlist = py{36,37,38,39,310,311},pypy{36,37,38,39} envlist = py{38,39,310,311,312},pypy{38,39,310}
skip_missing_interpreters = true skip_missing_interpreters = true
[testenv] # tox [testenv] # tox
@ -39,7 +39,7 @@ setenv =
[isort] [isort]
py_version = 37 py_version = 38
multi_line_output = VERTICAL_HANGING_INDENT multi_line_output = VERTICAL_HANGING_INDENT
line_length = 80 line_length = 80
reverse_relative = true reverse_relative = true

4
setup.py
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@ -152,7 +152,7 @@ def main():
url='https://github.com/yt-dlp/yt-dlp', url='https://github.com/yt-dlp/yt-dlp',
packages=packages(), packages=packages(),
install_requires=REQUIREMENTS, install_requires=REQUIREMENTS,
python_requires='>=3.7', python_requires='>=3.8',
project_urls={ project_urls={
'Documentation': 'https://github.com/yt-dlp/yt-dlp#readme', 'Documentation': 'https://github.com/yt-dlp/yt-dlp#readme',
'Source': 'https://github.com/yt-dlp/yt-dlp', 'Source': 'https://github.com/yt-dlp/yt-dlp',
@ -164,11 +164,11 @@ def main():
'Development Status :: 5 - Production/Stable', 'Development Status :: 5 - Production/Stable',
'Environment :: Console', 'Environment :: Console',
'Programming Language :: Python', 'Programming Language :: Python',
'Programming Language :: Python :: 3.7',
'Programming Language :: Python :: 3.8', 'Programming Language :: Python :: 3.8',
'Programming Language :: Python :: 3.9', 'Programming Language :: Python :: 3.9',
'Programming Language :: Python :: 3.10', 'Programming Language :: Python :: 3.10',
'Programming Language :: Python :: 3.11', 'Programming Language :: Python :: 3.11',
'Programming Language :: Python :: 3.12',
'Programming Language :: Python :: Implementation', 'Programming Language :: Python :: Implementation',
'Programming Language :: Python :: Implementation :: CPython', 'Programming Language :: Python :: Implementation :: CPython',
'Programming Language :: Python :: Implementation :: PyPy', 'Programming Language :: Python :: Implementation :: PyPy',

110
test/test_update.py
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@ -68,25 +68,34 @@ TEST_API_DATA = {
}, },
} }
TEST_LOCKFILE_V1 = '''# This file is used for regulating self-update TEST_LOCKFILE_COMMENT = '# This file is used for regulating self-update'
lock 2022.08.18.36 .+ Python 3.6
lock 2023.11.13 .+ Python 3.7 TEST_LOCKFILE_V1 = r'''%s
lock 2022.08.18.36 .+ Python 3\.6
lock 2023.11.16 (?!win_x86_exe).+ Python 3\.7
lock 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
''' % TEST_LOCKFILE_COMMENT
TEST_LOCKFILE_V2_TMPL = r'''%s
lockV2 yt-dlp/yt-dlp 2022.08.18.36 .+ Python 3\.6
lockV2 yt-dlp/yt-dlp 2023.11.16 (?!win_x86_exe).+ Python 3\.7
lockV2 yt-dlp/yt-dlp 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 (?!win_x86_exe).+ Python 3\.7
lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 win_x86_exe .+ Windows-(?:Vista|2008Server)
lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 (?!win_x86_exe).+ Python 3\.7
lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 win_x86_exe .+ Windows-(?:Vista|2008Server)
''' '''
TEST_LOCKFILE_V2 = '''# This file is used for regulating self-update TEST_LOCKFILE_V2 = TEST_LOCKFILE_V2_TMPL % TEST_LOCKFILE_COMMENT
lockV2 yt-dlp/yt-dlp 2022.08.18.36 .+ Python 3.6
lockV2 yt-dlp/yt-dlp 2023.11.13 .+ Python 3.7 TEST_LOCKFILE_ACTUAL = TEST_LOCKFILE_V2_TMPL % TEST_LOCKFILE_V1.rstrip('\n')
'''
TEST_LOCKFILE_V1_V2 = '''# This file is used for regulating self-update TEST_LOCKFILE_FORK = r'''%s# Test if a fork blocks updates to non-numeric tags
lock 2022.08.18.36 .+ Python 3.6
lock 2023.11.13 .+ Python 3.7
lockV2 yt-dlp/yt-dlp 2022.08.18.36 .+ Python 3.6
lockV2 yt-dlp/yt-dlp 2023.11.13 .+ Python 3.7
lockV2 fork/yt-dlp pr0000 .+ Python 3.6 lockV2 fork/yt-dlp pr0000 .+ Python 3.6
lockV2 fork/yt-dlp pr1234 .+ Python 3.7 lockV2 fork/yt-dlp pr1234 (?!win_x86_exe).+ Python 3\.7
lockV2 fork/yt-dlp pr1234 win_x86_exe .+ Windows-(?:Vista|2008Server)
lockV2 fork/yt-dlp pr9999 .+ Python 3.11 lockV2 fork/yt-dlp pr9999 .+ Python 3.11
''' ''' % TEST_LOCKFILE_ACTUAL
class FakeUpdater(Updater): class FakeUpdater(Updater):
@ -97,7 +106,7 @@ class FakeUpdater(Updater):
_origin = 'yt-dlp/yt-dlp' _origin = 'yt-dlp/yt-dlp'
def _download_update_spec(self, *args, **kwargs): def _download_update_spec(self, *args, **kwargs):
return TEST_LOCKFILE_V1_V2 return TEST_LOCKFILE_ACTUAL
def _call_api(self, tag): def _call_api(self, tag):
tag = f'tags/{tag}' if tag != 'latest' else tag tag = f'tags/{tag}' if tag != 'latest' else tag
@ -112,7 +121,7 @@ class TestUpdate(unittest.TestCase):
def test_update_spec(self): def test_update_spec(self):
ydl = FakeYDL() ydl = FakeYDL()
updater = FakeUpdater(ydl, 'stable@latest') updater = FakeUpdater(ydl, 'stable')
def test(lockfile, identifier, input_tag, expect_tag, exact=False, repo='yt-dlp/yt-dlp'): def test(lockfile, identifier, input_tag, expect_tag, exact=False, repo='yt-dlp/yt-dlp'):
updater._identifier = identifier updater._identifier = identifier
@ -124,35 +133,46 @@ class TestUpdate(unittest.TestCase):
f'{identifier!r} requesting {repo}@{input_tag} (exact={exact}) ' f'{identifier!r} requesting {repo}@{input_tag} (exact={exact}) '
f'returned {result!r} instead of {expect_tag!r}') f'returned {result!r} instead of {expect_tag!r}')
test(TEST_LOCKFILE_V1, 'zip Python 3.11.0', '2023.11.13', '2023.11.13') for lockfile in (TEST_LOCKFILE_V1, TEST_LOCKFILE_V2, TEST_LOCKFILE_ACTUAL, TEST_LOCKFILE_FORK):
test(TEST_LOCKFILE_V1, 'zip stable Python 3.11.0', '2023.11.13', '2023.11.13', exact=True) # Normal operation
test(TEST_LOCKFILE_V1, 'zip Python 3.6.0', '2023.11.13', '2022.08.18.36') test(lockfile, 'zip Python 3.12.0', '2023.12.31', '2023.12.31')
test(TEST_LOCKFILE_V1, 'zip stable Python 3.6.0', '2023.11.13', None, exact=True) test(lockfile, 'zip stable Python 3.12.0', '2023.12.31', '2023.12.31', exact=True)
test(TEST_LOCKFILE_V1, 'zip Python 3.7.0', '2023.11.13', '2023.11.13') # Python 3.6 --update should update only to its lock
test(TEST_LOCKFILE_V1, 'zip stable Python 3.7.1', '2023.11.13', '2023.11.13') test(lockfile, 'zip Python 3.6.0', '2023.11.16', '2022.08.18.36')
test(TEST_LOCKFILE_V1, 'zip Python 3.7.1', '2023.12.31', '2023.11.13') # --update-to an exact version later than the lock should return None
test(TEST_LOCKFILE_V1, 'zip stable Python 3.7.1', '2023.12.31', '2023.11.13') test(lockfile, 'zip stable Python 3.6.0', '2023.11.16', None, exact=True)
# Python 3.7 should be able to update to its lock
test(TEST_LOCKFILE_V2, 'zip Python 3.11.1', '2023.11.13', '2023.11.13') test(lockfile, 'zip Python 3.7.0', '2023.11.16', '2023.11.16')
test(TEST_LOCKFILE_V2, 'zip stable Python 3.11.1', '2023.12.31', '2023.12.31') test(lockfile, 'zip stable Python 3.7.1', '2023.11.16', '2023.11.16', exact=True)
test(TEST_LOCKFILE_V2, 'zip Python 3.6.1', '2023.11.13', '2022.08.18.36') # Non-win_x86_exe builds on py3.7 must be locked
test(TEST_LOCKFILE_V2, 'zip stable Python 3.7.2', '2023.11.13', '2023.11.13') test(lockfile, 'zip Python 3.7.1', '2023.12.31', '2023.11.16')
test(TEST_LOCKFILE_V2, 'zip Python 3.7.2', '2023.12.31', '2023.11.13') test(lockfile, 'zip stable Python 3.7.1', '2023.12.31', None, exact=True)
test( # Windows Vista w/ win_x86_exe must be locked
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.11.2', '2023.11.13', '2023.11.13') lockfile, 'win_x86_exe stable Python 3.7.9 (CPython x86 32bit) - Windows-Vista-6.0.6003-SP2',
test(TEST_LOCKFILE_V1_V2, 'zip stable Python 3.11.2', '2023.12.31', '2023.12.31') '2023.12.31', '2023.11.16')
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.6.2', '2023.11.13', '2022.08.18.36') test( # Windows 2008Server w/ win_x86_exe must be locked
test(TEST_LOCKFILE_V1_V2, 'zip stable Python 3.7.3', '2023.11.13', '2023.11.13') lockfile, 'win_x86_exe Python 3.7.9 (CPython x86 32bit) - Windows-2008Server',
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.7.3', '2023.12.31', '2023.11.13') '2023.12.31', None, exact=True)
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.6.3', 'pr0000', None, repo='fork/yt-dlp') test( # Windows 7 w/ win_x86_exe py3.7 build should be able to update beyond lock
test(TEST_LOCKFILE_V1_V2, 'zip stable Python 3.7.4', 'pr0000', 'pr0000', repo='fork/yt-dlp') lockfile, 'win_x86_exe stable Python 3.7.9 (CPython x86 32bit) - Windows-7-6.1.7601-SP1',
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.6.4', 'pr0000', None, repo='fork/yt-dlp') '2023.12.31', '2023.12.31')
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.7.4', 'pr1234', None, repo='fork/yt-dlp') test( # Windows 8.1 w/ '2008Server' in platform string should be able to update beyond lock
test(TEST_LOCKFILE_V1_V2, 'zip stable Python 3.8.1', 'pr1234', 'pr1234', repo='fork/yt-dlp') lockfile, 'win_x86_exe Python 3.7.9 (CPython x86 32bit) - Windows-post2008Server-6.2.9200',
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.7.5', 'pr1234', None, repo='fork/yt-dlp') '2023.12.31', '2023.12.31', exact=True)
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.11.3', 'pr9999', None, repo='fork/yt-dlp')
test(TEST_LOCKFILE_V1_V2, 'zip stable Python 3.12.0', 'pr9999', 'pr9999', repo='fork/yt-dlp') # Forks can block updates to non-numeric tags rather than lock
test(TEST_LOCKFILE_V1_V2, 'zip Python 3.11.4', 'pr9999', None, repo='fork/yt-dlp') test(TEST_LOCKFILE_FORK, 'zip Python 3.6.3', 'pr0000', None, repo='fork/yt-dlp')
test(TEST_LOCKFILE_FORK, 'zip stable Python 3.7.4', 'pr0000', 'pr0000', repo='fork/yt-dlp')
test(TEST_LOCKFILE_FORK, 'zip stable Python 3.7.4', 'pr1234', None, repo='fork/yt-dlp')
test(TEST_LOCKFILE_FORK, 'zip Python 3.8.1', 'pr1234', 'pr1234', repo='fork/yt-dlp', exact=True)
test(
TEST_LOCKFILE_FORK, 'win_x86_exe stable Python 3.7.9 (CPython x86 32bit) - Windows-Vista-6.0.6003-SP2',
'pr1234', None, repo='fork/yt-dlp')
test(
TEST_LOCKFILE_FORK, 'win_x86_exe stable Python 3.7.9 (CPython x86 32bit) - Windows-7-6.1.7601-SP1',
'2023.12.31', '2023.12.31', repo='fork/yt-dlp')
test(TEST_LOCKFILE_FORK, 'zip Python 3.11.2', 'pr9999', None, repo='fork/yt-dlp', exact=True)
test(TEST_LOCKFILE_FORK, 'zip stable Python 3.12.0', 'pr9999', 'pr9999', repo='fork/yt-dlp')
def test_query_update(self): def test_query_update(self):
ydl = FakeYDL() ydl = FakeYDL()

11
yt_dlp/__init__.py
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@ -1,8 +1,8 @@
try: import sys
import contextvars # noqa: F401
except Exception: if sys.version_info < (3, 8):
raise Exception( raise ImportError(
f'You are using an unsupported version of Python. Only Python versions 3.7 and above are supported by yt-dlp') # noqa: F541 f'You are using an unsupported version of Python. Only Python versions 3.8 and above are supported by yt-dlp') # noqa: F541
__license__ = 'Public Domain' __license__ = 'Public Domain'
@ -12,7 +12,6 @@ import itertools
import optparse import optparse
import os import os
import re import re
import sys
import traceback import traceback
from .compat import compat_shlex_quote from .compat import compat_shlex_quote

14
yt_dlp/compat/functools.py
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@ -10,17 +10,3 @@ try:
cache # >= 3.9 cache # >= 3.9
except NameError: except NameError:
cache = lru_cache(maxsize=None) cache = lru_cache(maxsize=None)
try:
cached_property # >= 3.8
except NameError:
class cached_property:
def __init__(self, func):
update_wrapper(self, func)
self.func = func
def __get__(self, instance, _):
if instance is None:
return self
setattr(instance, self.func.__name__, self.func(instance))
return getattr(instance, self.func.__name__)

12
yt_dlp/update.py
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@ -131,7 +131,7 @@ def _get_binary_name():
def _get_system_deprecation(): def _get_system_deprecation():
MIN_SUPPORTED, MIN_RECOMMENDED = (3, 7), (3, 8) MIN_SUPPORTED, MIN_RECOMMENDED = (3, 8), (3, 8)
if sys.version_info > MIN_RECOMMENDED: if sys.version_info > MIN_RECOMMENDED:
return None return None
@ -140,15 +140,7 @@ def _get_system_deprecation():
if sys.version_info < MIN_SUPPORTED: if sys.version_info < MIN_SUPPORTED:
msg = f'Python version {major}.{minor} is no longer supported' msg = f'Python version {major}.{minor} is no longer supported'
else: else:
msg = f'Support for Python version {major}.{minor} has been deprecated. ' msg = (f'Support for Python version {major}.{minor} has been deprecated. '
# Temporary until `win_x86_exe` uses 3.8, which will deprecate Vista and Server 2008
if detect_variant() == 'win_x86_exe':
platform_name = platform.platform()
if any(platform_name.startswith(f'Windows-{name}') for name in ('Vista', '2008Server')):
msg = 'Support for Windows Vista/Server 2008 has been deprecated. '
else:
return None
msg += ('See https://github.com/yt-dlp/yt-dlp/issues/7803 for details.'
'\nYou may stop receiving updates on this version at any time') '\nYou may stop receiving updates on this version at any time')
major, minor = MIN_RECOMMENDED major, minor = MIN_RECOMMENDED

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