+# coding: utf-8
from __future__ import unicode_literals
import binascii
import email
import getpass
import io
+import itertools
import optparse
import os
import re
import struct
import subprocess
import sys
-import itertools
import xml.etree.ElementTree
except ImportError: # Python 2
from HTMLParser import HTMLParser as compat_HTMLParser
+try: # Python 2
+ from HTMLParser import HTMLParseError as compat_HTMLParseError
+except ImportError: # Python <3.4
+ try:
+ from html.parser import HTMLParseError as compat_HTMLParseError
+ except ImportError: # Python >3.4
+
+ # 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 exceptiong handling
+ class compat_HTMLParseError(Exception):
+ pass
+
try:
from subprocess import DEVNULL
compat_subprocess_get_DEVNULL = lambda: DEVNULL
from urllib.parse import unquote_plus as compat_urllib_parse_unquote_plus
except ImportError: # Python 2
_asciire = (compat_urllib_parse._asciire if hasattr(compat_urllib_parse, '_asciire')
- else re.compile('([\x00-\x7f]+)'))
+ else re.compile(r'([\x00-\x7f]+)'))
# HACK: The following are the correct unquote_to_bytes, unquote and unquote_plus
# implementations from cpython 3.4.3's stdlib. Python 2's version
def doctype(self, name, pubid, system):
pass
+
if sys.version_info[0] >= 3:
def compat_etree_fromstring(text):
return etree.XML(text, parser=etree.XMLParser(target=_TreeBuilder()))
el.text = el.text.decode('utf-8')
return doc
+if hasattr(etree, 'register_namespace'):
+ compat_etree_register_namespace = etree.register_namespace
+else:
+ def compat_etree_register_namespace(prefix, uri):
+ """Register a namespace prefix.
+ The registry is global, and any existing mapping for either the
+ given prefix or the namespace URI will be removed.
+ *prefix* is the namespace prefix, *uri* is a namespace uri. Tags and
+ attributes in this namespace will be serialized with prefix if possible.
+ ValueError is raised if prefix is reserved or is invalid.
+ """
+ if re.match(r"ns\d+$", prefix):
+ raise ValueError("Prefix format reserved for internal use")
+ for k, v in list(etree._namespace_map.items()):
+ if k == uri or v == prefix:
+ del etree._namespace_map[k]
+ etree._namespace_map[uri] = prefix
+
if sys.version_info < (2, 7):
# Here comes the crazy part: In 2.6, if the xpath is a unicode,
# .//node does not match if a node is a direct child of . !
parsed_result[name] = [value]
return parsed_result
-try:
- from shlex import quote as compat_shlex_quote
-except ImportError: # Python < 3.3
+
+compat_os_name = os._name if os.name == 'java' else os.name
+
+
+if compat_os_name == 'nt':
def compat_shlex_quote(s):
- if re.match(r'^[-_\w./]+$', s):
- return s
- else:
- return "'" + s.replace("'", "'\"'\"'") + "'"
+ return s if re.match(r'^[-_\w./]+$', s) else '"%s"' % s.replace('"', '\\"')
+else:
+ try:
+ from shlex import quote as compat_shlex_quote
+ except ImportError: # Python < 3.3
+ def compat_shlex_quote(s):
+ if re.match(r'^[-_\w./]+$', s):
+ return s
+ else:
+ return "'" + s.replace("'", "'\"'\"'") + "'"
-if sys.version_info >= (2, 7, 3):
+try:
+ args = shlex.split('中文')
+ assert (isinstance(args, list) and
+ isinstance(args[0], compat_str) and
+ args[0] == '中文')
compat_shlex_split = shlex.split
-else:
+except (AssertionError, UnicodeEncodeError):
# Working around shlex issue with unicode strings on some python 2
# versions (see http://bugs.python.org/issue1548891)
def compat_shlex_split(s, comments=False, posix=True):
if isinstance(s, compat_str):
s = s.encode('utf-8')
- return shlex.split(s, comments, posix)
+ return list(map(lambda s: s.decode('utf-8'), shlex.split(s, comments, posix)))
def compat_ord(c):
return ord(c)
-compat_os_name = os._name if os.name == 'java' else os.name
-
-
if sys.version_info >= (3, 0):
compat_getenv = os.getenv
compat_expanduser = os.path.expanduser
userhome = pwent.pw_dir
userhome = userhome.rstrip('/')
return (userhome + path[i:]) or '/'
- elif compat_os_name == 'nt' or compat_os_name == 'ce':
+ elif compat_os_name in ('nt', 'ce'):
def compat_expanduser(path):
"""Expand ~ and ~user constructs.
compat_kwargs = lambda kwargs: kwargs
+try:
+ compat_numeric_types = (int, float, long, complex)
+except NameError: # Python 3
+ compat_numeric_types = (int, float, complex)
+
+
if sys.version_info < (2, 7):
def compat_socket_create_connection(address, timeout, source_address=None):
host, port = address
return real_add_option(self, *bargs, **bkwargs)
optparse.OptionGroup.add_option = _compat_add_option
+
if hasattr(shutil, 'get_terminal_size'): # Python >= 3.3
compat_get_terminal_size = shutil.get_terminal_size
else:
compat_struct_pack = struct.pack
compat_struct_unpack = struct.unpack
+try:
+ from future_builtins import zip as compat_zip
+except ImportError: # not 2.6+ or is 3.x
+ try:
+ from itertools import izip as compat_zip # < 2.5 or 3.x
+ except ImportError:
+ compat_zip = zip
__all__ = [
+ 'compat_HTMLParseError',
'compat_HTMLParser',
'compat_HTTPError',
'compat_basestring',
'compat_cookiejar',
'compat_cookies',
'compat_etree_fromstring',
+ 'compat_etree_register_namespace',
'compat_expanduser',
'compat_get_terminal_size',
'compat_getenv',
'compat_input',
'compat_itertools_count',
'compat_kwargs',
+ 'compat_numeric_types',
'compat_ord',
'compat_os_name',
'compat_parse_qs',
'compat_urlretrieve',
'compat_xml_parse_error',
'compat_xpath',
+ 'compat_zip',
'workaround_optparse_bug9161',
]
Rapsys Git / youtubedl / blobdiff