[compat] Split into sub-modules (#2173)

Authored by: fstirlitz, pukkandan
This commit is contained in:
felix 2022-02-04 14:37:02 +01:00 committed by pukkandan
parent 19a0394044
commit 77f9033095
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GPG Key ID: 7EEE9E1E817D0A39
11 changed files with 274 additions and 318 deletions

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@ -42,14 +42,6 @@ class TestCompat(unittest.TestCase):
finally:
compat_setenv('HOME', old_home or '')
def test_all_present(self):
import yt_dlp.compat
all_names = yt_dlp.compat.__all__
present_names = set(filter(
lambda c: '_' in c and not c.startswith('_'),
dir(yt_dlp.compat))) - {'unicode_literals'}
self.assertEqual(all_names, sorted(present_names))
def test_compat_urllib_parse_unquote(self):
self.assertEqual(compat_urllib_parse_unquote('abc%20def'), 'abc def')
self.assertEqual(compat_urllib_parse_unquote('%7e/abc+def'), '~/abc+def')

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@ -1,302 +0,0 @@
import asyncio
import base64
import collections
import contextlib
import ctypes
import getpass
import html
import html.parser
import http
import http.client
import http.cookiejar
import http.cookies
import http.server
import itertools
import os
import re
import shlex
import shutil
import socket
import struct
import subprocess
import sys
import tokenize
import urllib
import xml.etree.ElementTree as etree
from subprocess import DEVNULL
# HTMLParseError has been deprecated in Python 3.3 and removed in
# Python 3.5. Introducing dummy exception for Python >3.5 for compatible
# and uniform cross-version exception handling
class compat_HTMLParseError(Exception):
pass
# compat_ctypes_WINFUNCTYPE = ctypes.WINFUNCTYPE
# will not work since ctypes.WINFUNCTYPE does not exist in UNIX machines
def compat_ctypes_WINFUNCTYPE(*args, **kwargs):
return ctypes.WINFUNCTYPE(*args, **kwargs)
class _TreeBuilder(etree.TreeBuilder):
def doctype(self, name, pubid, system):
pass
def compat_etree_fromstring(text):
return etree.XML(text, parser=etree.XMLParser(target=_TreeBuilder()))
compat_os_name = os._name if os.name == 'java' else os.name
if compat_os_name == 'nt':
def compat_shlex_quote(s):
return s if re.match(r'^[-_\w./]+$', s) else '"%s"' % s.replace('"', '\\"')
else:
from shlex import quote as compat_shlex_quote # noqa: F401
def compat_ord(c):
return c if isinstance(c, int) else ord(c)
def compat_setenv(key, value, env=os.environ):
env[key] = value
if compat_os_name == 'nt' and sys.version_info < (3, 8):
# os.path.realpath on Windows does not follow symbolic links
# prior to Python 3.8 (see https://bugs.python.org/issue9949)
def compat_realpath(path):
while os.path.islink(path):
path = os.path.abspath(os.readlink(path))
return path
else:
compat_realpath = os.path.realpath
try:
compat_Pattern = re.Pattern
except AttributeError:
compat_Pattern = type(re.compile(''))
try:
compat_Match = re.Match
except AttributeError:
compat_Match = type(re.compile('').match(''))
try:
compat_asyncio_run = asyncio.run # >= 3.7
except AttributeError:
def compat_asyncio_run(coro):
try:
loop = asyncio.get_event_loop()
except RuntimeError:
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
loop.run_until_complete(coro)
asyncio.run = compat_asyncio_run
try: # >= 3.7
asyncio.tasks.all_tasks
except AttributeError:
asyncio.tasks.all_tasks = asyncio.tasks.Task.all_tasks
try:
import websockets as compat_websockets
except ImportError:
compat_websockets = None
# Python 3.8+ does not honor %HOME% on windows, but this breaks compatibility with youtube-dl
# See https://github.com/yt-dlp/yt-dlp/issues/792
# https://docs.python.org/3/library/os.path.html#os.path.expanduser
if compat_os_name in ('nt', 'ce'):
def compat_expanduser(path):
HOME = os.environ.get('HOME')
if not HOME:
return os.path.expanduser(path)
elif not path.startswith('~'):
return path
i = path.replace('\\', '/', 1).find('/') # ~user
if i < 0:
i = len(path)
userhome = os.path.join(os.path.dirname(HOME), path[1:i]) if i > 1 else HOME
return userhome + path[i:]
else:
compat_expanduser = os.path.expanduser
try:
from Cryptodome.Cipher import AES as compat_pycrypto_AES
except ImportError:
try:
from Crypto.Cipher import AES as compat_pycrypto_AES
except ImportError:
compat_pycrypto_AES = None
try:
import brotlicffi as compat_brotli
except ImportError:
try:
import brotli as compat_brotli
except ImportError:
compat_brotli = None
WINDOWS_VT_MODE = False if compat_os_name == 'nt' else None
def windows_enable_vt_mode(): # TODO: Do this the proper way https://bugs.python.org/issue30075
if compat_os_name != 'nt':
return
global WINDOWS_VT_MODE
startupinfo = subprocess.STARTUPINFO()
startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
with contextlib.suppress(Exception):
subprocess.Popen('', shell=True, startupinfo=startupinfo).wait()
WINDOWS_VT_MODE = True
# Deprecated
compat_b64decode = base64.b64decode
compat_chr = chr
compat_cookiejar = http.cookiejar
compat_cookiejar_Cookie = http.cookiejar.Cookie
compat_cookies_SimpleCookie = http.cookies.SimpleCookie
compat_get_terminal_size = shutil.get_terminal_size
compat_getenv = os.getenv
compat_getpass = getpass.getpass
compat_html_entities = html.entities
compat_html_entities_html5 = html.entities.html5
compat_HTMLParser = html.parser.HTMLParser
compat_http_client = http.client
compat_http_server = http.server
compat_HTTPError = urllib.error.HTTPError
compat_itertools_count = itertools.count
compat_parse_qs = urllib.parse.parse_qs
compat_str = str
compat_struct_pack = struct.pack
compat_struct_unpack = struct.unpack
compat_tokenize_tokenize = tokenize.tokenize
compat_urllib_error = urllib.error
compat_urllib_parse_unquote = urllib.parse.unquote
compat_urllib_parse_unquote_plus = urllib.parse.unquote_plus
compat_urllib_parse_urlencode = urllib.parse.urlencode
compat_urllib_parse_urlparse = urllib.parse.urlparse
compat_urllib_request = urllib.request
compat_urlparse = compat_urllib_parse = urllib.parse
# To be removed - Do not use
compat_basestring = str
compat_collections_abc = collections.abc
compat_cookies = http.cookies
compat_etree_Element = etree.Element
compat_etree_register_namespace = etree.register_namespace
compat_filter = filter
compat_input = input
compat_integer_types = (int, )
compat_kwargs = lambda kwargs: kwargs
compat_map = map
compat_numeric_types = (int, float, complex)
compat_print = print
compat_shlex_split = shlex.split
compat_socket_create_connection = socket.create_connection
compat_Struct = struct.Struct
compat_subprocess_get_DEVNULL = lambda: DEVNULL
compat_urllib_parse_quote = urllib.parse.quote
compat_urllib_parse_quote_plus = urllib.parse.quote_plus
compat_urllib_parse_unquote_to_bytes = urllib.parse.unquote_to_bytes
compat_urllib_parse_urlunparse = urllib.parse.urlunparse
compat_urllib_request_DataHandler = urllib.request.DataHandler
compat_urllib_response = urllib.response
compat_urlretrieve = urllib.request.urlretrieve
compat_xml_parse_error = etree.ParseError
compat_xpath = lambda xpath: xpath
compat_zip = zip
workaround_optparse_bug9161 = lambda: None
# Set public objects
__all__ = [
'WINDOWS_VT_MODE',
'compat_HTMLParseError',
'compat_HTMLParser',
'compat_HTTPError',
'compat_Match',
'compat_Pattern',
'compat_Struct',
'compat_asyncio_run',
'compat_b64decode',
'compat_basestring',
'compat_brotli',
'compat_chr',
'compat_collections_abc',
'compat_cookiejar',
'compat_cookiejar_Cookie',
'compat_cookies',
'compat_cookies_SimpleCookie',
'compat_ctypes_WINFUNCTYPE',
'compat_etree_Element',
'compat_etree_fromstring',
'compat_etree_register_namespace',
'compat_expanduser',
'compat_filter',
'compat_get_terminal_size',
'compat_getenv',
'compat_getpass',
'compat_html_entities',
'compat_html_entities_html5',
'compat_http_client',
'compat_http_server',
'compat_input',
'compat_integer_types',
'compat_itertools_count',
'compat_kwargs',
'compat_map',
'compat_numeric_types',
'compat_ord',
'compat_os_name',
'compat_parse_qs',
'compat_print',
'compat_pycrypto_AES',
'compat_realpath',
'compat_setenv',
'compat_shlex_quote',
'compat_shlex_split',
'compat_socket_create_connection',
'compat_str',
'compat_struct_pack',
'compat_struct_unpack',
'compat_subprocess_get_DEVNULL',
'compat_tokenize_tokenize',
'compat_urllib_error',
'compat_urllib_parse',
'compat_urllib_parse_quote',
'compat_urllib_parse_quote_plus',
'compat_urllib_parse_unquote',
'compat_urllib_parse_unquote_plus',
'compat_urllib_parse_unquote_to_bytes',
'compat_urllib_parse_urlencode',
'compat_urllib_parse_urlparse',
'compat_urllib_parse_urlunparse',
'compat_urllib_request',
'compat_urllib_request_DataHandler',
'compat_urllib_response',
'compat_urlparse',
'compat_urlretrieve',
'compat_websockets',
'compat_xml_parse_error',
'compat_xpath',
'compat_zip',
'windows_enable_vt_mode',
'workaround_optparse_bug9161',
]

129
yt_dlp/compat/__init__.py Normal file
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@ -0,0 +1,129 @@
import contextlib
import os
import subprocess
import sys
import types
import xml.etree.ElementTree as etree
from . import re
from ._deprecated import * # noqa: F401, F403
# HTMLParseError has been deprecated in Python 3.3 and removed in
# Python 3.5. Introducing dummy exception for Python >3.5 for compatible
# and uniform cross-version exception handling
class compat_HTMLParseError(Exception):
pass
class _TreeBuilder(etree.TreeBuilder):
def doctype(self, name, pubid, system):
pass
def compat_etree_fromstring(text):
return etree.XML(text, parser=etree.XMLParser(target=_TreeBuilder()))
compat_os_name = os._name if os.name == 'java' else os.name
if compat_os_name == 'nt':
def compat_shlex_quote(s):
return s if re.match(r'^[-_\w./]+$', s) else '"%s"' % s.replace('"', '\\"')
else:
from shlex import quote as compat_shlex_quote # noqa: F401
def compat_ord(c):
return c if isinstance(c, int) else ord(c)
def compat_setenv(key, value, env=os.environ):
env[key] = value
if compat_os_name == 'nt' and sys.version_info < (3, 8):
# os.path.realpath on Windows does not follow symbolic links
# prior to Python 3.8 (see https://bugs.python.org/issue9949)
def compat_realpath(path):
while os.path.islink(path):
path = os.path.abspath(os.readlink(path))
return path
else:
compat_realpath = os.path.realpath
try:
import websockets as compat_websockets
except ImportError:
compat_websockets = None
# Python 3.8+ does not honor %HOME% on windows, but this breaks compatibility with youtube-dl
# See https://github.com/yt-dlp/yt-dlp/issues/792
# https://docs.python.org/3/library/os.path.html#os.path.expanduser
if compat_os_name in ('nt', 'ce'):
def compat_expanduser(path):
HOME = os.environ.get('HOME')
if not HOME:
return os.path.expanduser(path)
elif not path.startswith('~'):
return path
i = path.replace('\\', '/', 1).find('/') # ~user
if i < 0:
i = len(path)
userhome = os.path.join(os.path.dirname(HOME), path[1:i]) if i > 1 else HOME
return userhome + path[i:]
else:
compat_expanduser = os.path.expanduser
try:
from Cryptodome.Cipher import AES as compat_pycrypto_AES
except ImportError:
try:
from Crypto.Cipher import AES as compat_pycrypto_AES
except ImportError:
compat_pycrypto_AES = None
try:
import brotlicffi as compat_brotli
except ImportError:
try:
import brotli as compat_brotli
except ImportError:
compat_brotli = None
WINDOWS_VT_MODE = False if compat_os_name == 'nt' else None
def windows_enable_vt_mode(): # TODO: Do this the proper way https://bugs.python.org/issue30075
if compat_os_name != 'nt':
return
global WINDOWS_VT_MODE
startupinfo = subprocess.STARTUPINFO()
startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
with contextlib.suppress(Exception):
subprocess.Popen('', shell=True, startupinfo=startupinfo).wait()
WINDOWS_VT_MODE = True
class _PassthroughLegacy(types.ModuleType):
def __getattr__(self, attr):
import importlib
with contextlib.suppress(ImportError):
return importlib.import_module(f'.{attr}', __name__)
legacy = importlib.import_module('._legacy', __name__)
if not hasattr(legacy, attr):
raise AttributeError(f'module {__name__} has no attribute {attr}')
# XXX: Implement this the same way as other DeprecationWarnings without circular import
import warnings
warnings.warn(DeprecationWarning(f'{__name__}.{attr} is deprecated'), stacklevel=2)
return getattr(legacy, attr)
# Python 3.6 does not have module level __getattr__
# https://peps.python.org/pep-0562/
sys.modules[__name__].__class__ = _PassthroughLegacy

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@ -0,0 +1,47 @@
"""Deprecated - New code should avoid these"""
import base64
import getpass
import html
import html.parser
import http
import http.client
import http.cookiejar
import http.cookies
import http.server
import itertools
import os
import shutil
import struct
import tokenize
import urllib
compat_b64decode = base64.b64decode
compat_chr = chr
compat_cookiejar = http.cookiejar
compat_cookiejar_Cookie = http.cookiejar.Cookie
compat_cookies_SimpleCookie = http.cookies.SimpleCookie
compat_get_terminal_size = shutil.get_terminal_size
compat_getenv = os.getenv
compat_getpass = getpass.getpass
compat_html_entities = html.entities
compat_html_entities_html5 = html.entities.html5
compat_HTMLParser = html.parser.HTMLParser
compat_http_client = http.client
compat_http_server = http.server
compat_HTTPError = urllib.error.HTTPError
compat_itertools_count = itertools.count
compat_parse_qs = urllib.parse.parse_qs
compat_str = str
compat_struct_pack = struct.pack
compat_struct_unpack = struct.unpack
compat_tokenize_tokenize = tokenize.tokenize
compat_urllib_error = urllib.error
compat_urllib_parse_unquote = urllib.parse.unquote
compat_urllib_parse_unquote_plus = urllib.parse.unquote_plus
compat_urllib_parse_urlencode = urllib.parse.urlencode
compat_urllib_parse_urlparse = urllib.parse.urlparse
compat_urllib_request = urllib.request
compat_urlparse = compat_urllib_parse = urllib.parse
__all__ = [x for x in globals() if x.startswith('compat_')]

54
yt_dlp/compat/_legacy.py Normal file
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@ -0,0 +1,54 @@
""" Do not use! """
import collections
import ctypes
import http
import http.client
import http.cookiejar
import http.cookies
import http.server
import shlex
import socket
import struct
import urllib
import xml.etree.ElementTree as etree
from subprocess import DEVNULL
from .asyncio import run as compat_asyncio_run # noqa: F401
from .re import Pattern as compat_Pattern # noqa: F401
from .re import match as compat_Match # noqa: F401
# compat_ctypes_WINFUNCTYPE = ctypes.WINFUNCTYPE
# will not work since ctypes.WINFUNCTYPE does not exist in UNIX machines
def compat_ctypes_WINFUNCTYPE(*args, **kwargs):
return ctypes.WINFUNCTYPE(*args, **kwargs)
compat_basestring = str
compat_collections_abc = collections.abc
compat_cookies = http.cookies
compat_etree_Element = etree.Element
compat_etree_register_namespace = etree.register_namespace
compat_filter = filter
compat_input = input
compat_integer_types = (int, )
compat_kwargs = lambda kwargs: kwargs
compat_map = map
compat_numeric_types = (int, float, complex)
compat_print = print
compat_shlex_split = shlex.split
compat_socket_create_connection = socket.create_connection
compat_Struct = struct.Struct
compat_subprocess_get_DEVNULL = lambda: DEVNULL
compat_urllib_parse_quote = urllib.parse.quote
compat_urllib_parse_quote_plus = urllib.parse.quote_plus
compat_urllib_parse_unquote_to_bytes = urllib.parse.unquote_to_bytes
compat_urllib_parse_urlunparse = urllib.parse.urlunparse
compat_urllib_request_DataHandler = urllib.request.DataHandler
compat_urllib_response = urllib.response
compat_urlretrieve = urllib.request.urlretrieve
compat_xml_parse_error = etree.ParseError
compat_xpath = lambda xpath: xpath
compat_zip = zip
workaround_optparse_bug9161 = lambda: None

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@ -0,0 +1,16 @@
# flake8: noqa: F405
from asyncio import * # noqa: F403
from . import tasks # noqa: F401
try:
run # >= 3.7
except NameError:
def run(coro):
try:
loop = get_event_loop()
except RuntimeError:
loop = new_event_loop()
set_event_loop(loop)
loop.run_until_complete(coro)

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@ -0,0 +1,8 @@
# flake8: noqa: F405
from asyncio.tasks import * # noqa: F403
try: # >= 3.7
all_tasks
except NameError:
all_tasks = Task.all_tasks

14
yt_dlp/compat/re.py Normal file
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@ -0,0 +1,14 @@
# flake8: noqa: F405
from re import * # F403
try:
Pattern # >= 3.7
except NameError:
Pattern = type(compile(''))
try:
Match # >= 3.7
except NameError:
Match = type(compile('').match(''))

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@ -1,4 +1,3 @@
import asyncio
import contextlib
import os
import signal
@ -15,6 +14,7 @@ else:
from .common import FileDownloader
from .external import FFmpegFD
from ..compat import asyncio
class FFmpegSinkFD(FileDownloader):

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@ -7,7 +7,6 @@ import math
import netrc
import os
import random
import re
import sys
import time
import xml.etree.ElementTree
@ -20,13 +19,13 @@ from ..compat import (
compat_getpass,
compat_http_client,
compat_os_name,
compat_Pattern,
compat_str,
compat_urllib_error,
compat_urllib_parse_unquote,
compat_urllib_parse_urlencode,
compat_urllib_request,
compat_urlparse,
re,
)
from ..downloader import FileDownloader
from ..downloader.f4m import get_base_url, remove_encrypted_media
@ -1198,7 +1197,7 @@ class InfoExtractor:
"""
if string is None:
mobj = None
elif isinstance(pattern, (str, compat_Pattern)):
elif isinstance(pattern, (str, re.Pattern)):
mobj = re.search(pattern, string, flags)
else:
for p in pattern:

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@ -9,9 +9,8 @@ in RFC 8216 §3.5 <https://tools.ietf.org/html/rfc8216#section-3.5>.
"""
import io
import re
from .compat import compat_Match, compat_Pattern
from .compat import re
from .utils import int_or_none, timetuple_from_msec
@ -26,7 +25,7 @@ class _MatchParser:
self._pos = 0
def match(self, r):
if isinstance(r, compat_Pattern):
if isinstance(r, re.Pattern):
return r.match(self._data, self._pos)
if isinstance(r, str):
if self._data.startswith(r, self._pos):
@ -37,7 +36,7 @@ class _MatchParser:
def advance(self, by):
if by is None:
amt = 0
elif isinstance(by, compat_Match):
elif isinstance(by, re.Match):
amt = len(by.group(0))
elif isinstance(by, str):
amt = len(by)