# coding: utf-8 from __future__ import unicode_literals from __future__ import division import base64 import binascii import collections import ctypes import datetime 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 types 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 ) except NameError: compat_str, compat_basestring, compat_chr = ( str, (str, bytes), chr ) # casefold try: compat_str.casefold compat_casefold = lambda s: s.casefold() except AttributeError: from .casefold import casefold as compat_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 # Also fix up lack of method arg in old Pythons try: type(compat_urllib_request.Request('http://127.0.0.1', method='GET')) except TypeError: def _add_init_method_arg(cls): init = cls.__init__ def wrapped_init(self, *args, **kwargs): method = kwargs.pop('method', 'GET') init(self, *args, **kwargs) if any(callable(x.__dict__.get('get_method')) for x in (self.__class__, self) if x != cls): # allow instance or its subclass to override get_method() return if self.has_data() and method == 'GET': method = 'POST' self.get_method = types.MethodType(lambda _: method, self) cls.__init__ = wrapped_init _add_init_method_arg(compat_urllib_request.Request) del _add_init_method_arg 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: compat_urllib_response.addinfourl.status except AttributeError: # .getcode() is deprecated in Py 3. compat_urllib_response.addinfourl.status = property(lambda self: self.getcode()) 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 or sys.version_info < (3, 3): class compat_cookies_SimpleCookie(compat_cookies.SimpleCookie): def load(self, rawdata): must_have_value = 0 if not isinstance(rawdata, dict): if sys.version_info[:2] != (2, 7) or sys.platform.startswith('java'): # attribute must have value for parsing rawdata, must_have_value = re.subn( r'(?i)(;\s*)(secure|httponly)(\s*(?:;|$))', r'\1\2=\2\3', rawdata) if sys.version_info[0] == 2: if isinstance(rawdata, compat_str): rawdata = str(rawdata) super(compat_cookies_SimpleCookie, self).load(rawdata) if must_have_value > 0: for morsel in self.values(): for attr in ('secure', 'httponly'): if morsel.get(attr): morsel[attr] = True 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: compat_http_client.HTTPResponse.getcode except AttributeError: # Py < 3.1 compat_http_client.HTTPResponse.getcode = lambda self: self.status 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 HTMLParser import ( HTMLParser as compat_HTMLParser, HTMLParseError as compat_HTMLParseError) except ImportError: # Python 3 from html.parser import HTMLParser as compat_HTMLParser try: from html.parser import HTMLParseError as compat_HTMLParseError except ImportError: # Python >3.4 # HTMLParseError was 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_HTMLParser = compat_HTMLParser compat_html_parser_HTMLParseError = compat_HTMLParseError try: _DEVNULL = subprocess.DEVNULL compat_subprocess_get_DEVNULL = lambda: _DEVNULL except AttributeError: 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 try: from contextlib import suppress as compat_contextlib_suppress except ImportError: class compat_contextlib_suppress(object): _exceptions = None def __init__(self, *exceptions): super(compat_contextlib_suppress, self).__init__() # TODO: [Base]ExceptionGroup (3.12+) self._exceptions = exceptions def __enter__(self): return self def __exit__(self, exc_type, exc_val, exc_tb): return exc_val is not None and isinstance(exc_val, self._exceptions or tuple()) # subprocess.Popen context manager # avoids leaking handles if .communicate() is not called try: _Popen = subprocess.Popen # check for required context manager attributes _Popen.__enter__ and _Popen.__exit__ compat_subprocess_Popen = _Popen except AttributeError: # not a context manager - make one from contextlib import contextmanager @contextmanager def compat_subprocess_Popen(*args, **kwargs): popen = None try: popen = _Popen(*args, **kwargs) yield popen finally: if popen: for f in (popen.stdin, popen.stdout, popen.stderr): if f: # repeated .close() is OK, but just in case with compat_contextlib_suppress(EnvironmentError): f.close() popen.wait() # 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) if sys.version_info < (3, 0): # open(file, mode='r', buffering=- 1, encoding=None, errors=None, newline=None, closefd=True) not: opener=None def compat_open(file_, *args, **kwargs): if len(args) > 6 or 'opener' in kwargs: raise ValueError('open: unsupported argument "opener"') return io.open(file_, *args, **kwargs) else: compat_open = open # compat_register_utf8 def compat_register_utf8(): if sys.platform == 'win32': # https://github.com/ytdl-org/youtube-dl/issues/820 from codecs import register, lookup register( lambda name: lookup('utf-8') if name == 'cp65001' else None) # compat_datetime_timedelta_total_seconds try: compat_datetime_timedelta_total_seconds = datetime.timedelta.total_seconds except AttributeError: # Py 2.6 def compat_datetime_timedelta_total_seconds(td): return (td.microseconds + (td.seconds + td.days * 24 * 3600) * 10**6) / 10**6 # optional decompression packages # PyPi brotli package implements 'br' Content-Encoding try: import brotli as compat_brotli except ImportError: compat_brotli = None # PyPi ncompress package implements 'compress' Content-Encoding try: import ncompress as compat_ncompress except ImportError: compat_ncompress = None 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_brotli', 'compat_casefold', 'compat_chr', 'compat_collections_abc', 'compat_collections_chain_map', 'compat_datetime_timedelta_total_seconds', 'compat_http_cookiejar', 'compat_http_cookiejar_Cookie', 'compat_http_cookies', 'compat_http_cookies_SimpleCookie', 'compat_contextlib_suppress', '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_ncompress', 'compat_numeric_types', 'compat_open', 'compat_ord', 'compat_os_name', 'compat_os_path_expanduser', 'compat_os_path_realpath', 'compat_print', 'compat_re_Match', 'compat_re_Pattern', 'compat_register_utf8', '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_subprocess_Popen', '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', ]