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youtube-dl/youtube_dl/compat.py
dirkf 249f2b6316 [compat] Systematise compat_ naming 
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2023-02-13 03:54:51 +00:00

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# coding: utf-8
from __future__ import unicode_literals
import base64
import binascii
import collections
import ctypes
import email
import getpass
import io
import itertools
import optparse
import os
import platform
import re
import shlex
import shutil
import socket
import struct
import subprocess
import sys
import xml.etree.ElementTree
# naming convention
# 'compat_' + Python3_name.replace('.', '_')
# other aliases exist for convenience and/or legacy
# deal with critical unicode/str things first
try:
# Python 2
compat_str, compat_basestring, compat_chr = (
unicode, basestring, unichr
)
from .casefold import casefold as compat_casefold
except NameError:
compat_str, compat_basestring, compat_chr = (
str, str, chr
)
compat_casefold = lambda s: s.casefold()
try:
import collections.abc as compat_collections_abc
except ImportError:
import collections as compat_collections_abc
try:
import urllib.request as compat_urllib_request
except ImportError: # Python 2
import urllib2 as compat_urllib_request
try:
import urllib.error as compat_urllib_error
except ImportError: # Python 2
import urllib2 as compat_urllib_error
try:
import urllib.parse as compat_urllib_parse
except ImportError: # Python 2
import urllib as compat_urllib_parse
import urlparse as _urlparse
for a in dir(_urlparse):
if not hasattr(compat_urllib_parse, a):
setattr(compat_urllib_parse, a, getattr(_urlparse, a))
del _urlparse
# unfavoured aliases
compat_urlparse = compat_urllib_parse
compat_urllib_parse_urlparse = compat_urllib_parse.urlparse
try:
import urllib.response as compat_urllib_response
except ImportError: # Python 2
import urllib as compat_urllib_response
try:
import http.cookiejar as compat_cookiejar
except ImportError: # Python 2
import cookielib as compat_cookiejar
compat_http_cookiejar = compat_cookiejar
if sys.version_info[0] == 2:
class compat_cookiejar_Cookie(compat_cookiejar.Cookie):
def __init__(self, version, name, value, *args, **kwargs):
if isinstance(name, compat_str):
name = name.encode()
if isinstance(value, compat_str):
value = value.encode()
compat_cookiejar.Cookie.__init__(self, version, name, value, *args, **kwargs)
else:
compat_cookiejar_Cookie = compat_cookiejar.Cookie
compat_http_cookiejar_Cookie = compat_cookiejar_Cookie
try:
import http.cookies as compat_cookies
except ImportError: # Python 2
import Cookie as compat_cookies
compat_http_cookies = compat_cookies
if sys.version_info[0] == 2:
class compat_cookies_SimpleCookie(compat_cookies.SimpleCookie):
def load(self, rawdata):
if isinstance(rawdata, compat_str):
rawdata = str(rawdata)
return super(compat_cookies_SimpleCookie, self).load(rawdata)
else:
compat_cookies_SimpleCookie = compat_cookies.SimpleCookie
compat_http_cookies_SimpleCookie = compat_cookies_SimpleCookie
try:
import html.entities as compat_html_entities
except ImportError: # Python 2
import htmlentitydefs as compat_html_entities
try: # Python >= 3.3
compat_html_entities_html5 = compat_html_entities.html5
except AttributeError:
# Copied from CPython 3.5.1 html/entities.py
compat_html_entities_html5 = {
'Aacute': '\xc1',
'aacute': '\xe1',
'Aacute;': '\xc1',
'aacute;': '\xe1',
'Abreve;': '\u0102',
'abreve;': '\u0103',
'ac;': '\u223e',
'acd;': '\u223f',
'acE;': '\u223e\u0333',
'Acirc': '\xc2',
'acirc': '\xe2',
'Acirc;': '\xc2',
'acirc;': '\xe2',
'acute': '\xb4',
'acute;': '\xb4',
'Acy;': '\u0410',
'acy;': '\u0430',
'AElig': '\xc6',
'aelig': '\xe6',
'AElig;': '\xc6',
'aelig;': '\xe6',
'af;': '\u2061',
'Afr;': '\U0001d504',
'afr;': '\U0001d51e',
'Agrave': '\xc0',
'agrave': '\xe0',
'Agrave;': '\xc0',
'agrave;': '\xe0',
'alefsym;': '\u2135',
'aleph;': '\u2135',
'Alpha;': '\u0391',
'alpha;': '\u03b1',
'Amacr;': '\u0100',
'amacr;': '\u0101',
'amalg;': '\u2a3f',
'AMP': '&',
'amp': '&',
'AMP;': '&',
'amp;': '&',
'And;': '\u2a53',
'and;': '\u2227',
'andand;': '\u2a55',
'andd;': '\u2a5c',
'andslope;': '\u2a58',
'andv;': '\u2a5a',
'ang;': '\u2220',
'ange;': '\u29a4',
'angle;': '\u2220',
'angmsd;': '\u2221',
'angmsdaa;': '\u29a8',
'angmsdab;': '\u29a9',
'angmsdac;': '\u29aa',
'angmsdad;': '\u29ab',
'angmsdae;': '\u29ac',
'angmsdaf;': '\u29ad',
'angmsdag;': '\u29ae',
'angmsdah;': '\u29af',
'angrt;': '\u221f',
'angrtvb;': '\u22be',
'angrtvbd;': '\u299d',
'angsph;': '\u2222',
'angst;': '\xc5',
'angzarr;': '\u237c',
'Aogon;': '\u0104',
'aogon;': '\u0105',
'Aopf;': '\U0001d538',
'aopf;': '\U0001d552',
'ap;': '\u2248',
'apacir;': '\u2a6f',
'apE;': '\u2a70',
'ape;': '\u224a',
'apid;': '\u224b',
'apos;': "'",
'ApplyFunction;': '\u2061',
'approx;': '\u2248',
'approxeq;': '\u224a',
'Aring': '\xc5',
'aring': '\xe5',
'Aring;': '\xc5',
'aring;': '\xe5',
'Ascr;': '\U0001d49c',
'ascr;': '\U0001d4b6',
'Assign;': '\u2254',
'ast;': '*',
'asymp;': '\u2248',
'asympeq;': '\u224d',
'Atilde': '\xc3',
'atilde': '\xe3',
'Atilde;': '\xc3',
'atilde;': '\xe3',
'Auml': '\xc4',
'auml': '\xe4',
'Auml;': '\xc4',
'auml;': '\xe4',
'awconint;': '\u2233',
'awint;': '\u2a11',
'backcong;': '\u224c',
'backepsilon;': '\u03f6',
'backprime;': '\u2035',
'backsim;': '\u223d',
'backsimeq;': '\u22cd',
'Backslash;': '\u2216',
'Barv;': '\u2ae7',
'barvee;': '\u22bd',
'Barwed;': '\u2306',
'barwed;': '\u2305',
'barwedge;': '\u2305',
'bbrk;': '\u23b5',
'bbrktbrk;': '\u23b6',
'bcong;': '\u224c',
'Bcy;': '\u0411',
'bcy;': '\u0431',
'bdquo;': '\u201e',
'becaus;': '\u2235',
'Because;': '\u2235',
'because;': '\u2235',
'bemptyv;': '\u29b0',
'bepsi;': '\u03f6',
'bernou;': '\u212c',
'Bernoullis;': '\u212c',
'Beta;': '\u0392',
'beta;': '\u03b2',
'beth;': '\u2136',
'between;': '\u226c',
'Bfr;': '\U0001d505',
'bfr;': '\U0001d51f',
'bigcap;': '\u22c2',
'bigcirc;': '\u25ef',
'bigcup;': '\u22c3',
'bigodot;': '\u2a00',
'bigoplus;': '\u2a01',
'bigotimes;': '\u2a02',
'bigsqcup;': '\u2a06',
'bigstar;': '\u2605',
'bigtriangledown;': '\u25bd',
'bigtriangleup;': '\u25b3',
'biguplus;': '\u2a04',
'bigvee;': '\u22c1',
'bigwedge;': '\u22c0',
'bkarow;': '\u290d',
'blacklozenge;': '\u29eb',
'blacksquare;': '\u25aa',
'blacktriangle;': '\u25b4',
'blacktriangledown;': '\u25be',
'blacktriangleleft;': '\u25c2',
'blacktriangleright;': '\u25b8',
'blank;': '\u2423',
'blk12;': '\u2592',
'blk14;': '\u2591',
'blk34;': '\u2593',
'block;': '\u2588',
'bne;': '=\u20e5',
'bnequiv;': '\u2261\u20e5',
'bNot;': '\u2aed',
'bnot;': '\u2310',
'Bopf;': '\U0001d539',
'bopf;': '\U0001d553',
'bot;': '\u22a5',
'bottom;': '\u22a5',
'bowtie;': '\u22c8',
'boxbox;': '\u29c9',
'boxDL;': '\u2557',
'boxDl;': '\u2556',
'boxdL;': '\u2555',
'boxdl;': '\u2510',
'boxDR;': '\u2554',
'boxDr;': '\u2553',
'boxdR;': '\u2552',
'boxdr;': '\u250c',
'boxH;': '\u2550',
'boxh;': '\u2500',
'boxHD;': '\u2566',
'boxHd;': '\u2564',
'boxhD;': '\u2565',
'boxhd;': '\u252c',
'boxHU;': '\u2569',
'boxHu;': '\u2567',
'boxhU;': '\u2568',
'boxhu;': '\u2534',
'boxminus;': '\u229f',
'boxplus;': '\u229e',
'boxtimes;': '\u22a0',
'boxUL;': '\u255d',
'boxUl;': '\u255c',
'boxuL;': '\u255b',
'boxul;': '\u2518',
'boxUR;': '\u255a',
'boxUr;': '\u2559',
'boxuR;': '\u2558',
'boxur;': '\u2514',
'boxV;': '\u2551',
'boxv;': '\u2502',
'boxVH;': '\u256c',
'boxVh;': '\u256b',
'boxvH;': '\u256a',
'boxvh;': '\u253c',
'boxVL;': '\u2563',
'boxVl;': '\u2562',
'boxvL;': '\u2561',
'boxvl;': '\u2524',
'boxVR;': '\u2560',
'boxVr;': '\u255f',
'boxvR;': '\u255e',
'boxvr;': '\u251c',
'bprime;': '\u2035',
'Breve;': '\u02d8',
'breve;': '\u02d8',
'brvbar': '\xa6',
'brvbar;': '\xa6',
'Bscr;': '\u212c',
'bscr;': '\U0001d4b7',
'bsemi;': '\u204f',
'bsim;': '\u223d',
'bsime;': '\u22cd',
'bsol;': '\\',
'bsolb;': '\u29c5',
'bsolhsub;': '\u27c8',
'bull;': '\u2022',
'bullet;': '\u2022',
'bump;': '\u224e',
'bumpE;': '\u2aae',
'bumpe;': '\u224f',
'Bumpeq;': '\u224e',
'bumpeq;': '\u224f',
'Cacute;': '\u0106',
'cacute;': '\u0107',
'Cap;': '\u22d2',
'cap;': '\u2229',
'capand;': '\u2a44',
'capbrcup;': '\u2a49',
'capcap;': '\u2a4b',
'capcup;': '\u2a47',
'capdot;': '\u2a40',
'CapitalDifferentialD;': '\u2145',
'caps;': '\u2229\ufe00',
'caret;': '\u2041',
'caron;': '\u02c7',
'Cayleys;': '\u212d',
'ccaps;': '\u2a4d',
'Ccaron;': '\u010c',
'ccaron;': '\u010d',
'Ccedil': '\xc7',
'ccedil': '\xe7',
'Ccedil;': '\xc7',
'ccedil;': '\xe7',
'Ccirc;': '\u0108',
'ccirc;': '\u0109',
'Cconint;': '\u2230',
'ccups;': '\u2a4c',
'ccupssm;': '\u2a50',
'Cdot;': '\u010a',
'cdot;': '\u010b',
'cedil': '\xb8',
'cedil;': '\xb8',
'Cedilla;': '\xb8',
'cemptyv;': '\u29b2',
'cent': '\xa2',
'cent;': '\xa2',
'CenterDot;': '\xb7',
'centerdot;': '\xb7',
'Cfr;': '\u212d',
'cfr;': '\U0001d520',
'CHcy;': '\u0427',
'chcy;': '\u0447',
'check;': '\u2713',
'checkmark;': '\u2713',
'Chi;': '\u03a7',
'chi;': '\u03c7',
'cir;': '\u25cb',
'circ;': '\u02c6',
'circeq;': '\u2257',
'circlearrowleft;': '\u21ba',
'circlearrowright;': '\u21bb',
'circledast;': '\u229b',
'circledcirc;': '\u229a',
'circleddash;': '\u229d',
'CircleDot;': '\u2299',
'circledR;': '\xae',
'circledS;': '\u24c8',
'CircleMinus;': '\u2296',
'CirclePlus;': '\u2295',
'CircleTimes;': '\u2297',
'cirE;': '\u29c3',
'cire;': '\u2257',
'cirfnint;': '\u2a10',
'cirmid;': '\u2aef',
'cirscir;': '\u29c2',
'ClockwiseContourIntegral;': '\u2232',
'CloseCurlyDoubleQuote;': '\u201d',
'CloseCurlyQuote;': '\u2019',
'clubs;': '\u2663',
'clubsuit;': '\u2663',
'Colon;': '\u2237',
'colon;': ':',
'Colone;': '\u2a74',
'colone;': '\u2254',
'coloneq;': '\u2254',
'comma;': ',',
'commat;': '@',
'comp;': '\u2201',
'compfn;': '\u2218',
'complement;': '\u2201',
'complexes;': '\u2102',
'cong;': '\u2245',
'congdot;': '\u2a6d',
'Congruent;': '\u2261',
'Conint;': '\u222f',
'conint;': '\u222e',
'ContourIntegral;': '\u222e',
'Copf;': '\u2102',
'copf;': '\U0001d554',
'coprod;': '\u2210',
'Coproduct;': '\u2210',
'COPY': '\xa9',
'copy': '\xa9',
'COPY;': '\xa9',
'copy;': '\xa9',
'copysr;': '\u2117',
'CounterClockwiseContourIntegral;': '\u2233',
'crarr;': '\u21b5',
'Cross;': '\u2a2f',
'cross;': '\u2717',
'Cscr;': '\U0001d49e',
'cscr;': '\U0001d4b8',
'csub;': '\u2acf',
'csube;': '\u2ad1',
'csup;': '\u2ad0',
'csupe;': '\u2ad2',
'ctdot;': '\u22ef',
'cudarrl;': '\u2938',
'cudarrr;': '\u2935',
'cuepr;': '\u22de',
'cuesc;': '\u22df',
'cularr;': '\u21b6',
'cularrp;': '\u293d',
'Cup;': '\u22d3',
'cup;': '\u222a',
'cupbrcap;': '\u2a48',
'CupCap;': '\u224d',
'cupcap;': '\u2a46',
'cupcup;': '\u2a4a',
'cupdot;': '\u228d',
'cupor;': '\u2a45',
'cups;': '\u222a\ufe00',
'curarr;': '\u21b7',
'curarrm;': '\u293c',
'curlyeqprec;': '\u22de',
'curlyeqsucc;': '\u22df',
'curlyvee;': '\u22ce',
'curlywedge;': '\u22cf',
'curren': '\xa4',
'curren;': '\xa4',
'curvearrowleft;': '\u21b6',
'curvearrowright;': '\u21b7',
'cuvee;': '\u22ce',
'cuwed;': '\u22cf',
'cwconint;': '\u2232',
'cwint;': '\u2231',
'cylcty;': '\u232d',
'Dagger;': '\u2021',
'dagger;': '\u2020',
'daleth;': '\u2138',
'Darr;': '\u21a1',
'dArr;': '\u21d3',
'darr;': '\u2193',
'dash;': '\u2010',
'Dashv;': '\u2ae4',
'dashv;': '\u22a3',
'dbkarow;': '\u290f',
'dblac;': '\u02dd',
'Dcaron;': '\u010e',
'dcaron;': '\u010f',
'Dcy;': '\u0414',
'dcy;': '\u0434',
'DD;': '\u2145',
'dd;': '\u2146',
'ddagger;': '\u2021',
'ddarr;': '\u21ca',
'DDotrahd;': '\u2911',
'ddotseq;': '\u2a77',
'deg': '\xb0',
'deg;': '\xb0',
'Del;': '\u2207',
'Delta;': '\u0394',
'delta;': '\u03b4',
'demptyv;': '\u29b1',
'dfisht;': '\u297f',
'Dfr;': '\U0001d507',
'dfr;': '\U0001d521',
'dHar;': '\u2965',
'dharl;': '\u21c3',
'dharr;': '\u21c2',
'DiacriticalAcute;': '\xb4',
'DiacriticalDot;': '\u02d9',
'DiacriticalDoubleAcute;': '\u02dd',
'DiacriticalGrave;': '`',
'DiacriticalTilde;': '\u02dc',
'diam;': '\u22c4',
'Diamond;': '\u22c4',
'diamond;': '\u22c4',
'diamondsuit;': '\u2666',
'diams;': '\u2666',
'die;': '\xa8',
'DifferentialD;': '\u2146',
'digamma;': '\u03dd',
'disin;': '\u22f2',
'div;': '\xf7',
'divide': '\xf7',
'divide;': '\xf7',
'divideontimes;': '\u22c7',
'divonx;': '\u22c7',
'DJcy;': '\u0402',
'djcy;': '\u0452',
'dlcorn;': '\u231e',
'dlcrop;': '\u230d',
'dollar;': '$',
'Dopf;': '\U0001d53b',
'dopf;': '\U0001d555',
'Dot;': '\xa8',
'dot;': '\u02d9',
'DotDot;': '\u20dc',
'doteq;': '\u2250',
'doteqdot;': '\u2251',
'DotEqual;': '\u2250',
'dotminus;': '\u2238',
'dotplus;': '\u2214',
'dotsquare;': '\u22a1',
'doublebarwedge;': '\u2306',
'DoubleContourIntegral;': '\u222f',
'DoubleDot;': '\xa8',
'DoubleDownArrow;': '\u21d3',
'DoubleLeftArrow;': '\u21d0',
'DoubleLeftRightArrow;': '\u21d4',
'DoubleLeftTee;': '\u2ae4',
'DoubleLongLeftArrow;': '\u27f8',
'DoubleLongLeftRightArrow;': '\u27fa',
'DoubleLongRightArrow;': '\u27f9',
'DoubleRightArrow;': '\u21d2',
'DoubleRightTee;': '\u22a8',
'DoubleUpArrow;': '\u21d1',
'DoubleUpDownArrow;': '\u21d5',
'DoubleVerticalBar;': '\u2225',
'DownArrow;': '\u2193',
'Downarrow;': '\u21d3',
'downarrow;': '\u2193',
'DownArrowBar;': '\u2913',
'DownArrowUpArrow;': '\u21f5',
'DownBreve;': '\u0311',
'downdownarrows;': '\u21ca',
'downharpoonleft;': '\u21c3',
'downharpoonright;': '\u21c2',
'DownLeftRightVector;': '\u2950',
'DownLeftTeeVector;': '\u295e',
'DownLeftVector;': '\u21bd',
'DownLeftVectorBar;': '\u2956',
'DownRightTeeVector;': '\u295f',
'DownRightVector;': '\u21c1',
'DownRightVectorBar;': '\u2957',
'DownTee;': '\u22a4',
'DownTeeArrow;': '\u21a7',
'drbkarow;': '\u2910',
'drcorn;': '\u231f',
'drcrop;': '\u230c',
'Dscr;': '\U0001d49f',
'dscr;': '\U0001d4b9',
'DScy;': '\u0405',
'dscy;': '\u0455',
'dsol;': '\u29f6',
'Dstrok;': '\u0110',
'dstrok;': '\u0111',
'dtdot;': '\u22f1',
'dtri;': '\u25bf',
'dtrif;': '\u25be',
'duarr;': '\u21f5',
'duhar;': '\u296f',
'dwangle;': '\u29a6',
'DZcy;': '\u040f',
'dzcy;': '\u045f',
'dzigrarr;': '\u27ff',
'Eacute': '\xc9',
'eacute': '\xe9',
'Eacute;': '\xc9',
'eacute;': '\xe9',
'easter;': '\u2a6e',
'Ecaron;': '\u011a',
'ecaron;': '\u011b',
'ecir;': '\u2256',
'Ecirc': '\xca',
'ecirc': '\xea',
'Ecirc;': '\xca',
'ecirc;': '\xea',
'ecolon;': '\u2255',
'Ecy;': '\u042d',
'ecy;': '\u044d',
'eDDot;': '\u2a77',
'Edot;': '\u0116',
'eDot;': '\u2251',
'edot;': '\u0117',
'ee;': '\u2147',
'efDot;': '\u2252',
'Efr;': '\U0001d508',
'efr;': '\U0001d522',
'eg;': '\u2a9a',
'Egrave': '\xc8',
'egrave': '\xe8',
'Egrave;': '\xc8',
'egrave;': '\xe8',
'egs;': '\u2a96',
'egsdot;': '\u2a98',
'el;': '\u2a99',
'Element;': '\u2208',
'elinters;': '\u23e7',
'ell;': '\u2113',
'els;': '\u2a95',
'elsdot;': '\u2a97',
'Emacr;': '\u0112',
'emacr;': '\u0113',
'empty;': '\u2205',
'emptyset;': '\u2205',
'EmptySmallSquare;': '\u25fb',
'emptyv;': '\u2205',
'EmptyVerySmallSquare;': '\u25ab',
'emsp13;': '\u2004',
'emsp14;': '\u2005',
'emsp;': '\u2003',
'ENG;': '\u014a',
'eng;': '\u014b',
'ensp;': '\u2002',
'Eogon;': '\u0118',
'eogon;': '\u0119',
'Eopf;': '\U0001d53c',
'eopf;': '\U0001d556',
'epar;': '\u22d5',
'eparsl;': '\u29e3',
'eplus;': '\u2a71',
'epsi;': '\u03b5',
'Epsilon;': '\u0395',
'epsilon;': '\u03b5',
'epsiv;': '\u03f5',
'eqcirc;': '\u2256',
'eqcolon;': '\u2255',
'eqsim;': '\u2242',
'eqslantgtr;': '\u2a96',
'eqslantless;': '\u2a95',
'Equal;': '\u2a75',
'equals;': '=',
'EqualTilde;': '\u2242',
'equest;': '\u225f',
'Equilibrium;': '\u21cc',
'equiv;': '\u2261',
'equivDD;': '\u2a78',
'eqvparsl;': '\u29e5',
'erarr;': '\u2971',
'erDot;': '\u2253',
'Escr;': '\u2130',
'escr;': '\u212f',
'esdot;': '\u2250',
'Esim;': '\u2a73',
'esim;': '\u2242',
'Eta;': '\u0397',
'eta;': '\u03b7',
'ETH': '\xd0',
'eth': '\xf0',
'ETH;': '\xd0',
'eth;': '\xf0',
'Euml': '\xcb',
'euml': '\xeb',
'Euml;': '\xcb',
'euml;': '\xeb',
'euro;': '\u20ac',
'excl;': '!',
'exist;': '\u2203',
'Exists;': '\u2203',
'expectation;': '\u2130',
'ExponentialE;': '\u2147',
'exponentiale;': '\u2147',
'fallingdotseq;': '\u2252',
'Fcy;': '\u0424',
'fcy;': '\u0444',
'female;': '\u2640',
'ffilig;': '\ufb03',
'fflig;': '\ufb00',
'ffllig;': '\ufb04',
'Ffr;': '\U0001d509',
'ffr;': '\U0001d523',
'filig;': '\ufb01',
'FilledSmallSquare;': '\u25fc',
'FilledVerySmallSquare;': '\u25aa',
'fjlig;': 'fj',
'flat;': '\u266d',
'fllig;': '\ufb02',
'fltns;': '\u25b1',
'fnof;': '\u0192',
'Fopf;': '\U0001d53d',
'fopf;': '\U0001d557',
'ForAll;': '\u2200',
'forall;': '\u2200',
'fork;': '\u22d4',
'forkv;': '\u2ad9',
'Fouriertrf;': '\u2131',
'fpartint;': '\u2a0d',
'frac12': '\xbd',
'frac12;': '\xbd',
'frac13;': '\u2153',
'frac14': '\xbc',
'frac14;': '\xbc',
'frac15;': '\u2155',
'frac16;': '\u2159',
'frac18;': '\u215b',
'frac23;': '\u2154',
'frac25;': '\u2156',
'frac34': '\xbe',
'frac34;': '\xbe',
'frac35;': '\u2157',
'frac38;': '\u215c',
'frac45;': '\u2158',
'frac56;': '\u215a',
'frac58;': '\u215d',
'frac78;': '\u215e',
'frasl;': '\u2044',
'frown;': '\u2322',
'Fscr;': '\u2131',
'fscr;': '\U0001d4bb',
'gacute;': '\u01f5',
'Gamma;': '\u0393',
'gamma;': '\u03b3',
'Gammad;': '\u03dc',
'gammad;': '\u03dd',
'gap;': '\u2a86',
'Gbreve;': '\u011e',
'gbreve;': '\u011f',
'Gcedil;': '\u0122',
'Gcirc;': '\u011c',
'gcirc;': '\u011d',
'Gcy;': '\u0413',
'gcy;': '\u0433',
'Gdot;': '\u0120',
'gdot;': '\u0121',
'gE;': '\u2267',
'ge;': '\u2265',
'gEl;': '\u2a8c',
'gel;': '\u22db',
'geq;': '\u2265',
'geqq;': '\u2267',
'geqslant;': '\u2a7e',
'ges;': '\u2a7e',
'gescc;': '\u2aa9',
'gesdot;': '\u2a80',
'gesdoto;': '\u2a82',
'gesdotol;': '\u2a84',
'gesl;': '\u22db\ufe00',
'gesles;': '\u2a94',
'Gfr;': '\U0001d50a',
'gfr;': '\U0001d524',
'Gg;': '\u22d9',
'gg;': '\u226b',
'ggg;': '\u22d9',
'gimel;': '\u2137',
'GJcy;': '\u0403',
'gjcy;': '\u0453',
'gl;': '\u2277',
'gla;': '\u2aa5',
'glE;': '\u2a92',
'glj;': '\u2aa4',
'gnap;': '\u2a8a',
'gnapprox;': '\u2a8a',
'gnE;': '\u2269',
'gne;': '\u2a88',
'gneq;': '\u2a88',
'gneqq;': '\u2269',
'gnsim;': '\u22e7',
'Gopf;': '\U0001d53e',
'gopf;': '\U0001d558',
'grave;': '`',
'GreaterEqual;': '\u2265',
'GreaterEqualLess;': '\u22db',
'GreaterFullEqual;': '\u2267',
'GreaterGreater;': '\u2aa2',
'GreaterLess;': '\u2277',
'GreaterSlantEqual;': '\u2a7e',
'GreaterTilde;': '\u2273',
'Gscr;': '\U0001d4a2',
'gscr;': '\u210a',
'gsim;': '\u2273',
'gsime;': '\u2a8e',
'gsiml;': '\u2a90',
'GT': '>',
'gt': '>',
'GT;': '>',
'Gt;': '\u226b',
'gt;': '>',
'gtcc;': '\u2aa7',
'gtcir;': '\u2a7a',
'gtdot;': '\u22d7',
'gtlPar;': '\u2995',
'gtquest;': '\u2a7c',
'gtrapprox;': '\u2a86',
'gtrarr;': '\u2978',
'gtrdot;': '\u22d7',
'gtreqless;': '\u22db',
'gtreqqless;': '\u2a8c',
'gtrless;': '\u2277',
'gtrsim;': '\u2273',
'gvertneqq;': '\u2269\ufe00',
'gvnE;': '\u2269\ufe00',
'Hacek;': '\u02c7',
'hairsp;': '\u200a',
'half;': '\xbd',
'hamilt;': '\u210b',
'HARDcy;': '\u042a',
'hardcy;': '\u044a',
'hArr;': '\u21d4',
'harr;': '\u2194',
'harrcir;': '\u2948',
'harrw;': '\u21ad',
'Hat;': '^',
'hbar;': '\u210f',
'Hcirc;': '\u0124',
'hcirc;': '\u0125',
'hearts;': '\u2665',
'heartsuit;': '\u2665',
'hellip;': '\u2026',
'hercon;': '\u22b9',
'Hfr;': '\u210c',
'hfr;': '\U0001d525',
'HilbertSpace;': '\u210b',
'hksearow;': '\u2925',
'hkswarow;': '\u2926',
'hoarr;': '\u21ff',
'homtht;': '\u223b',
'hookleftarrow;': '\u21a9',
'hookrightarrow;': '\u21aa',
'Hopf;': '\u210d',
'hopf;': '\U0001d559',
'horbar;': '\u2015',
'HorizontalLine;': '\u2500',
'Hscr;': '\u210b',
'hscr;': '\U0001d4bd',
'hslash;': '\u210f',
'Hstrok;': '\u0126',
'hstrok;': '\u0127',
'HumpDownHump;': '\u224e',
'HumpEqual;': '\u224f',
'hybull;': '\u2043',
'hyphen;': '\u2010',
'Iacute': '\xcd',
'iacute': '\xed',
'Iacute;': '\xcd',
'iacute;': '\xed',
'ic;': '\u2063',
'Icirc': '\xce',
'icirc': '\xee',
'Icirc;': '\xce',
'icirc;': '\xee',
'Icy;': '\u0418',
'icy;': '\u0438',
'Idot;': '\u0130',
'IEcy;': '\u0415',
'iecy;': '\u0435',
'iexcl': '\xa1',
'iexcl;': '\xa1',
'iff;': '\u21d4',
'Ifr;': '\u2111',
'ifr;': '\U0001d526',
'Igrave': '\xcc',
'igrave': '\xec',
'Igrave;': '\xcc',
'igrave;': '\xec',
'ii;': '\u2148',
'iiiint;': '\u2a0c',
'iiint;': '\u222d',
'iinfin;': '\u29dc',
'iiota;': '\u2129',
'IJlig;': '\u0132',
'ijlig;': '\u0133',
'Im;': '\u2111',
'Imacr;': '\u012a',
'imacr;': '\u012b',
'image;': '\u2111',
'ImaginaryI;': '\u2148',
'imagline;': '\u2110',
'imagpart;': '\u2111',
'imath;': '\u0131',
'imof;': '\u22b7',
'imped;': '\u01b5',
'Implies;': '\u21d2',
'in;': '\u2208',
'incare;': '\u2105',
'infin;': '\u221e',
'infintie;': '\u29dd',
'inodot;': '\u0131',
'Int;': '\u222c',
'int;': '\u222b',
'intcal;': '\u22ba',
'integers;': '\u2124',
'Integral;': '\u222b',
'intercal;': '\u22ba',
'Intersection;': '\u22c2',
'intlarhk;': '\u2a17',
'intprod;': '\u2a3c',
'InvisibleComma;': '\u2063',
'InvisibleTimes;': '\u2062',
'IOcy;': '\u0401',
'iocy;': '\u0451',
'Iogon;': '\u012e',
'iogon;': '\u012f',
'Iopf;': '\U0001d540',
'iopf;': '\U0001d55a',
'Iota;': '\u0399',
'iota;': '\u03b9',
'iprod;': '\u2a3c',
'iquest': '\xbf',
'iquest;': '\xbf',
'Iscr;': '\u2110',
'iscr;': '\U0001d4be',
'isin;': '\u2208',
'isindot;': '\u22f5',
'isinE;': '\u22f9',
'isins;': '\u22f4',
'isinsv;': '\u22f3',
'isinv;': '\u2208',
'it;': '\u2062',
'Itilde;': '\u0128',
'itilde;': '\u0129',
'Iukcy;': '\u0406',
'iukcy;': '\u0456',
'Iuml': '\xcf',
'iuml': '\xef',
'Iuml;': '\xcf',
'iuml;': '\xef',
'Jcirc;': '\u0134',
'jcirc;': '\u0135',
'Jcy;': '\u0419',
'jcy;': '\u0439',
'Jfr;': '\U0001d50d',
'jfr;': '\U0001d527',
'jmath;': '\u0237',
'Jopf;': '\U0001d541',
'jopf;': '\U0001d55b',
'Jscr;': '\U0001d4a5',
'jscr;': '\U0001d4bf',
'Jsercy;': '\u0408',
'jsercy;': '\u0458',
'Jukcy;': '\u0404',
'jukcy;': '\u0454',
'Kappa;': '\u039a',
'kappa;': '\u03ba',
'kappav;': '\u03f0',
'Kcedil;': '\u0136',
'kcedil;': '\u0137',
'Kcy;': '\u041a',
'kcy;': '\u043a',
'Kfr;': '\U0001d50e',
'kfr;': '\U0001d528',
'kgreen;': '\u0138',
'KHcy;': '\u0425',
'khcy;': '\u0445',
'KJcy;': '\u040c',
'kjcy;': '\u045c',
'Kopf;': '\U0001d542',
'kopf;': '\U0001d55c',
'Kscr;': '\U0001d4a6',
'kscr;': '\U0001d4c0',
'lAarr;': '\u21da',
'Lacute;': '\u0139',
'lacute;': '\u013a',
'laemptyv;': '\u29b4',
'lagran;': '\u2112',
'Lambda;': '\u039b',
'lambda;': '\u03bb',
'Lang;': '\u27ea',
'lang;': '\u27e8',
'langd;': '\u2991',
'langle;': '\u27e8',
'lap;': '\u2a85',
'Laplacetrf;': '\u2112',
'laquo': '\xab',
'laquo;': '\xab',
'Larr;': '\u219e',
'lArr;': '\u21d0',
'larr;': '\u2190',
'larrb;': '\u21e4',
'larrbfs;': '\u291f',
'larrfs;': '\u291d',
'larrhk;': '\u21a9',
'larrlp;': '\u21ab',
'larrpl;': '\u2939',
'larrsim;': '\u2973',
'larrtl;': '\u21a2',
'lat;': '\u2aab',
'lAtail;': '\u291b',
'latail;': '\u2919',
'late;': '\u2aad',
'lates;': '\u2aad\ufe00',
'lBarr;': '\u290e',
'lbarr;': '\u290c',
'lbbrk;': '\u2772',
'lbrace;': '{',
'lbrack;': '[',
'lbrke;': '\u298b',
'lbrksld;': '\u298f',
'lbrkslu;': '\u298d',
'Lcaron;': '\u013d',
'lcaron;': '\u013e',
'Lcedil;': '\u013b',
'lcedil;': '\u013c',
'lceil;': '\u2308',
'lcub;': '{',
'Lcy;': '\u041b',
'lcy;': '\u043b',
'ldca;': '\u2936',
'ldquo;': '\u201c',
'ldquor;': '\u201e',
'ldrdhar;': '\u2967',
'ldrushar;': '\u294b',
'ldsh;': '\u21b2',
'lE;': '\u2266',
'le;': '\u2264',
'LeftAngleBracket;': '\u27e8',
'LeftArrow;': '\u2190',
'Leftarrow;': '\u21d0',
'leftarrow;': '\u2190',
'LeftArrowBar;': '\u21e4',
'LeftArrowRightArrow;': '\u21c6',
'leftarrowtail;': '\u21a2',
'LeftCeiling;': '\u2308',
'LeftDoubleBracket;': '\u27e6',
'LeftDownTeeVector;': '\u2961',
'LeftDownVector;': '\u21c3',
'LeftDownVectorBar;': '\u2959',
'LeftFloor;': '\u230a',
'leftharpoondown;': '\u21bd',
'leftharpoonup;': '\u21bc',
'leftleftarrows;': '\u21c7',
'LeftRightArrow;': '\u2194',
'Leftrightarrow;': '\u21d4',
'leftrightarrow;': '\u2194',
'leftrightarrows;': '\u21c6',
'leftrightharpoons;': '\u21cb',
'leftrightsquigarrow;': '\u21ad',
'LeftRightVector;': '\u294e',
'LeftTee;': '\u22a3',
'LeftTeeArrow;': '\u21a4',
'LeftTeeVector;': '\u295a',
'leftthreetimes;': '\u22cb',
'LeftTriangle;': '\u22b2',
'LeftTriangleBar;': '\u29cf',
'LeftTriangleEqual;': '\u22b4',
'LeftUpDownVector;': '\u2951',
'LeftUpTeeVector;': '\u2960',
'LeftUpVector;': '\u21bf',
'LeftUpVectorBar;': '\u2958',
'LeftVector;': '\u21bc',
'LeftVectorBar;': '\u2952',
'lEg;': '\u2a8b',
'leg;': '\u22da',
'leq;': '\u2264',
'leqq;': '\u2266',
'leqslant;': '\u2a7d',
'les;': '\u2a7d',
'lescc;': '\u2aa8',
'lesdot;': '\u2a7f',
'lesdoto;': '\u2a81',
'lesdotor;': '\u2a83',
'lesg;': '\u22da\ufe00',
'lesges;': '\u2a93',
'lessapprox;': '\u2a85',
'lessdot;': '\u22d6',
'lesseqgtr;': '\u22da',
'lesseqqgtr;': '\u2a8b',
'LessEqualGreater;': '\u22da',
'LessFullEqual;': '\u2266',
'LessGreater;': '\u2276',
'lessgtr;': '\u2276',
'LessLess;': '\u2aa1',
'lesssim;': '\u2272',
'LessSlantEqual;': '\u2a7d',
'LessTilde;': '\u2272',
'lfisht;': '\u297c',
'lfloor;': '\u230a',
'Lfr;': '\U0001d50f',
'lfr;': '\U0001d529',
'lg;': '\u2276',
'lgE;': '\u2a91',
'lHar;': '\u2962',
'lhard;': '\u21bd',
'lharu;': '\u21bc',
'lharul;': '\u296a',
'lhblk;': '\u2584',
'LJcy;': '\u0409',
'ljcy;': '\u0459',
'Ll;': '\u22d8',
'll;': '\u226a',
'llarr;': '\u21c7',
'llcorner;': '\u231e',
'Lleftarrow;': '\u21da',
'llhard;': '\u296b',
'lltri;': '\u25fa',
'Lmidot;': '\u013f',
'lmidot;': '\u0140',
'lmoust;': '\u23b0',
'lmoustache;': '\u23b0',
'lnap;': '\u2a89',
'lnapprox;': '\u2a89',
'lnE;': '\u2268',
'lne;': '\u2a87',
'lneq;': '\u2a87',
'lneqq;': '\u2268',
'lnsim;': '\u22e6',
'loang;': '\u27ec',
'loarr;': '\u21fd',
'lobrk;': '\u27e6',
'LongLeftArrow;': '\u27f5',
'Longleftarrow;': '\u27f8',
'longleftarrow;': '\u27f5',
'LongLeftRightArrow;': '\u27f7',
'Longleftrightarrow;': '\u27fa',
'longleftrightarrow;': '\u27f7',
'longmapsto;': '\u27fc',
'LongRightArrow;': '\u27f6',
'Longrightarrow;': '\u27f9',
'longrightarrow;': '\u27f6',
'looparrowleft;': '\u21ab',
'looparrowright;': '\u21ac',
'lopar;': '\u2985',
'Lopf;': '\U0001d543',
'lopf;': '\U0001d55d',
'loplus;': '\u2a2d',
'lotimes;': '\u2a34',
'lowast;': '\u2217',
'lowbar;': '_',
'LowerLeftArrow;': '\u2199',
'LowerRightArrow;': '\u2198',
'loz;': '\u25ca',
'lozenge;': '\u25ca',
'lozf;': '\u29eb',
'lpar;': '(',
'lparlt;': '\u2993',
'lrarr;': '\u21c6',
'lrcorner;': '\u231f',
'lrhar;': '\u21cb',
'lrhard;': '\u296d',
'lrm;': '\u200e',
'lrtri;': '\u22bf',
'lsaquo;': '\u2039',
'Lscr;': '\u2112',
'lscr;': '\U0001d4c1',
'Lsh;': '\u21b0',
'lsh;': '\u21b0',
'lsim;': '\u2272',
'lsime;': '\u2a8d',
'lsimg;': '\u2a8f',
'lsqb;': '[',
'lsquo;': '\u2018',
'lsquor;': '\u201a',
'Lstrok;': '\u0141',
'lstrok;': '\u0142',
'LT': '<',
'lt': '<',
'LT;': '<',
'Lt;': '\u226a',
'lt;': '<',
'ltcc;': '\u2aa6',
'ltcir;': '\u2a79',
'ltdot;': '\u22d6',
'lthree;': '\u22cb',
'ltimes;': '\u22c9',
'ltlarr;': '\u2976',
'ltquest;': '\u2a7b',
'ltri;': '\u25c3',
'ltrie;': '\u22b4',
'ltrif;': '\u25c2',
'ltrPar;': '\u2996',
'lurdshar;': '\u294a',
'luruhar;': '\u2966',
'lvertneqq;': '\u2268\ufe00',
'lvnE;': '\u2268\ufe00',
'macr': '\xaf',
'macr;': '\xaf',
'male;': '\u2642',
'malt;': '\u2720',
'maltese;': '\u2720',
'Map;': '\u2905',
'map;': '\u21a6',
'mapsto;': '\u21a6',
'mapstodown;': '\u21a7',
'mapstoleft;': '\u21a4',
'mapstoup;': '\u21a5',
'marker;': '\u25ae',
'mcomma;': '\u2a29',
'Mcy;': '\u041c',
'mcy;': '\u043c',
'mdash;': '\u2014',
'mDDot;': '\u223a',
'measuredangle;': '\u2221',
'MediumSpace;': '\u205f',
'Mellintrf;': '\u2133',
'Mfr;': '\U0001d510',
'mfr;': '\U0001d52a',
'mho;': '\u2127',
'micro': '\xb5',
'micro;': '\xb5',
'mid;': '\u2223',
'midast;': '*',
'midcir;': '\u2af0',
'middot': '\xb7',
'middot;': '\xb7',
'minus;': '\u2212',
'minusb;': '\u229f',
'minusd;': '\u2238',
'minusdu;': '\u2a2a',
'MinusPlus;': '\u2213',
'mlcp;': '\u2adb',
'mldr;': '\u2026',
'mnplus;': '\u2213',
'models;': '\u22a7',
'Mopf;': '\U0001d544',
'mopf;': '\U0001d55e',
'mp;': '\u2213',
'Mscr;': '\u2133',
'mscr;': '\U0001d4c2',
'mstpos;': '\u223e',
'Mu;': '\u039c',
'mu;': '\u03bc',
'multimap;': '\u22b8',
'mumap;': '\u22b8',
'nabla;': '\u2207',
'Nacute;': '\u0143',
'nacute;': '\u0144',
'nang;': '\u2220\u20d2',
'nap;': '\u2249',
'napE;': '\u2a70\u0338',
'napid;': '\u224b\u0338',
'napos;': '\u0149',
'napprox;': '\u2249',
'natur;': '\u266e',
'natural;': '\u266e',
'naturals;': '\u2115',
'nbsp': '\xa0',
'nbsp;': '\xa0',
'nbump;': '\u224e\u0338',
'nbumpe;': '\u224f\u0338',
'ncap;': '\u2a43',
'Ncaron;': '\u0147',
'ncaron;': '\u0148',
'Ncedil;': '\u0145',
'ncedil;': '\u0146',
'ncong;': '\u2247',
'ncongdot;': '\u2a6d\u0338',
'ncup;': '\u2a42',
'Ncy;': '\u041d',
'ncy;': '\u043d',
'ndash;': '\u2013',
'ne;': '\u2260',
'nearhk;': '\u2924',
'neArr;': '\u21d7',
'nearr;': '\u2197',
'nearrow;': '\u2197',
'nedot;': '\u2250\u0338',
'NegativeMediumSpace;': '\u200b',
'NegativeThickSpace;': '\u200b',
'NegativeThinSpace;': '\u200b',
'NegativeVeryThinSpace;': '\u200b',
'nequiv;': '\u2262',
'nesear;': '\u2928',
'nesim;': '\u2242\u0338',
'NestedGreaterGreater;': '\u226b',
'NestedLessLess;': '\u226a',
'NewLine;': '\n',
'nexist;': '\u2204',
'nexists;': '\u2204',
'Nfr;': '\U0001d511',
'nfr;': '\U0001d52b',
'ngE;': '\u2267\u0338',
'nge;': '\u2271',
'ngeq;': '\u2271',
'ngeqq;': '\u2267\u0338',
'ngeqslant;': '\u2a7e\u0338',
'nges;': '\u2a7e\u0338',
'nGg;': '\u22d9\u0338',
'ngsim;': '\u2275',
'nGt;': '\u226b\u20d2',
'ngt;': '\u226f',
'ngtr;': '\u226f',
'nGtv;': '\u226b\u0338',
'nhArr;': '\u21ce',
'nharr;': '\u21ae',
'nhpar;': '\u2af2',
'ni;': '\u220b',
'nis;': '\u22fc',
'nisd;': '\u22fa',
'niv;': '\u220b',
'NJcy;': '\u040a',
'njcy;': '\u045a',
'nlArr;': '\u21cd',
'nlarr;': '\u219a',
'nldr;': '\u2025',
'nlE;': '\u2266\u0338',
'nle;': '\u2270',
'nLeftarrow;': '\u21cd',
'nleftarrow;': '\u219a',
'nLeftrightarrow;': '\u21ce',
'nleftrightarrow;': '\u21ae',
'nleq;': '\u2270',
'nleqq;': '\u2266\u0338',
'nleqslant;': '\u2a7d\u0338',
'nles;': '\u2a7d\u0338',
'nless;': '\u226e',
'nLl;': '\u22d8\u0338',
'nlsim;': '\u2274',
'nLt;': '\u226a\u20d2',
'nlt;': '\u226e',
'nltri;': '\u22ea',
'nltrie;': '\u22ec',
'nLtv;': '\u226a\u0338',
'nmid;': '\u2224',
'NoBreak;': '\u2060',
'NonBreakingSpace;': '\xa0',
'Nopf;': '\u2115',
'nopf;': '\U0001d55f',
'not': '\xac',
'Not;': '\u2aec',
'not;': '\xac',
'NotCongruent;': '\u2262',
'NotCupCap;': '\u226d',
'NotDoubleVerticalBar;': '\u2226',
'NotElement;': '\u2209',
'NotEqual;': '\u2260',
'NotEqualTilde;': '\u2242\u0338',
'NotExists;': '\u2204',
'NotGreater;': '\u226f',
'NotGreaterEqual;': '\u2271',
'NotGreaterFullEqual;': '\u2267\u0338',
'NotGreaterGreater;': '\u226b\u0338',
'NotGreaterLess;': '\u2279',
'NotGreaterSlantEqual;': '\u2a7e\u0338',
'NotGreaterTilde;': '\u2275',
'NotHumpDownHump;': '\u224e\u0338',
'NotHumpEqual;': '\u224f\u0338',
'notin;': '\u2209',
'notindot;': '\u22f5\u0338',
'notinE;': '\u22f9\u0338',
'notinva;': '\u2209',
'notinvb;': '\u22f7',
'notinvc;': '\u22f6',
'NotLeftTriangle;': '\u22ea',
'NotLeftTriangleBar;': '\u29cf\u0338',
'NotLeftTriangleEqual;': '\u22ec',
'NotLess;': '\u226e',
'NotLessEqual;': '\u2270',
'NotLessGreater;': '\u2278',
'NotLessLess;': '\u226a\u0338',
'NotLessSlantEqual;': '\u2a7d\u0338',
'NotLessTilde;': '\u2274',
'NotNestedGreaterGreater;': '\u2aa2\u0338',
'NotNestedLessLess;': '\u2aa1\u0338',
'notni;': '\u220c',
'notniva;': '\u220c',
'notnivb;': '\u22fe',
'notnivc;': '\u22fd',
'NotPrecedes;': '\u2280',
'NotPrecedesEqual;': '\u2aaf\u0338',
'NotPrecedesSlantEqual;': '\u22e0',
'NotReverseElement;': '\u220c',
'NotRightTriangle;': '\u22eb',
'NotRightTriangleBar;': '\u29d0\u0338',
'NotRightTriangleEqual;': '\u22ed',
'NotSquareSubset;': '\u228f\u0338',
'NotSquareSubsetEqual;': '\u22e2',
'NotSquareSuperset;': '\u2290\u0338',
'NotSquareSupersetEqual;': '\u22e3',
'NotSubset;': '\u2282\u20d2',
'NotSubsetEqual;': '\u2288',
'NotSucceeds;': '\u2281',
'NotSucceedsEqual;': '\u2ab0\u0338',
'NotSucceedsSlantEqual;': '\u22e1',
'NotSucceedsTilde;': '\u227f\u0338',
'NotSuperset;': '\u2283\u20d2',
'NotSupersetEqual;': '\u2289',
'NotTilde;': '\u2241',
'NotTildeEqual;': '\u2244',
'NotTildeFullEqual;': '\u2247',
'NotTildeTilde;': '\u2249',
'NotVerticalBar;': '\u2224',
'npar;': '\u2226',
'nparallel;': '\u2226',
'nparsl;': '\u2afd\u20e5',
'npart;': '\u2202\u0338',
'npolint;': '\u2a14',
'npr;': '\u2280',
'nprcue;': '\u22e0',
'npre;': '\u2aaf\u0338',
'nprec;': '\u2280',
'npreceq;': '\u2aaf\u0338',
'nrArr;': '\u21cf',
'nrarr;': '\u219b',
'nrarrc;': '\u2933\u0338',
'nrarrw;': '\u219d\u0338',
'nRightarrow;': '\u21cf',
'nrightarrow;': '\u219b',
'nrtri;': '\u22eb',
'nrtrie;': '\u22ed',
'nsc;': '\u2281',
'nsccue;': '\u22e1',
'nsce;': '\u2ab0\u0338',
'Nscr;': '\U0001d4a9',
'nscr;': '\U0001d4c3',
'nshortmid;': '\u2224',
'nshortparallel;': '\u2226',
'nsim;': '\u2241',
'nsime;': '\u2244',
'nsimeq;': '\u2244',
'nsmid;': '\u2224',
'nspar;': '\u2226',
'nsqsube;': '\u22e2',
'nsqsupe;': '\u22e3',
'nsub;': '\u2284',
'nsubE;': '\u2ac5\u0338',
'nsube;': '\u2288',
'nsubset;': '\u2282\u20d2',
'nsubseteq;': '\u2288',
'nsubseteqq;': '\u2ac5\u0338',
'nsucc;': '\u2281',
'nsucceq;': '\u2ab0\u0338',
'nsup;': '\u2285',
'nsupE;': '\u2ac6\u0338',
'nsupe;': '\u2289',
'nsupset;': '\u2283\u20d2',
'nsupseteq;': '\u2289',
'nsupseteqq;': '\u2ac6\u0338',
'ntgl;': '\u2279',
'Ntilde': '\xd1',
'ntilde': '\xf1',
'Ntilde;': '\xd1',
'ntilde;': '\xf1',
'ntlg;': '\u2278',
'ntriangleleft;': '\u22ea',
'ntrianglelefteq;': '\u22ec',
'ntriangleright;': '\u22eb',
'ntrianglerighteq;': '\u22ed',
'Nu;': '\u039d',
'nu;': '\u03bd',
'num;': '#',
'numero;': '\u2116',
'numsp;': '\u2007',
'nvap;': '\u224d\u20d2',
'nVDash;': '\u22af',
'nVdash;': '\u22ae',
'nvDash;': '\u22ad',
'nvdash;': '\u22ac',
'nvge;': '\u2265\u20d2',
'nvgt;': '>\u20d2',
'nvHarr;': '\u2904',
'nvinfin;': '\u29de',
'nvlArr;': '\u2902',
'nvle;': '\u2264\u20d2',
'nvlt;': '<\u20d2',
'nvltrie;': '\u22b4\u20d2',
'nvrArr;': '\u2903',
'nvrtrie;': '\u22b5\u20d2',
'nvsim;': '\u223c\u20d2',
'nwarhk;': '\u2923',
'nwArr;': '\u21d6',
'nwarr;': '\u2196',
'nwarrow;': '\u2196',
'nwnear;': '\u2927',
'Oacute': '\xd3',
'oacute': '\xf3',
'Oacute;': '\xd3',
'oacute;': '\xf3',
'oast;': '\u229b',
'ocir;': '\u229a',
'Ocirc': '\xd4',
'ocirc': '\xf4',
'Ocirc;': '\xd4',
'ocirc;': '\xf4',
'Ocy;': '\u041e',
'ocy;': '\u043e',
'odash;': '\u229d',
'Odblac;': '\u0150',
'odblac;': '\u0151',
'odiv;': '\u2a38',
'odot;': '\u2299',
'odsold;': '\u29bc',
'OElig;': '\u0152',
'oelig;': '\u0153',
'ofcir;': '\u29bf',
'Ofr;': '\U0001d512',
'ofr;': '\U0001d52c',
'ogon;': '\u02db',
'Ograve': '\xd2',
'ograve': '\xf2',
'Ograve;': '\xd2',
'ograve;': '\xf2',
'ogt;': '\u29c1',
'ohbar;': '\u29b5',
'ohm;': '\u03a9',
'oint;': '\u222e',
'olarr;': '\u21ba',
'olcir;': '\u29be',
'olcross;': '\u29bb',
'oline;': '\u203e',
'olt;': '\u29c0',
'Omacr;': '\u014c',
'omacr;': '\u014d',
'Omega;': '\u03a9',
'omega;': '\u03c9',
'Omicron;': '\u039f',
'omicron;': '\u03bf',
'omid;': '\u29b6',
'ominus;': '\u2296',
'Oopf;': '\U0001d546',
'oopf;': '\U0001d560',
'opar;': '\u29b7',
'OpenCurlyDoubleQuote;': '\u201c',
'OpenCurlyQuote;': '\u2018',
'operp;': '\u29b9',
'oplus;': '\u2295',
'Or;': '\u2a54',
'or;': '\u2228',
'orarr;': '\u21bb',
'ord;': '\u2a5d',
'order;': '\u2134',
'orderof;': '\u2134',
'ordf': '\xaa',
'ordf;': '\xaa',
'ordm': '\xba',
'ordm;': '\xba',
'origof;': '\u22b6',
'oror;': '\u2a56',
'orslope;': '\u2a57',
'orv;': '\u2a5b',
'oS;': '\u24c8',
'Oscr;': '\U0001d4aa',
'oscr;': '\u2134',
'Oslash': '\xd8',
'oslash': '\xf8',
'Oslash;': '\xd8',
'oslash;': '\xf8',
'osol;': '\u2298',
'Otilde': '\xd5',
'otilde': '\xf5',
'Otilde;': '\xd5',
'otilde;': '\xf5',
'Otimes;': '\u2a37',
'otimes;': '\u2297',
'otimesas;': '\u2a36',
'Ouml': '\xd6',
'ouml': '\xf6',
'Ouml;': '\xd6',
'ouml;': '\xf6',
'ovbar;': '\u233d',
'OverBar;': '\u203e',
'OverBrace;': '\u23de',
'OverBracket;': '\u23b4',
'OverParenthesis;': '\u23dc',
'par;': '\u2225',
'para': '\xb6',
'para;': '\xb6',
'parallel;': '\u2225',
'parsim;': '\u2af3',
'parsl;': '\u2afd',
'part;': '\u2202',
'PartialD;': '\u2202',
'Pcy;': '\u041f',
'pcy;': '\u043f',
'percnt;': '%',
'period;': '.',
'permil;': '\u2030',
'perp;': '\u22a5',
'pertenk;': '\u2031',
'Pfr;': '\U0001d513',
'pfr;': '\U0001d52d',
'Phi;': '\u03a6',
'phi;': '\u03c6',
'phiv;': '\u03d5',
'phmmat;': '\u2133',
'phone;': '\u260e',
'Pi;': '\u03a0',
'pi;': '\u03c0',
'pitchfork;': '\u22d4',
'piv;': '\u03d6',
'planck;': '\u210f',
'planckh;': '\u210e',
'plankv;': '\u210f',
'plus;': '+',
'plusacir;': '\u2a23',
'plusb;': '\u229e',
'pluscir;': '\u2a22',
'plusdo;': '\u2214',
'plusdu;': '\u2a25',
'pluse;': '\u2a72',
'PlusMinus;': '\xb1',
'plusmn': '\xb1',
'plusmn;': '\xb1',
'plussim;': '\u2a26',
'plustwo;': '\u2a27',
'pm;': '\xb1',
'Poincareplane;': '\u210c',
'pointint;': '\u2a15',
'Popf;': '\u2119',
'popf;': '\U0001d561',
'pound': '\xa3',
'pound;': '\xa3',
'Pr;': '\u2abb',
'pr;': '\u227a',
'prap;': '\u2ab7',
'prcue;': '\u227c',
'prE;': '\u2ab3',
'pre;': '\u2aaf',
'prec;': '\u227a',
'precapprox;': '\u2ab7',
'preccurlyeq;': '\u227c',
'Precedes;': '\u227a',
'PrecedesEqual;': '\u2aaf',
'PrecedesSlantEqual;': '\u227c',
'PrecedesTilde;': '\u227e',
'preceq;': '\u2aaf',
'precnapprox;': '\u2ab9',
'precneqq;': '\u2ab5',
'precnsim;': '\u22e8',
'precsim;': '\u227e',
'Prime;': '\u2033',
'prime;': '\u2032',
'primes;': '\u2119',
'prnap;': '\u2ab9',
'prnE;': '\u2ab5',
'prnsim;': '\u22e8',
'prod;': '\u220f',
'Product;': '\u220f',
'profalar;': '\u232e',
'profline;': '\u2312',
'profsurf;': '\u2313',
'prop;': '\u221d',
'Proportion;': '\u2237',
'Proportional;': '\u221d',
'propto;': '\u221d',
'prsim;': '\u227e',
'prurel;': '\u22b0',
'Pscr;': '\U0001d4ab',
'pscr;': '\U0001d4c5',
'Psi;': '\u03a8',
'psi;': '\u03c8',
'puncsp;': '\u2008',
'Qfr;': '\U0001d514',
'qfr;': '\U0001d52e',
'qint;': '\u2a0c',
'Qopf;': '\u211a',
'qopf;': '\U0001d562',
'qprime;': '\u2057',
'Qscr;': '\U0001d4ac',
'qscr;': '\U0001d4c6',
'quaternions;': '\u210d',
'quatint;': '\u2a16',
'quest;': '?',
'questeq;': '\u225f',
'QUOT': '"',
'quot': '"',
'QUOT;': '"',
'quot;': '"',
'rAarr;': '\u21db',
'race;': '\u223d\u0331',
'Racute;': '\u0154',
'racute;': '\u0155',
'radic;': '\u221a',
'raemptyv;': '\u29b3',
'Rang;': '\u27eb',
'rang;': '\u27e9',
'rangd;': '\u2992',
'range;': '\u29a5',
'rangle;': '\u27e9',
'raquo': '\xbb',
'raquo;': '\xbb',
'Rarr;': '\u21a0',
'rArr;': '\u21d2',
'rarr;': '\u2192',
'rarrap;': '\u2975',
'rarrb;': '\u21e5',
'rarrbfs;': '\u2920',
'rarrc;': '\u2933',
'rarrfs;': '\u291e',
'rarrhk;': '\u21aa',
'rarrlp;': '\u21ac',
'rarrpl;': '\u2945',
'rarrsim;': '\u2974',
'Rarrtl;': '\u2916',
'rarrtl;': '\u21a3',
'rarrw;': '\u219d',
'rAtail;': '\u291c',
'ratail;': '\u291a',
'ratio;': '\u2236',
'rationals;': '\u211a',
'RBarr;': '\u2910',
'rBarr;': '\u290f',
'rbarr;': '\u290d',
'rbbrk;': '\u2773',
'rbrace;': '}',
'rbrack;': ']',
'rbrke;': '\u298c',
'rbrksld;': '\u298e',
'rbrkslu;': '\u2990',
'Rcaron;': '\u0158',
'rcaron;': '\u0159',
'Rcedil;': '\u0156',
'rcedil;': '\u0157',
'rceil;': '\u2309',
'rcub;': '}',
'Rcy;': '\u0420',
'rcy;': '\u0440',
'rdca;': '\u2937',
'rdldhar;': '\u2969',
'rdquo;': '\u201d',
'rdquor;': '\u201d',
'rdsh;': '\u21b3',
'Re;': '\u211c',
'real;': '\u211c',
'realine;': '\u211b',
'realpart;': '\u211c',
'reals;': '\u211d',
'rect;': '\u25ad',
'REG': '\xae',
'reg': '\xae',
'REG;': '\xae',
'reg;': '\xae',
'ReverseElement;': '\u220b',
'ReverseEquilibrium;': '\u21cb',
'ReverseUpEquilibrium;': '\u296f',
'rfisht;': '\u297d',
'rfloor;': '\u230b',
'Rfr;': '\u211c',
'rfr;': '\U0001d52f',
'rHar;': '\u2964',
'rhard;': '\u21c1',
'rharu;': '\u21c0',
'rharul;': '\u296c',
'Rho;': '\u03a1',
'rho;': '\u03c1',
'rhov;': '\u03f1',
'RightAngleBracket;': '\u27e9',
'RightArrow;': '\u2192',
'Rightarrow;': '\u21d2',
'rightarrow;': '\u2192',
'RightArrowBar;': '\u21e5',
'RightArrowLeftArrow;': '\u21c4',
'rightarrowtail;': '\u21a3',
'RightCeiling;': '\u2309',
'RightDoubleBracket;': '\u27e7',
'RightDownTeeVector;': '\u295d',
'RightDownVector;': '\u21c2',
'RightDownVectorBar;': '\u2955',
'RightFloor;': '\u230b',
'rightharpoondown;': '\u21c1',
'rightharpoonup;': '\u21c0',
'rightleftarrows;': '\u21c4',
'rightleftharpoons;': '\u21cc',
'rightrightarrows;': '\u21c9',
'rightsquigarrow;': '\u219d',
'RightTee;': '\u22a2',
'RightTeeArrow;': '\u21a6',
'RightTeeVector;': '\u295b',
'rightthreetimes;': '\u22cc',
'RightTriangle;': '\u22b3',
'RightTriangleBar;': '\u29d0',
'RightTriangleEqual;': '\u22b5',
'RightUpDownVector;': '\u294f',
'RightUpTeeVector;': '\u295c',
'RightUpVector;': '\u21be',
'RightUpVectorBar;': '\u2954',
'RightVector;': '\u21c0',
'RightVectorBar;': '\u2953',
'ring;': '\u02da',
'risingdotseq;': '\u2253',
'rlarr;': '\u21c4',
'rlhar;': '\u21cc',
'rlm;': '\u200f',
'rmoust;': '\u23b1',
'rmoustache;': '\u23b1',
'rnmid;': '\u2aee',
'roang;': '\u27ed',
'roarr;': '\u21fe',
'robrk;': '\u27e7',
'ropar;': '\u2986',
'Ropf;': '\u211d',
'ropf;': '\U0001d563',
'roplus;': '\u2a2e',
'rotimes;': '\u2a35',
'RoundImplies;': '\u2970',
'rpar;': ')',
'rpargt;': '\u2994',
'rppolint;': '\u2a12',
'rrarr;': '\u21c9',
'Rrightarrow;': '\u21db',
'rsaquo;': '\u203a',
'Rscr;': '\u211b',
'rscr;': '\U0001d4c7',
'Rsh;': '\u21b1',
'rsh;': '\u21b1',
'rsqb;': ']',
'rsquo;': '\u2019',
'rsquor;': '\u2019',
'rthree;': '\u22cc',
'rtimes;': '\u22ca',
'rtri;': '\u25b9',
'rtrie;': '\u22b5',
'rtrif;': '\u25b8',
'rtriltri;': '\u29ce',
'RuleDelayed;': '\u29f4',
'ruluhar;': '\u2968',
'rx;': '\u211e',
'Sacute;': '\u015a',
'sacute;': '\u015b',
'sbquo;': '\u201a',
'Sc;': '\u2abc',
'sc;': '\u227b',
'scap;': '\u2ab8',
'Scaron;': '\u0160',
'scaron;': '\u0161',
'sccue;': '\u227d',
'scE;': '\u2ab4',
'sce;': '\u2ab0',
'Scedil;': '\u015e',
'scedil;': '\u015f',
'Scirc;': '\u015c',
'scirc;': '\u015d',
'scnap;': '\u2aba',
'scnE;': '\u2ab6',
'scnsim;': '\u22e9',
'scpolint;': '\u2a13',
'scsim;': '\u227f',
'Scy;': '\u0421',
'scy;': '\u0441',
'sdot;': '\u22c5',
'sdotb;': '\u22a1',
'sdote;': '\u2a66',
'searhk;': '\u2925',
'seArr;': '\u21d8',
'searr;': '\u2198',
'searrow;': '\u2198',
'sect': '\xa7',
'sect;': '\xa7',
'semi;': ';',
'seswar;': '\u2929',
'setminus;': '\u2216',
'setmn;': '\u2216',
'sext;': '\u2736',
'Sfr;': '\U0001d516',
'sfr;': '\U0001d530',
'sfrown;': '\u2322',
'sharp;': '\u266f',
'SHCHcy;': '\u0429',
'shchcy;': '\u0449',
'SHcy;': '\u0428',
'shcy;': '\u0448',
'ShortDownArrow;': '\u2193',
'ShortLeftArrow;': '\u2190',
'shortmid;': '\u2223',
'shortparallel;': '\u2225',
'ShortRightArrow;': '\u2192',
'ShortUpArrow;': '\u2191',
'shy': '\xad',
'shy;': '\xad',
'Sigma;': '\u03a3',
'sigma;': '\u03c3',
'sigmaf;': '\u03c2',
'sigmav;': '\u03c2',
'sim;': '\u223c',
'simdot;': '\u2a6a',
'sime;': '\u2243',
'simeq;': '\u2243',
'simg;': '\u2a9e',
'simgE;': '\u2aa0',
'siml;': '\u2a9d',
'simlE;': '\u2a9f',
'simne;': '\u2246',
'simplus;': '\u2a24',
'simrarr;': '\u2972',
'slarr;': '\u2190',
'SmallCircle;': '\u2218',
'smallsetminus;': '\u2216',
'smashp;': '\u2a33',
'smeparsl;': '\u29e4',
'smid;': '\u2223',
'smile;': '\u2323',
'smt;': '\u2aaa',
'smte;': '\u2aac',
'smtes;': '\u2aac\ufe00',
'SOFTcy;': '\u042c',
'softcy;': '\u044c',
'sol;': '/',
'solb;': '\u29c4',
'solbar;': '\u233f',
'Sopf;': '\U0001d54a',
'sopf;': '\U0001d564',
'spades;': '\u2660',
'spadesuit;': '\u2660',
'spar;': '\u2225',
'sqcap;': '\u2293',
'sqcaps;': '\u2293\ufe00',
'sqcup;': '\u2294',
'sqcups;': '\u2294\ufe00',
'Sqrt;': '\u221a',
'sqsub;': '\u228f',
'sqsube;': '\u2291',
'sqsubset;': '\u228f',
'sqsubseteq;': '\u2291',
'sqsup;': '\u2290',
'sqsupe;': '\u2292',
'sqsupset;': '\u2290',
'sqsupseteq;': '\u2292',
'squ;': '\u25a1',
'Square;': '\u25a1',
'square;': '\u25a1',
'SquareIntersection;': '\u2293',
'SquareSubset;': '\u228f',
'SquareSubsetEqual;': '\u2291',
'SquareSuperset;': '\u2290',
'SquareSupersetEqual;': '\u2292',
'SquareUnion;': '\u2294',
'squarf;': '\u25aa',
'squf;': '\u25aa',
'srarr;': '\u2192',
'Sscr;': '\U0001d4ae',
'sscr;': '\U0001d4c8',
'ssetmn;': '\u2216',
'ssmile;': '\u2323',
'sstarf;': '\u22c6',
'Star;': '\u22c6',
'star;': '\u2606',
'starf;': '\u2605',
'straightepsilon;': '\u03f5',
'straightphi;': '\u03d5',
'strns;': '\xaf',
'Sub;': '\u22d0',
'sub;': '\u2282',
'subdot;': '\u2abd',
'subE;': '\u2ac5',
'sube;': '\u2286',
'subedot;': '\u2ac3',
'submult;': '\u2ac1',
'subnE;': '\u2acb',
'subne;': '\u228a',
'subplus;': '\u2abf',
'subrarr;': '\u2979',
'Subset;': '\u22d0',
'subset;': '\u2282',
'subseteq;': '\u2286',
'subseteqq;': '\u2ac5',
'SubsetEqual;': '\u2286',
'subsetneq;': '\u228a',
'subsetneqq;': '\u2acb',
'subsim;': '\u2ac7',
'subsub;': '\u2ad5',
'subsup;': '\u2ad3',
'succ;': '\u227b',
'succapprox;': '\u2ab8',
'succcurlyeq;': '\u227d',
'Succeeds;': '\u227b',
'SucceedsEqual;': '\u2ab0',
'SucceedsSlantEqual;': '\u227d',
'SucceedsTilde;': '\u227f',
'succeq;': '\u2ab0',
'succnapprox;': '\u2aba',
'succneqq;': '\u2ab6',
'succnsim;': '\u22e9',
'succsim;': '\u227f',
'SuchThat;': '\u220b',
'Sum;': '\u2211',
'sum;': '\u2211',
'sung;': '\u266a',
'sup1': '\xb9',
'sup1;': '\xb9',
'sup2': '\xb2',
'sup2;': '\xb2',
'sup3': '\xb3',
'sup3;': '\xb3',
'Sup;': '\u22d1',
'sup;': '\u2283',
'supdot;': '\u2abe',
'supdsub;': '\u2ad8',
'supE;': '\u2ac6',
'supe;': '\u2287',
'supedot;': '\u2ac4',
'Superset;': '\u2283',
'SupersetEqual;': '\u2287',
'suphsol;': '\u27c9',
'suphsub;': '\u2ad7',
'suplarr;': '\u297b',
'supmult;': '\u2ac2',
'supnE;': '\u2acc',
'supne;': '\u228b',
'supplus;': '\u2ac0',
'Supset;': '\u22d1',
'supset;': '\u2283',
'supseteq;': '\u2287',
'supseteqq;': '\u2ac6',
'supsetneq;': '\u228b',
'supsetneqq;': '\u2acc',
'supsim;': '\u2ac8',
'supsub;': '\u2ad4',
'supsup;': '\u2ad6',
'swarhk;': '\u2926',
'swArr;': '\u21d9',
'swarr;': '\u2199',
'swarrow;': '\u2199',
'swnwar;': '\u292a',
'szlig': '\xdf',
'szlig;': '\xdf',
'Tab;': '\t',
'target;': '\u2316',
'Tau;': '\u03a4',
'tau;': '\u03c4',
'tbrk;': '\u23b4',
'Tcaron;': '\u0164',
'tcaron;': '\u0165',
'Tcedil;': '\u0162',
'tcedil;': '\u0163',
'Tcy;': '\u0422',
'tcy;': '\u0442',
'tdot;': '\u20db',
'telrec;': '\u2315',
'Tfr;': '\U0001d517',
'tfr;': '\U0001d531',
'there4;': '\u2234',
'Therefore;': '\u2234',
'therefore;': '\u2234',
'Theta;': '\u0398',
'theta;': '\u03b8',
'thetasym;': '\u03d1',
'thetav;': '\u03d1',
'thickapprox;': '\u2248',
'thicksim;': '\u223c',
'ThickSpace;': '\u205f\u200a',
'thinsp;': '\u2009',
'ThinSpace;': '\u2009',
'thkap;': '\u2248',
'thksim;': '\u223c',
'THORN': '\xde',
'thorn': '\xfe',
'THORN;': '\xde',
'thorn;': '\xfe',
'Tilde;': '\u223c',
'tilde;': '\u02dc',
'TildeEqual;': '\u2243',
'TildeFullEqual;': '\u2245',
'TildeTilde;': '\u2248',
'times': '\xd7',
'times;': '\xd7',
'timesb;': '\u22a0',
'timesbar;': '\u2a31',
'timesd;': '\u2a30',
'tint;': '\u222d',
'toea;': '\u2928',
'top;': '\u22a4',
'topbot;': '\u2336',
'topcir;': '\u2af1',
'Topf;': '\U0001d54b',
'topf;': '\U0001d565',
'topfork;': '\u2ada',
'tosa;': '\u2929',
'tprime;': '\u2034',
'TRADE;': '\u2122',
'trade;': '\u2122',
'triangle;': '\u25b5',
'triangledown;': '\u25bf',
'triangleleft;': '\u25c3',
'trianglelefteq;': '\u22b4',
'triangleq;': '\u225c',
'triangleright;': '\u25b9',
'trianglerighteq;': '\u22b5',
'tridot;': '\u25ec',
'trie;': '\u225c',
'triminus;': '\u2a3a',
'TripleDot;': '\u20db',
'triplus;': '\u2a39',
'trisb;': '\u29cd',
'tritime;': '\u2a3b',
'trpezium;': '\u23e2',
'Tscr;': '\U0001d4af',
'tscr;': '\U0001d4c9',
'TScy;': '\u0426',
'tscy;': '\u0446',
'TSHcy;': '\u040b',
'tshcy;': '\u045b',
'Tstrok;': '\u0166',
'tstrok;': '\u0167',
'twixt;': '\u226c',
'twoheadleftarrow;': '\u219e',
'twoheadrightarrow;': '\u21a0',
'Uacute': '\xda',
'uacute': '\xfa',
'Uacute;': '\xda',
'uacute;': '\xfa',
'Uarr;': '\u219f',
'uArr;': '\u21d1',
'uarr;': '\u2191',
'Uarrocir;': '\u2949',
'Ubrcy;': '\u040e',
'ubrcy;': '\u045e',
'Ubreve;': '\u016c',
'ubreve;': '\u016d',
'Ucirc': '\xdb',
'ucirc': '\xfb',
'Ucirc;': '\xdb',
'ucirc;': '\xfb',
'Ucy;': '\u0423',
'ucy;': '\u0443',
'udarr;': '\u21c5',
'Udblac;': '\u0170',
'udblac;': '\u0171',
'udhar;': '\u296e',
'ufisht;': '\u297e',
'Ufr;': '\U0001d518',
'ufr;': '\U0001d532',
'Ugrave': '\xd9',
'ugrave': '\xf9',
'Ugrave;': '\xd9',
'ugrave;': '\xf9',
'uHar;': '\u2963',
'uharl;': '\u21bf',
'uharr;': '\u21be',
'uhblk;': '\u2580',
'ulcorn;': '\u231c',
'ulcorner;': '\u231c',
'ulcrop;': '\u230f',
'ultri;': '\u25f8',
'Umacr;': '\u016a',
'umacr;': '\u016b',
'uml': '\xa8',
'uml;': '\xa8',
'UnderBar;': '_',
'UnderBrace;': '\u23df',
'UnderBracket;': '\u23b5',
'UnderParenthesis;': '\u23dd',
'Union;': '\u22c3',
'UnionPlus;': '\u228e',
'Uogon;': '\u0172',
'uogon;': '\u0173',
'Uopf;': '\U0001d54c',
'uopf;': '\U0001d566',
'UpArrow;': '\u2191',
'Uparrow;': '\u21d1',
'uparrow;': '\u2191',
'UpArrowBar;': '\u2912',
'UpArrowDownArrow;': '\u21c5',
'UpDownArrow;': '\u2195',
'Updownarrow;': '\u21d5',
'updownarrow;': '\u2195',
'UpEquilibrium;': '\u296e',
'upharpoonleft;': '\u21bf',
'upharpoonright;': '\u21be',
'uplus;': '\u228e',
'UpperLeftArrow;': '\u2196',
'UpperRightArrow;': '\u2197',
'Upsi;': '\u03d2',
'upsi;': '\u03c5',
'upsih;': '\u03d2',
'Upsilon;': '\u03a5',
'upsilon;': '\u03c5',
'UpTee;': '\u22a5',
'UpTeeArrow;': '\u21a5',
'upuparrows;': '\u21c8',
'urcorn;': '\u231d',
'urcorner;': '\u231d',
'urcrop;': '\u230e',
'Uring;': '\u016e',
'uring;': '\u016f',
'urtri;': '\u25f9',
'Uscr;': '\U0001d4b0',
'uscr;': '\U0001d4ca',
'utdot;': '\u22f0',
'Utilde;': '\u0168',
'utilde;': '\u0169',
'utri;': '\u25b5',
'utrif;': '\u25b4',
'uuarr;': '\u21c8',
'Uuml': '\xdc',
'uuml': '\xfc',
'Uuml;': '\xdc',
'uuml;': '\xfc',
'uwangle;': '\u29a7',
'vangrt;': '\u299c',
'varepsilon;': '\u03f5',
'varkappa;': '\u03f0',
'varnothing;': '\u2205',
'varphi;': '\u03d5',
'varpi;': '\u03d6',
'varpropto;': '\u221d',
'vArr;': '\u21d5',
'varr;': '\u2195',
'varrho;': '\u03f1',
'varsigma;': '\u03c2',
'varsubsetneq;': '\u228a\ufe00',
'varsubsetneqq;': '\u2acb\ufe00',
'varsupsetneq;': '\u228b\ufe00',
'varsupsetneqq;': '\u2acc\ufe00',
'vartheta;': '\u03d1',
'vartriangleleft;': '\u22b2',
'vartriangleright;': '\u22b3',
'Vbar;': '\u2aeb',
'vBar;': '\u2ae8',
'vBarv;': '\u2ae9',
'Vcy;': '\u0412',
'vcy;': '\u0432',
'VDash;': '\u22ab',
'Vdash;': '\u22a9',
'vDash;': '\u22a8',
'vdash;': '\u22a2',
'Vdashl;': '\u2ae6',
'Vee;': '\u22c1',
'vee;': '\u2228',
'veebar;': '\u22bb',
'veeeq;': '\u225a',
'vellip;': '\u22ee',
'Verbar;': '\u2016',
'verbar;': '|',
'Vert;': '\u2016',
'vert;': '|',
'VerticalBar;': '\u2223',
'VerticalLine;': '|',
'VerticalSeparator;': '\u2758',
'VerticalTilde;': '\u2240',
'VeryThinSpace;': '\u200a',
'Vfr;': '\U0001d519',
'vfr;': '\U0001d533',
'vltri;': '\u22b2',
'vnsub;': '\u2282\u20d2',
'vnsup;': '\u2283\u20d2',
'Vopf;': '\U0001d54d',
'vopf;': '\U0001d567',
'vprop;': '\u221d',
'vrtri;': '\u22b3',
'Vscr;': '\U0001d4b1',
'vscr;': '\U0001d4cb',
'vsubnE;': '\u2acb\ufe00',
'vsubne;': '\u228a\ufe00',
'vsupnE;': '\u2acc\ufe00',
'vsupne;': '\u228b\ufe00',
'Vvdash;': '\u22aa',
'vzigzag;': '\u299a',
'Wcirc;': '\u0174',
'wcirc;': '\u0175',
'wedbar;': '\u2a5f',
'Wedge;': '\u22c0',
'wedge;': '\u2227',
'wedgeq;': '\u2259',
'weierp;': '\u2118',
'Wfr;': '\U0001d51a',
'wfr;': '\U0001d534',
'Wopf;': '\U0001d54e',
'wopf;': '\U0001d568',
'wp;': '\u2118',
'wr;': '\u2240',
'wreath;': '\u2240',
'Wscr;': '\U0001d4b2',
'wscr;': '\U0001d4cc',
'xcap;': '\u22c2',
'xcirc;': '\u25ef',
'xcup;': '\u22c3',
'xdtri;': '\u25bd',
'Xfr;': '\U0001d51b',
'xfr;': '\U0001d535',
'xhArr;': '\u27fa',
'xharr;': '\u27f7',
'Xi;': '\u039e',
'xi;': '\u03be',
'xlArr;': '\u27f8',
'xlarr;': '\u27f5',
'xmap;': '\u27fc',
'xnis;': '\u22fb',
'xodot;': '\u2a00',
'Xopf;': '\U0001d54f',
'xopf;': '\U0001d569',
'xoplus;': '\u2a01',
'xotime;': '\u2a02',
'xrArr;': '\u27f9',
'xrarr;': '\u27f6',
'Xscr;': '\U0001d4b3',
'xscr;': '\U0001d4cd',
'xsqcup;': '\u2a06',
'xuplus;': '\u2a04',
'xutri;': '\u25b3',
'xvee;': '\u22c1',
'xwedge;': '\u22c0',
'Yacute': '\xdd',
'yacute': '\xfd',
'Yacute;': '\xdd',
'yacute;': '\xfd',
'YAcy;': '\u042f',
'yacy;': '\u044f',
'Ycirc;': '\u0176',
'ycirc;': '\u0177',
'Ycy;': '\u042b',
'ycy;': '\u044b',
'yen': '\xa5',
'yen;': '\xa5',
'Yfr;': '\U0001d51c',
'yfr;': '\U0001d536',
'YIcy;': '\u0407',
'yicy;': '\u0457',
'Yopf;': '\U0001d550',
'yopf;': '\U0001d56a',
'Yscr;': '\U0001d4b4',
'yscr;': '\U0001d4ce',
'YUcy;': '\u042e',
'yucy;': '\u044e',
'yuml': '\xff',
'Yuml;': '\u0178',
'yuml;': '\xff',
'Zacute;': '\u0179',
'zacute;': '\u017a',
'Zcaron;': '\u017d',
'zcaron;': '\u017e',
'Zcy;': '\u0417',
'zcy;': '\u0437',
'Zdot;': '\u017b',
'zdot;': '\u017c',
'zeetrf;': '\u2128',
'ZeroWidthSpace;': '\u200b',
'Zeta;': '\u0396',
'zeta;': '\u03b6',
'Zfr;': '\u2128',
'zfr;': '\U0001d537',
'ZHcy;': '\u0416',
'zhcy;': '\u0436',
'zigrarr;': '\u21dd',
'Zopf;': '\u2124',
'zopf;': '\U0001d56b',
'Zscr;': '\U0001d4b5',
'zscr;': '\U0001d4cf',
'zwj;': '\u200d',
'zwnj;': '\u200c',
}
try:
import http.client as compat_http_client
except ImportError: # Python 2
import httplib as compat_http_client
try:
from urllib.error import HTTPError as compat_HTTPError
except ImportError: # Python 2
from urllib2 import HTTPError as compat_HTTPError
compat_urllib_HTTPError = compat_HTTPError
try:
from urllib.request import urlretrieve as compat_urlretrieve
except ImportError: # Python 2
from urllib import urlretrieve as compat_urlretrieve
compat_urllib_request_urlretrieve = compat_urlretrieve
try:
from html.parser import HTMLParser as compat_HTMLParser
except ImportError: # Python 2
from HTMLParser import HTMLParser as compat_HTMLParser
compat_html_parser_HTMLParser = 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 exception handling
class compat_HTMLParseError(Exception):
pass
compat_html_parser_HTMLParseError = compat_HTMLParseError
try:
from subprocess import DEVNULL
compat_subprocess_get_DEVNULL = lambda: DEVNULL
except ImportError:
compat_subprocess_get_DEVNULL = lambda: open(os.path.devnull, 'w')
try:
import http.server as compat_http_server
except ImportError:
import BaseHTTPServer as compat_http_server
try:
from urllib.parse import unquote_to_bytes as compat_urllib_parse_unquote_to_bytes
from urllib.parse import unquote as compat_urllib_parse_unquote
from urllib.parse import unquote_plus as compat_urllib_parse_unquote_plus
from urllib.parse import urlencode as compat_urllib_parse_urlencode
from urllib.parse import parse_qs as compat_parse_qs
except ImportError: # Python 2
_asciire = (compat_urllib_parse._asciire if hasattr(compat_urllib_parse, '_asciire')
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
# is apparently broken (see https://github.com/ytdl-org/youtube-dl/pull/6244)
def compat_urllib_parse_unquote_to_bytes(string):
"""unquote_to_bytes('abc%20def') -> b'abc def'."""
# Note: strings are encoded as UTF-8. This is only an issue if it contains
# unescaped non-ASCII characters, which URIs should not.
if not string:
# Is it a string-like object?
string.split
return b''
if isinstance(string, compat_str):
string = string.encode('utf-8')
bits = string.split(b'%')
if len(bits) == 1:
return string
res = [bits[0]]
append = res.append
for item in bits[1:]:
try:
append(compat_urllib_parse._hextochr[item[:2]])
append(item[2:])
except KeyError:
append(b'%')
append(item)
return b''.join(res)
def compat_urllib_parse_unquote(string, encoding='utf-8', errors='replace'):
"""Replace %xx escapes by their single-character equivalent. The optional
encoding and errors parameters specify how to decode percent-encoded
sequences into Unicode characters, as accepted by the bytes.decode()
method.
By default, percent-encoded sequences are decoded with UTF-8, and invalid
sequences are replaced by a placeholder character.
unquote('abc%20def') -> 'abc def'.
"""
if '%' not in string:
string.split
return string
if encoding is None:
encoding = 'utf-8'
if errors is None:
errors = 'replace'
bits = _asciire.split(string)
res = [bits[0]]
append = res.append
for i in range(1, len(bits), 2):
append(compat_urllib_parse_unquote_to_bytes(bits[i]).decode(encoding, errors))
append(bits[i + 1])
return ''.join(res)
def compat_urllib_parse_unquote_plus(string, encoding='utf-8', errors='replace'):
"""Like unquote(), but also replace plus signs by spaces, as required for
unquoting HTML form values.
unquote_plus('%7e/abc+def') -> '~/abc def'
"""
string = string.replace('+', ' ')
return compat_urllib_parse_unquote(string, encoding, errors)
# Python 2 will choke in urlencode on mixture of byte and unicode strings.
# Possible solutions are to either port it from python 3 with all
# the friends or manually ensure input query contains only byte strings.
# We will stick with latter thus recursively encoding the whole query.
def compat_urllib_parse_urlencode(query, doseq=0, encoding='utf-8'):
def encode_elem(e):
if isinstance(e, dict):
e = encode_dict(e)
elif isinstance(e, (list, tuple,)):
list_e = encode_list(e)
e = tuple(list_e) if isinstance(e, tuple) else list_e
elif isinstance(e, compat_str):
e = e.encode(encoding)
return e
def encode_dict(d):
return dict((encode_elem(k), encode_elem(v)) for k, v in d.items())
def encode_list(l):
return [encode_elem(e) for e in l]
return compat_urllib_parse._urlencode(encode_elem(query), doseq=doseq)
# HACK: The following is the correct parse_qs implementation from cpython 3's stdlib.
# Python 2's version is apparently totally broken
def _parse_qsl(qs, keep_blank_values=False, strict_parsing=False,
encoding='utf-8', errors='replace'):
qs, _coerce_result = qs, compat_str
pairs = [s2 for s1 in qs.split('&') for s2 in s1.split(';')]
r = []
for name_value in pairs:
if not name_value and not strict_parsing:
continue
nv = name_value.split('=', 1)
if len(nv) != 2:
if strict_parsing:
raise ValueError('bad query field: %r' % (name_value,))
# Handle case of a control-name with no equal sign
if keep_blank_values:
nv.append('')
else:
continue
if len(nv[1]) or keep_blank_values:
name = nv[0].replace('+', ' ')
name = compat_urllib_parse_unquote(
name, encoding=encoding, errors=errors)
name = _coerce_result(name)
value = nv[1].replace('+', ' ')
value = compat_urllib_parse_unquote(
value, encoding=encoding, errors=errors)
value = _coerce_result(value)
r.append((name, value))
return r
def compat_parse_qs(qs, keep_blank_values=False, strict_parsing=False,
encoding='utf-8', errors='replace'):
parsed_result = {}
pairs = _parse_qsl(qs, keep_blank_values, strict_parsing,
encoding=encoding, errors=errors)
for name, value in pairs:
if name in parsed_result:
parsed_result[name].append(value)
else:
parsed_result[name] = [value]
return parsed_result
setattr(compat_urllib_parse, '_urlencode',
getattr(compat_urllib_parse, 'urlencode'))
for name, fix in (
('unquote_to_bytes', compat_urllib_parse_unquote_to_bytes),
('parse_unquote', compat_urllib_parse_unquote),
('unquote_plus', compat_urllib_parse_unquote_plus),
('urlencode', compat_urllib_parse_urlencode),
('parse_qs', compat_parse_qs)):
setattr(compat_urllib_parse, name, fix)
compat_urllib_parse_parse_qs = compat_parse_qs
try:
from urllib.request import DataHandler as compat_urllib_request_DataHandler
except ImportError: # Python < 3.4
# Ported from CPython 98774:1733b3bd46db, Lib/urllib/request.py
class compat_urllib_request_DataHandler(compat_urllib_request.BaseHandler):
def data_open(self, req):
# data URLs as specified in RFC 2397.
#
# ignores POSTed data
#
# syntax:
# dataurl := "data:" [ mediatype ] [ ";base64" ] "," data
# mediatype := [ type "/" subtype ] *( ";" parameter )
# data := *urlchar
# parameter := attribute "=" value
url = req.get_full_url()
scheme, data = url.split(':', 1)
mediatype, data = data.split(',', 1)
# even base64 encoded data URLs might be quoted so unquote in any case:
data = compat_urllib_parse_unquote_to_bytes(data)
if mediatype.endswith(';base64'):
data = binascii.a2b_base64(data)
mediatype = mediatype[:-7]
if not mediatype:
mediatype = 'text/plain;charset=US-ASCII'
headers = email.message_from_string(
'Content-type: %s\nContent-length: %d\n' % (mediatype, len(data)))
return compat_urllib_response.addinfourl(io.BytesIO(data), headers, url)
try:
from xml.etree.ElementTree import ParseError as compat_xml_parse_error
except ImportError: # Python 2.6
from xml.parsers.expat import ExpatError as compat_xml_parse_error
compat_xml_etree_ElementTree_ParseError = compat_xml_parse_error
etree = xml.etree.ElementTree
class _TreeBuilder(etree.TreeBuilder):
def doctype(self, name, pubid, system):
pass
try:
# xml.etree.ElementTree.Element is a method in Python <=2.6 and
# the following will crash with:
# TypeError: isinstance() arg 2 must be a class, type, or tuple of classes and types
isinstance(None, etree.Element)
from xml.etree.ElementTree import Element as compat_etree_Element
except TypeError: # Python <=2.6
from xml.etree.ElementTree import _ElementInterface as compat_etree_Element
compat_xml_etree_ElementTree_Element = compat_etree_Element
if sys.version_info[0] >= 3:
def compat_etree_fromstring(text):
return etree.XML(text, parser=etree.XMLParser(target=_TreeBuilder()))
else:
# python 2.x tries to encode unicode strings with ascii (see the
# XMLParser._fixtext method)
try:
_etree_iter = etree.Element.iter
except AttributeError: # Python <=2.6
def _etree_iter(root):
for el in root.findall('*'):
yield el
for sub in _etree_iter(el):
yield sub
# on 2.6 XML doesn't have a parser argument, function copied from CPython
# 2.7 source
def _XML(text, parser=None):
if not parser:
parser = etree.XMLParser(target=_TreeBuilder())
parser.feed(text)
return parser.close()
def _element_factory(*args, **kwargs):
el = etree.Element(*args, **kwargs)
for k, v in el.items():
if isinstance(v, bytes):
el.set(k, v.decode('utf-8'))
return el
def compat_etree_fromstring(text):
doc = _XML(text, parser=etree.XMLParser(target=_TreeBuilder(element_factory=_element_factory)))
for el in _etree_iter(doc):
if el.text is not None and isinstance(el.text, bytes):
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
compat_xml_etree_register_namespace = compat_etree_register_namespace
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 . !
def compat_xpath(xpath):
if isinstance(xpath, compat_str):
xpath = xpath.encode('ascii')
return xpath
else:
compat_xpath = lambda xpath: xpath
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./]+$', s) else '"%s"' % s.replace('"', '\\"')
else:
try:
from shlex import quote as compat_shlex_quote
except ImportError: # Python < 3.3
def compat_shlex_quote(s):
if re.match(r'^[-_\w./]+$', s):
return s
else:
return "'" + s.replace("'", "'\"'\"'") + "'"
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
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 list(map(lambda s: s.decode('utf-8'), shlex.split(s, comments, posix)))
def compat_ord(c):
if type(c) is int:
return c
else:
return ord(c)
if sys.version_info >= (3, 0):
compat_getenv = os.getenv
compat_expanduser = os.path.expanduser
def compat_setenv(key, value, env=os.environ):
env[key] = value
else:
# Environment variables should be decoded with filesystem encoding.
# Otherwise it will fail if any non-ASCII characters present (see #3854 #3217 #2918)
def compat_getenv(key, default=None):
from .utils import get_filesystem_encoding
env = os.getenv(key, default)
if env:
env = env.decode(get_filesystem_encoding())
return env
def compat_setenv(key, value, env=os.environ):
def encode(v):
from .utils import get_filesystem_encoding
return v.encode(get_filesystem_encoding()) if isinstance(v, compat_str) else v
env[encode(key)] = encode(value)
# HACK: The default implementations of os.path.expanduser from cpython do not decode
# environment variables with filesystem encoding. We will work around this by
# providing adjusted implementations.
# The following are os.path.expanduser implementations from cpython 2.7.8 stdlib
# for different platforms with correct environment variables decoding.
if compat_os_name == 'posix':
def compat_expanduser(path):
"""Expand ~ and ~user constructions. If user or $HOME is unknown,
do nothing."""
if not path.startswith('~'):
return path
i = path.find('/', 1)
if i < 0:
i = len(path)
if i == 1:
if 'HOME' not in os.environ:
import pwd
userhome = pwd.getpwuid(os.getuid()).pw_dir
else:
userhome = compat_getenv('HOME')
else:
import pwd
try:
pwent = pwd.getpwnam(path[1:i])
except KeyError:
return path
userhome = pwent.pw_dir
userhome = userhome.rstrip('/')
return (userhome + path[i:]) or '/'
elif compat_os_name in ('nt', 'ce'):
def compat_expanduser(path):
"""Expand ~ and ~user constructs.
If user or $HOME is unknown, do nothing."""
if path[:1] != '~':
return path
i, n = 1, len(path)
while i < n and path[i] not in '/\\':
i = i + 1
if 'HOME' in os.environ:
userhome = compat_getenv('HOME')
elif 'USERPROFILE' in os.environ:
userhome = compat_getenv('USERPROFILE')
elif 'HOMEPATH' not in os.environ:
return path
else:
try:
drive = compat_getenv('HOMEDRIVE')
except KeyError:
drive = ''
userhome = os.path.join(drive, compat_getenv('HOMEPATH'))
if i != 1: # ~user
userhome = os.path.join(os.path.dirname(userhome), path[1:i])
return userhome + path[i:]
else:
compat_expanduser = os.path.expanduser
compat_os_path_expanduser = compat_expanduser
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
compat_os_path_realpath = compat_realpath
if sys.version_info < (3, 0):
def compat_print(s):
from .utils import preferredencoding
print(s.encode(preferredencoding(), 'xmlcharrefreplace'))
else:
def compat_print(s):
assert isinstance(s, compat_str)
print(s)
if sys.version_info < (3, 0) and sys.platform == 'win32':
def compat_getpass(prompt, *args, **kwargs):
if isinstance(prompt, compat_str):
from .utils import preferredencoding
prompt = prompt.encode(preferredencoding())
return getpass.getpass(prompt, *args, **kwargs)
else:
compat_getpass = getpass.getpass
compat_getpass_getpass = compat_getpass
try:
compat_input = raw_input
except NameError: # Python 3
compat_input = input
# Python < 2.6.5 require kwargs to be bytes
try:
def _testfunc(x):
pass
_testfunc(**{'x': 0})
except TypeError:
def compat_kwargs(kwargs):
return dict((bytes(k), v) for k, v in kwargs.items())
else:
compat_kwargs = lambda kwargs: kwargs
try:
compat_numeric_types = (int, float, long, complex)
except NameError: # Python 3
compat_numeric_types = (int, float, complex)
try:
compat_integer_types = (int, long)
except NameError: # Python 3
compat_integer_types = (int, )
if sys.version_info < (2, 7):
def compat_socket_create_connection(address, timeout, source_address=None):
host, port = address
err = None
for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
af, socktype, proto, canonname, sa = res
sock = None
try:
sock = socket.socket(af, socktype, proto)
sock.settimeout(timeout)
if source_address:
sock.bind(source_address)
sock.connect(sa)
return sock
except socket.error as _:
err = _
if sock is not None:
sock.close()
if err is not None:
raise err
else:
raise socket.error('getaddrinfo returns an empty list')
else:
compat_socket_create_connection = socket.create_connection
# Fix https://github.com/ytdl-org/youtube-dl/issues/4223
# See http://bugs.python.org/issue9161 for what is broken
def workaround_optparse_bug9161():
op = optparse.OptionParser()
og = optparse.OptionGroup(op, 'foo')
try:
og.add_option('-t')
except TypeError:
real_add_option = optparse.OptionGroup.add_option
def _compat_add_option(self, *args, **kwargs):
enc = lambda v: (
v.encode('ascii', 'replace') if isinstance(v, compat_str)
else v)
bargs = [enc(a) for a in args]
bkwargs = dict(
(k, enc(v)) for k, v in kwargs.items())
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:
_terminal_size = collections.namedtuple('terminal_size', ['columns', 'lines'])
def compat_get_terminal_size(fallback=(80, 24)):
from .utils import process_communicate_or_kill
columns = compat_getenv('COLUMNS')
if columns:
columns = int(columns)
else:
columns = None
lines = compat_getenv('LINES')
if lines:
lines = int(lines)
else:
lines = None
if columns is None or lines is None or columns <= 0 or lines <= 0:
try:
sp = subprocess.Popen(
['stty', 'size'],
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
out, err = process_communicate_or_kill(sp)
_lines, _columns = map(int, out.split())
except Exception:
_columns, _lines = _terminal_size(*fallback)
if columns is None or columns <= 0:
columns = _columns
if lines is None or lines <= 0:
lines = _lines
return _terminal_size(columns, lines)
try:
itertools.count(start=0, step=1)
compat_itertools_count = itertools.count
except TypeError: # Python 2.6
def compat_itertools_count(start=0, step=1):
while True:
yield start
start += step
if sys.version_info >= (3, 0):
from tokenize import tokenize as compat_tokenize_tokenize
else:
from tokenize import generate_tokens as compat_tokenize_tokenize
try:
struct.pack('!I', 0)
except TypeError:
# In Python 2.6 and 2.7.x < 2.7.7, struct requires a bytes argument
# See https://bugs.python.org/issue19099
def compat_struct_pack(spec, *args):
if isinstance(spec, compat_str):
spec = spec.encode('ascii')
return struct.pack(spec, *args)
def compat_struct_unpack(spec, *args):
if isinstance(spec, compat_str):
spec = spec.encode('ascii')
return struct.unpack(spec, *args)
class compat_Struct(struct.Struct):
def __init__(self, fmt):
if isinstance(fmt, compat_str):
fmt = fmt.encode('ascii')
super(compat_Struct, self).__init__(fmt)
else:
compat_struct_pack = struct.pack
compat_struct_unpack = struct.unpack
if platform.python_implementation() == 'IronPython' and sys.version_info < (2, 7, 8):
class compat_Struct(struct.Struct):
def unpack(self, string):
if not isinstance(string, buffer): # noqa: F821
string = buffer(string) # noqa: F821
return super(compat_Struct, self).unpack(string)
else:
compat_Struct = struct.Struct
# compat_map/filter() returning an iterator, supposedly the
# same versioning as for zip below
try:
from future_builtins import map as compat_map
except ImportError:
try:
from itertools import imap as compat_map
except ImportError:
compat_map = map
try:
from future_builtins import filter as compat_filter
except ImportError:
try:
from itertools import ifilter as compat_filter
except ImportError:
compat_filter = filter
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
# method renamed between Py2/3
try:
from itertools import zip_longest as compat_itertools_zip_longest
except ImportError:
from itertools import izip_longest as compat_itertools_zip_longest
# new class in collections
try:
from collections import ChainMap as compat_collections_chain_map
# Py3.3's ChainMap is deficient
if sys.version_info < (3, 4):
raise ImportError
except ImportError:
# Py <= 3.3
class compat_collections_chain_map(compat_collections_abc.MutableMapping):
maps = [{}]
def __init__(self, *maps):
self.maps = list(maps) or [{}]
def __getitem__(self, k):
for m in self.maps:
if k in m:
return m[k]
raise KeyError(k)
def __setitem__(self, k, v):
self.maps[0].__setitem__(k, v)
return
def __contains__(self, k):
return any((k in m) for m in self.maps)
def __delitem(self, k):
if k in self.maps[0]:
del self.maps[0][k]
return
raise KeyError(k)
def __delitem__(self, k):
self.__delitem(k)
def __iter__(self):
return itertools.chain(*reversed(self.maps))
def __len__(self):
return len(iter(self))
# to match Py3, don't del directly
def pop(self, k, *args):
if self.__contains__(k):
off = self.__getitem__(k)
self.__delitem(k)
return off
elif len(args) > 0:
return args[0]
raise KeyError(k)
def new_child(self, m=None, **kwargs):
m = m or {}
m.update(kwargs)
return compat_collections_chain_map(m, *self.maps)
@property
def parents(self):
return compat_collections_chain_map(*(self.maps[1:]))
# Pythons disagree on the type of a pattern (RegexObject, _sre.SRE_Pattern, Pattern, ...?)
compat_re_Pattern = type(re.compile(''))
# and on the type of a match
compat_re_Match = type(re.match('a', 'a'))
if sys.version_info < (3, 3):
def compat_b64decode(s, *args, **kwargs):
if isinstance(s, compat_str):
s = s.encode('ascii')
return base64.b64decode(s, *args, **kwargs)
else:
compat_b64decode = base64.b64decode
compat_base64_b64decode = compat_b64decode
if platform.python_implementation() == 'PyPy' and sys.pypy_version_info < (5, 4, 0):
# PyPy2 prior to version 5.4.0 expects byte strings as Windows function
# names, see the original PyPy issue [1] and the youtube-dl one [2].
# 1. https://bitbucket.org/pypy/pypy/issues/2360/windows-ctypescdll-typeerror-function-name
# 2. https://github.com/ytdl-org/youtube-dl/pull/4392
def compat_ctypes_WINFUNCTYPE(*args, **kwargs):
real = ctypes.WINFUNCTYPE(*args, **kwargs)
def resf(tpl, *args, **kwargs):
funcname, dll = tpl
return real((str(funcname), dll), *args, **kwargs)
return resf
else:
def compat_ctypes_WINFUNCTYPE(*args, **kwargs):
return ctypes.WINFUNCTYPE(*args, **kwargs)
legacy = [
'compat_HTMLParseError',
'compat_HTMLParser',
'compat_HTTPError',
'compat_b64decode',
'compat_cookiejar',
'compat_cookiejar_Cookie',
'compat_cookies',
'compat_cookies_SimpleCookie',
'compat_etree_Element',
'compat_etree_register_namespace',
'compat_expanduser',
'compat_getpass',
'compat_parse_qs',
'compat_realpath',
'compat_urllib_parse_parse_qs',
'compat_urllib_parse_unquote',
'compat_urllib_parse_unquote_plus',
'compat_urllib_parse_unquote_to_bytes',
'compat_urllib_parse_urlencode',
'compat_urllib_parse_urlparse',
'compat_urlparse',
'compat_urlretrieve',
'compat_xml_parse_error',
]
__all__ = [
'compat_html_parser_HTMLParseError',
'compat_html_parser_HTMLParser',
'compat_Struct',
'compat_base64_b64decode',
'compat_basestring',
'compat_casefold',
'compat_chr',
'compat_collections_abc',
'compat_collections_chain_map',
'compat_http_cookiejar',
'compat_http_cookiejar_Cookie',
'compat_http_cookies',
'compat_http_cookies_SimpleCookie',
'compat_ctypes_WINFUNCTYPE',
'compat_etree_fromstring',
'compat_filter',
'compat_get_terminal_size',
'compat_getenv',
'compat_getpass_getpass',
'compat_html_entities',
'compat_html_entities_html5',
'compat_http_client',
'compat_http_server',
'compat_input',
'compat_integer_types',
'compat_itertools_count',
'compat_itertools_zip_longest',
'compat_kwargs',
'compat_map',
'compat_numeric_types',
'compat_ord',
'compat_os_name',
'compat_os_path_expanduser',
'compat_os_path_realpath',
'compat_print',
'compat_re_Match',
'compat_re_Pattern',
'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_request',
'compat_urllib_request_DataHandler',
'compat_urllib_response',
'compat_urllib_request_urlretrieve',
'compat_urllib_HTTPError',
'compat_xml_etree_ElementTree_Element',
'compat_xml_etree_ElementTree_ParseError',
'compat_xml_etree_register_namespace',
'compat_xpath',
'compat_zip',
'workaround_optparse_bug9161',
]
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