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import os
import sys
import xml.etree.ElementTree as etree
from .compat_utils import passthrough_module
passthrough_module(__name__, '._deprecated')
del passthrough_module
# 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(ValueError):
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
def compat_shlex_quote(s):
from ..utils import shell_quote
return shell_quote(s)
def compat_ord(c):
return c if isinstance(c, int) else ord(c)
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 os.path.realpath(path)
else:
compat_realpath = os.path.realpath
# 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
def urllib_req_to_req(urllib_request):
"""Convert urllib Request to a networking Request"""
from ..networking import Request
from ..utils.networking import HTTPHeaderDict
return Request(
urllib_request.get_full_url(), data=urllib_request.data, method=urllib_request.get_method(),
headers=HTTPHeaderDict(urllib_request.headers, urllib_request.unredirected_hdrs),
extensions={'timeout': urllib_request.timeout} if hasattr(urllib_request, 'timeout') else None)
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