PNG  IHDRX cHRMz&u0`:pQ<bKGD pHYsodtIME MeqIDATxw]Wug^Qd˶ 6`!N:!@xI~)%7%@Bh&`lnjVF29gΨ4E$|>cɚ{gk= %,a KX%,a KX%,a KX%,a KX%,a KX%,a KX%, b` ǟzeאfp]<!SJmɤY޲ڿ,%c ~ع9VH.!Ͳz&QynֺTkRR.BLHi٪:l;@(!MԴ=žI,:o&N'Kù\vRmJ雵֫AWic H@" !: Cé||]k-Ha oݜ:y F())u]aG7*JV@J415p=sZH!=!DRʯvɱh~V\}v/GKY$n]"X"}t@ xS76^[bw4dsce)2dU0 CkMa-U5tvLƀ~mlMwfGE/-]7XAƟ`׮g ewxwC4\[~7@O-Q( a*XGƒ{ ՟}$_y3tĐƤatgvێi|K=uVyrŲlLӪuܿzwk$m87k( `múcE)"@rK( z4$D; 2kW=Xb$V[Ru819קR~qloѱDyįݎ*mxw]y5e4K@ЃI0A D@"BDk_)N\8͜9dz"fK0zɿvM /.:2O{ Nb=M=7>??Zuo32 DLD@D| &+֎C #B8ַ`bOb $D#ͮҪtx]%`ES`Ru[=¾!@Od37LJ0!OIR4m]GZRJu$‡c=%~s@6SKy?CeIh:[vR@Lh | (BhAMy=݃  G"'wzn޺~8ԽSh ~T*A:xR[ܹ?X[uKL_=fDȊ؂p0}7=D$Ekq!/t.*2ʼnDbŞ}DijYaȲ(""6HA;:LzxQ‘(SQQ}*PL*fc\s `/d'QXW, e`#kPGZuŞuO{{wm[&NBTiiI0bukcA9<4@SӊH*؎4U/'2U5.(9JuDfrޱtycU%j(:RUbArLֺN)udA':uGQN"-"Is.*+k@ `Ojs@yU/ H:l;@yyTn}_yw!VkRJ4P)~y#)r,D =ě"Q]ci'%HI4ZL0"MJy 8A{ aN<8D"1#IJi >XjX֔#@>-{vN!8tRݻ^)N_╗FJEk]CT՟ YP:_|H1@ CBk]yKYp|og?*dGvzنzӴzjֺNkC~AbZƷ`.H)=!QͷVTT(| u78y֮}|[8-Vjp%2JPk[}ԉaH8Wpqhwr:vWª<}l77_~{s۴V+RCģ%WRZ\AqHifɤL36: #F:p]Bq/z{0CU6ݳEv_^k7'>sq*+kH%a`0ԣisqにtү04gVgW΂iJiS'3w.w}l6MC2uԯ|>JF5`fV5m`Y**Db1FKNttu]4ccsQNnex/87+}xaUW9y>ͯ骵G{䩓Գ3+vU}~jJ.NFRD7<aJDB1#ҳgSb,+CS?/ VG J?|?,2#M9}B)MiE+G`-wo߫V`fio(}S^4e~V4bHOYb"b#E)dda:'?}׮4繏`{7Z"uny-?ǹ;0MKx{:_pÚmFמ:F " .LFQLG)Q8qN q¯¯3wOvxDb\. BKD9_NN &L:4D{mm o^tֽ:q!ƥ}K+<"m78N< ywsard5+Š²z~mnG)=}lYݧNj'QJS{S :UYS-952?&O-:W}(!6Mk4+>A>j+i|<<|;ر^߉=HE|V#F)Emm#}/"y GII웻Jі94+v뾧xu~5C95~ūH>c@덉pʃ1/4-A2G%7>m;–Y,cyyaln" ?ƻ!ʪ<{~h~i y.zZB̃/,雋SiC/JFMmBH&&FAbϓO^tubbb_hZ{_QZ-sύodFgO(6]TJA˯#`۶ɟ( %$&+V'~hiYy>922 Wp74Zkq+Ovn錄c>8~GqܲcWꂎz@"1A.}T)uiW4="jJ2W7mU/N0gcqܗOO}?9/wìXžΏ0 >֩(V^Rh32!Hj5`;O28؇2#ݕf3 ?sJd8NJ@7O0 b־?lldщ̡&|9C.8RTWwxWy46ah嘦mh٤&l zCy!PY?: CJyв]dm4ǜҐR޻RլhX{FƯanшQI@x' ao(kUUuxW_Ñ줮[w8 FRJ(8˼)_mQ _!RJhm=!cVmm ?sFOnll6Qk}alY}; "baӌ~M0w,Ggw2W:G/k2%R,_=u`WU R.9T"v,<\Ik޽/2110Ӿxc0gyC&Ny޽JҢrV6N ``یeA16"J³+Rj*;BϜkZPJaÍ<Jyw:NP8/D$ 011z֊Ⱳ3ι֘k1V_"h!JPIΣ'ɜ* aEAd:ݺ>y<}Lp&PlRfTb1]o .2EW\ͮ]38؋rTJsǏP@芎sF\> P^+dYJLbJ C-xϐn> ι$nj,;Ǖa FU *择|h ~izť3ᤓ`K'-f tL7JK+vf2)V'-sFuB4i+m+@My=O҈0"|Yxoj,3]:cо3 $#uŘ%Y"y죯LebqtҢVzq¼X)~>4L׶m~[1_k?kxֺQ`\ |ٛY4Ѯr!)N9{56(iNq}O()Em]=F&u?$HypWUeB\k]JɩSع9 Zqg4ZĊo oMcjZBU]B\TUd34ݝ~:7ڶSUsB0Z3srx 7`:5xcx !qZA!;%͚7&P H<WL!džOb5kF)xor^aujƍ7 Ǡ8/p^(L>ὴ-B,{ۇWzֺ^k]3\EE@7>lYBȝR.oHnXO/}sB|.i@ɥDB4tcm,@ӣgdtJ!lH$_vN166L__'Z)y&kH;:,Y7=J 9cG) V\hjiE;gya~%ks_nC~Er er)muuMg2;֫R)Md) ,¶ 2-wr#F7<-BBn~_(o=KO㭇[Xv eN_SMgSҐ BS헃D%g_N:/pe -wkG*9yYSZS.9cREL !k}<4_Xs#FmҶ:7R$i,fi!~' # !6/S6y@kZkZcX)%5V4P]VGYq%H1!;e1MV<!ϐHO021Dp= HMs~~a)ަu7G^];git!Frl]H/L$=AeUvZE4P\.,xi {-~p?2b#amXAHq)MWǾI_r`S Hz&|{ +ʖ_= (YS(_g0a03M`I&'9vl?MM+m~}*xT۲(fY*V4x@29s{DaY"toGNTO+xCAO~4Ϳ;p`Ѫ:>Ҵ7K 3}+0 387x\)a"/E>qpWB=1 ¨"MP(\xp߫́A3+J] n[ʼnӼaTbZUWb={~2ooKױӰp(CS\S筐R*JغV&&"FA}J>G֐p1ٸbk7 ŘH$JoN <8s^yk_[;gy-;߉DV{c B yce% aJhDȶ 2IdйIB/^n0tNtџdcKj4϶v~- CBcgqx9= PJ) dMsjpYB] GD4RDWX +h{y`,3ꊕ$`zj*N^TP4L:Iz9~6s) Ga:?y*J~?OrMwP\](21sZUD ?ܟQ5Q%ggW6QdO+\@ ̪X'GxN @'4=ˋ+*VwN ne_|(/BDfj5(Dq<*tNt1х!MV.C0 32b#?n0pzj#!38}޴o1KovCJ`8ŗ_"]] rDUy޲@ Ȗ-;xџ'^Y`zEd?0„ DAL18IS]VGq\4o !swV7ˣι%4FѮ~}6)OgS[~Q vcYbL!wG3 7띸*E Pql8=jT\꘿I(z<[6OrR8ºC~ډ]=rNl[g|v TMTղb-o}OrP^Q]<98S¤!k)G(Vkwyqyr޽Nv`N/e p/~NAOk \I:G6]4+K;j$R:Mi #*[AȚT,ʰ,;N{HZTGMoּy) ]%dHء9Պ䠬|<45,\=[bƟ8QXeB3- &dҩ^{>/86bXmZ]]yޚN[(WAHL$YAgDKp=5GHjU&99v簪C0vygln*P)9^͞}lMuiH!̍#DoRBn9l@ xA/_v=ȺT{7Yt2N"4!YN`ae >Q<XMydEB`VU}u]嫇.%e^ánE87Mu\t`cP=AD/G)sI"@MP;)]%fH9'FNsj1pVhY&9=0pfuJ&gޤx+k:!r˭wkl03׼Ku C &ѓYt{.O.zҏ z}/tf_wEp2gvX)GN#I ݭ߽v/ .& и(ZF{e"=V!{zW`, ]+LGz"(UJp|j( #V4, 8B 0 9OkRrlɱl94)'VH9=9W|>PS['G(*I1==C<5"Pg+x'K5EMd؞Af8lG ?D FtoB[je?{k3zQ vZ;%Ɠ,]E>KZ+T/ EJxOZ1i #T<@ I}q9/t'zi(EMqw`mYkU6;[t4DPeckeM;H}_g pMww}k6#H㶏+b8雡Sxp)&C $@'b,fPߑt$RbJ'vznuS ~8='72_`{q纶|Q)Xk}cPz9p7O:'|G~8wx(a 0QCko|0ASD>Ip=4Q, d|F8RcU"/KM opKle M3#i0c%<7׿p&pZq[TR"BpqauIp$ 8~Ĩ!8Սx\ւdT>>Z40ks7 z2IQ}ItԀ<-%S⍤};zIb$I 5K}Q͙D8UguWE$Jh )cu4N tZl+[]M4k8֦Zeq֮M7uIqG 1==tLtR,ƜSrHYt&QP윯Lg' I,3@P'}'R˪e/%-Auv·ñ\> vDJzlӾNv5:|K/Jb6KI9)Zh*ZAi`?S {aiVDԲuy5W7pWeQJk֤#5&V<̺@/GH?^τZL|IJNvI:'P=Ϛt"¨=cud S Q.Ki0 !cJy;LJR;G{BJy޺[^8fK6)=yʊ+(k|&xQ2`L?Ȓ2@Mf 0C`6-%pKpm')c$׻K5[J*U[/#hH!6acB JA _|uMvDyk y)6OPYjœ50VT K}cǻP[ $:]4MEA.y)|B)cf-A?(e|lɉ#P9V)[9t.EiQPDѠ3ϴ;E:+Օ t ȥ~|_N2,ZJLt4! %ա]u {+=p.GhNcŞQI?Nd'yeh n7zi1DB)1S | S#ًZs2|Ɛy$F SxeX{7Vl.Src3E℃Q>b6G ўYCmtկ~=K0f(=LrAS GN'ɹ9<\!a`)֕y[uՍ[09` 9 +57ts6}b4{oqd+J5fa/,97J#6yν99mRWxJyѡyu_TJc`~W>l^q#Ts#2"nD1%fS)FU w{ܯ R{ ˎ󅃏џDsZSQS;LV;7 Od1&1n$ N /.q3~eNɪ]E#oM~}v֯FڦwyZ=<<>Xo稯lfMFV6p02|*=tV!c~]fa5Y^Q_WN|Vs 0ҘދU97OI'N2'8N֭fgg-}V%y]U4 峧p*91#9U kCac_AFңĪy뚇Y_AiuYyTTYЗ-(!JFLt›17uTozc. S;7A&&<ԋ5y;Ro+:' *eYJkWR[@F %SHWP 72k4 qLd'J "zB6{AC0ƁA6U.'F3:Ȅ(9ΜL;D]m8ڥ9}dU "v!;*13Rg^fJyShyy5auA?ɩGHRjo^]׽S)Fm\toy 4WQS@mE#%5ʈfFYDX ~D5Ϡ9tE9So_aU4?Ѽm%&c{n>.KW1Tlb}:j uGi(JgcYj0qn+>) %\!4{LaJso d||u//P_y7iRJ߬nHOy) l+@$($VFIQ9%EeKʈU. ia&FY̒mZ=)+qqoQn >L!qCiDB;Y<%} OgBxB!ØuG)WG9y(Ą{_yesuZmZZey'Wg#C~1Cev@0D $a@˲(.._GimA:uyw֬%;@!JkQVM_Ow:P.s\)ot- ˹"`B,e CRtaEUP<0'}r3[>?G8xU~Nqu;Wm8\RIkբ^5@k+5(By'L&'gBJ3ݶ!/㮻w҅ yqPWUg<e"Qy*167΃sJ\oz]T*UQ<\FԎ`HaNmڜ6DysCask8wP8y9``GJ9lF\G g's Nn͵MLN֪u$| /|7=]O)6s !ĴAKh]q_ap $HH'\1jB^s\|- W1:=6lJBqjY^LsPk""`]w)󭃈,(HC ?䔨Y$Sʣ{4Z+0NvQkhol6C.婧/u]FwiVjZka&%6\F*Ny#8O,22+|Db~d ~Çwc N:FuuCe&oZ(l;@ee-+Wn`44AMK➝2BRՈt7g*1gph9N) *"TF*R(#'88pm=}X]u[i7bEc|\~EMn}P瘊J)K.0i1M6=7'_\kaZ(Th{K*GJyytw"IO-PWJk)..axӝ47"89Cc7ĐBiZx 7m!fy|ϿF9CbȩV 9V-՛^pV̌ɄS#Bv4-@]Vxt-Z, &ֺ*diؠ2^VXbs֔Ìl.jQ]Y[47gj=幽ex)A0ip׳ W2[ᎇhuE^~q흙L} #-b۸oFJ_QP3r6jr+"nfzRJTUqoaۍ /$d8Mx'ݓ= OՃ| )$2mcM*cЙj}f };n YG w0Ia!1Q.oYfr]DyISaP}"dIӗթO67jqR ҊƐƈaɤGG|h;t]䗖oSv|iZqX)oalv;۩meEJ\!8=$4QU4Xo&VEĊ YS^E#d,yX_> ۘ-e\ "Wa6uLĜZi`aD9.% w~mB(02G[6y.773a7 /=o7D)$Z 66 $bY^\CuP. (x'"J60׿Y:Oi;F{w佩b+\Yi`TDWa~|VH)8q/=9!g߆2Y)?ND)%?Ǐ`k/sn:;O299yB=a[Ng 3˲N}vLNy;*?x?~L&=xyӴ~}q{qE*IQ^^ͧvü{Huu=R|>JyUlZV, B~/YF!Y\u_ݼF{_C)LD]m {H 0ihhadd nUkf3oٺCvE\)QJi+֥@tDJkB$1!Đr0XQ|q?d2) Ӣ_}qv-< FŊ߫%roppVBwü~JidY4:}L6M7f٬F "?71<2#?Jyy4뷢<_a7_=Q E=S1И/9{+93֮E{ǂw{))?maÆm(uLE#lïZ  ~d];+]h j?!|$F}*"4(v'8s<ŏUkm7^7no1w2ؗ}TrͿEk>p'8OB7d7R(A 9.*Mi^ͳ; eeUwS+C)uO@ =Sy]` }l8^ZzRXj[^iUɺ$tj))<sbDJfg=Pk_{xaKo1:-uyG0M ԃ\0Lvuy'ȱc2Ji AdyVgVh!{]/&}}ċJ#%d !+87<;qN޼Nفl|1N:8ya  8}k¾+-$4FiZYÔXk*I&'@iI99)HSh4+2G:tGhS^繿 Kتm0 вDk}֚+QT4;sC}rՅE,8CX-e~>G&'9xpW,%Fh,Ry56Y–hW-(v_,? ; qrBk4-V7HQ;ˇ^Gv1JVV%,ik;D_W!))+BoS4QsTM;gt+ndS-~:11Sgv!0qRVh!"Ȋ(̦Yl.]PQWgٳE'`%W1{ndΗBk|Ž7ʒR~,lnoa&:ü$ 3<a[CBݮwt"o\ePJ=Hz"_c^Z.#ˆ*x z̝grY]tdkP*:97YľXyBkD4N.C_[;F9`8& !AMO c `@BA& Ost\-\NX+Xp < !bj3C&QL+*&kAQ=04}cC!9~820G'PC9xa!w&bo_1 Sw"ܱ V )Yl3+ס2KoXOx]"`^WOy :3GO0g;%Yv㐫(R/r (s } u B &FeYZh0y> =2<Ϟc/ -u= c&׭,.0"g"7 6T!vl#sc>{u/Oh Bᾈ)۴74]x7 gMӒ"d]U)}" v4co[ ɡs 5Gg=XR14?5A}D "b{0$L .\4y{_fe:kVS\\O]c^W52LSBDM! C3Dhr̦RtArx4&agaN3Cf<Ԉp4~ B'"1@.b_/xQ} _߃҉/gٓ2Qkqp0շpZ2fԫYz< 4L.Cyυι1t@鎫Fe sYfsF}^ V}N<_`p)alٶ "(XEAVZ<)2},:Ir*#m_YӼ R%a||EƼIJ,,+f"96r/}0jE/)s)cjW#w'Sʯ5<66lj$a~3Kʛy 2:cZ:Yh))+a߭K::N,Q F'qB]={.]h85C9cr=}*rk?vwV렵ٸW Rs%}rNAkDv|uFLBkWY YkX מ|)1!$#3%y?pF<@<Rr0}: }\J [5FRxY<9"SQdE(Q*Qʻ)q1E0B_O24[U'],lOb ]~WjHޏTQ5Syu wq)xnw8~)c 쫬gٲߠ H% k5dƝk> kEj,0% b"vi2Wس_CuK)K{n|>t{P1򨾜j>'kEkƗBg*H%'_aY6Bn!TL&ɌOb{c`'d^{t\i^[uɐ[}q0lM˕G:‚4kb祔c^:?bpg… +37stH:0}en6x˟%/<]BL&* 5&fK9Mq)/iyqtA%kUe[ڛKN]Ě^,"`/ s[EQQm?|XJ߅92m]G.E΃ח U*Cn.j_)Tѧj̿30ڇ!A0=͜ar I3$C^-9#|pk!)?7.x9 @OO;WƝZBFU keZ75F6Tc6"ZȚs2y/1 ʵ:u4xa`C>6Rb/Yм)^=+~uRd`/|_8xbB0?Ft||Z\##|K 0>>zxv8۴吅q 8ĥ)"6>~\8:qM}#͚'ĉ#p\׶ l#bA?)|g g9|8jP(cr,BwV (WliVxxᡁ@0Okn;ɥh$_ckCgriv}>=wGzβ KkBɛ[˪ !J)h&k2%07δt}!d<9;I&0wV/ v 0<H}L&8ob%Hi|޶o&h1L|u֦y~󛱢8fٲUsւ)0oiFx2}X[zVYr_;N(w]_4B@OanC?gĦx>мgx>ΛToZoOMp>40>V Oy V9iq!4 LN,ˢu{jsz]|"R޻&'ƚ{53ўFu(<٪9:΋]B;)B>1::8;~)Yt|0(pw2N%&X,URBK)3\zz&}ax4;ǟ(tLNg{N|Ǽ\G#C9g$^\}p?556]/RP.90 k,U8/u776s ʪ_01چ|\N 0VV*3H鴃J7iI!wG_^ypl}r*jɤSR 5QN@ iZ#1ٰy;_\3\BQQ x:WJv츟ٯ$"@6 S#qe딇(/P( Dy~TOϻ<4:-+F`0||;Xl-"uw$Цi󼕝mKʩorz"mϺ$F:~E'ҐvD\y?Rr8_He@ e~O,T.(ފR*cY^m|cVR[8 JҡSm!ΆԨb)RHG{?MpqrmN>߶Y)\p,d#xۆWY*,l6]v0h15M˙MS8+EdI='LBJIH7_9{Caз*Lq,dt >+~ّeʏ?xԕ4bBAŚjﵫ!'\Ը$WNvKO}ӽmSşذqsOy?\[,d@'73'j%kOe`1.g2"e =YIzS2|zŐƄa\U,dP;jhhhaxǶ?КZ՚.q SE+XrbOu%\GتX(H,N^~]JyEZQKceTQ]VGYqnah;y$cQahT&QPZ*iZ8UQQM.qo/T\7X"u?Mttl2Xq(IoW{R^ ux*SYJ! 4S.Jy~ BROS[V|žKNɛP(L6V^|cR7i7nZW1Fd@ Ara{詑|(T*dN]Ko?s=@ |_EvF]׍kR)eBJc" MUUbY6`~V޴dJKß&~'d3i WWWWWW

F1l3 Manager

Current Directory: /usr/share/doc/python-docs-2.7.5/html/library
/usr/share/doc/python-docs-2.7.5/html/library/
Viewing File: /usr/share/doc/python-docs-2.7.5/html/library/htmlparser.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>19.1. HTMLParser — Simple HTML and XHTML parser &mdash; Python 2.7.5 documentation</title> <link rel="stylesheet" href="../_static/default.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../', VERSION: '2.7.5', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: true }; </script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/sidebar.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Python 2.7.5 documentation" href="../_static/opensearch.xml"/> <link rel="author" title="About these documents" href="../about.html" /> <link rel="copyright" title="Copyright" href="../copyright.html" /> <link rel="top" title="Python 2.7.5 documentation" href="../index.html" /> <link rel="up" title="19. Structured Markup Processing Tools" href="markup.html" /> <link rel="next" title="19.2. sgmllib — Simple SGML parser" href="sgmllib.html" /> <link rel="prev" title="19. Structured Markup Processing Tools" href="markup.html" /> <link rel="shortcut icon" type="image/png" href="../_static/py.png" /> <script type="text/javascript" src="../_static/copybutton.js"></script> </head> <body> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" accesskey="I">index</a></li> <li class="right" > <a href="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="sgmllib.html" title="19.2. sgmllib — Simple SGML parser" accesskey="N">next</a> |</li> <li class="right" > <a href="markup.html" title="19. Structured Markup Processing Tools" accesskey="P">previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="http://www.python.org/">Python</a> &raquo;</li> <li> <a href="../index.html">Python 2.7.5 documentation</a> &raquo; </li> <li><a href="index.html" >The Python Standard Library</a> &raquo;</li> <li><a href="markup.html" accesskey="U">19. Structured Markup Processing Tools</a> &raquo;</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body"> <div class="section" id="module-HTMLParser"> <span id="htmlparser-simple-html-and-xhtml-parser"></span><h1>19.1. <a class="reference internal" href="#module-HTMLParser" title="HTMLParser: A simple parser that can handle HTML and XHTML."><tt class="xref py py-mod docutils literal"><span class="pre">HTMLParser</span></tt></a> &#8212; Simple HTML and XHTML parser<a class="headerlink" href="#module-HTMLParser" title="Permalink to this headline">¶</a></h1> <div class="admonition note"> <p class="first admonition-title">Note</p> <p class="last">The <a class="reference internal" href="#module-HTMLParser" title="HTMLParser: A simple parser that can handle HTML and XHTML."><tt class="xref py py-mod docutils literal"><span class="pre">HTMLParser</span></tt></a> module has been renamed to <tt class="xref py py-mod docutils literal"><span class="pre">html.parser</span></tt> in Python 3. The <a class="reference internal" href="../glossary.html#term-to3"><em class="xref std std-term">2to3</em></a> tool will automatically adapt imports when converting your sources to Python 3.</p> </div> <p class="versionadded"> <span class="versionmodified">New in version 2.2.</span></p> <p id="index-0"><strong>Source code:</strong> <a class="reference external" href="http://hg.python.org/cpython/file/2.7/Lib/HTMLParser.py">Lib/HTMLParser.py</a></p> <hr class="docutils" /> <p>This module defines a class <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> which serves as the basis for parsing text files formatted in HTML (HyperText Mark-up Language) and XHTML. Unlike the parser in <a class="reference internal" href="htmllib.html#module-htmllib" title="htmllib: A parser for HTML documents. (deprecated)"><tt class="xref py py-mod docutils literal"><span class="pre">htmllib</span></tt></a>, this parser is not based on the SGML parser in <a class="reference internal" href="sgmllib.html#module-sgmllib" title="sgmllib: Only as much of an SGML parser as needed to parse HTML. (deprecated)"><tt class="xref py py-mod docutils literal"><span class="pre">sgmllib</span></tt></a>.</p> <dl class="class"> <dt id="HTMLParser.HTMLParser"> <em class="property">class </em><tt class="descclassname">HTMLParser.</tt><tt class="descname">HTMLParser</tt><a class="headerlink" href="#HTMLParser.HTMLParser" title="Permalink to this definition">¶</a></dt> <dd><p>An <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> instance is fed HTML data and calls handler methods when start tags, end tags, text, comments, and other markup elements are encountered. The user should subclass <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> and override its methods to implement the desired behavior.</p> <p>The <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> class is instantiated without arguments.</p> <p>Unlike the parser in <a class="reference internal" href="htmllib.html#module-htmllib" title="htmllib: A parser for HTML documents. (deprecated)"><tt class="xref py py-mod docutils literal"><span class="pre">htmllib</span></tt></a>, this parser does not check that end tags match start tags or call the end-tag handler for elements which are closed implicitly by closing an outer element.</p> </dd></dl> <p>An exception is defined as well:</p> <dl class="exception"> <dt id="HTMLParser.HTMLParseError"> <em class="property">exception </em><tt class="descclassname">HTMLParser.</tt><tt class="descname">HTMLParseError</tt><a class="headerlink" href="#HTMLParser.HTMLParseError" title="Permalink to this definition">¶</a></dt> <dd><p><a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> is able to handle broken markup, but in some cases it might raise this exception when it encounters an error while parsing. This exception provides three attributes: <tt class="xref py py-attr docutils literal"><span class="pre">msg</span></tt> is a brief message explaining the error, <tt class="xref py py-attr docutils literal"><span class="pre">lineno</span></tt> is the number of the line on which the broken construct was detected, and <tt class="xref py py-attr docutils literal"><span class="pre">offset</span></tt> is the number of characters into the line at which the construct starts.</p> </dd></dl> <div class="section" id="example-html-parser-application"> <h2>19.1.1. Example HTML Parser Application<a class="headerlink" href="#example-html-parser-application" title="Permalink to this headline">¶</a></h2> <p>As a basic example, below is a simple HTML parser that uses the <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> class to print out start tags, end tags and data as they are encountered:</p> <div class="highlight-python"><div class="highlight"><pre><span class="kn">from</span> <span class="nn">HTMLParser</span> <span class="kn">import</span> <span class="n">HTMLParser</span> <span class="c"># create a subclass and override the handler methods</span> <span class="k">class</span> <span class="nc">MyHTMLParser</span><span class="p">(</span><span class="n">HTMLParser</span><span class="p">):</span> <span class="k">def</span> <span class="nf">handle_starttag</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tag</span><span class="p">,</span> <span class="n">attrs</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Encountered a start tag:&quot;</span><span class="p">,</span> <span class="n">tag</span> <span class="k">def</span> <span class="nf">handle_endtag</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tag</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Encountered an end tag :&quot;</span><span class="p">,</span> <span class="n">tag</span> <span class="k">def</span> <span class="nf">handle_data</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">data</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Encountered some data :&quot;</span><span class="p">,</span> <span class="n">data</span> <span class="c"># instantiate the parser and fed it some HTML</span> <span class="n">parser</span> <span class="o">=</span> <span class="n">MyHTMLParser</span><span class="p">()</span> <span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;html&gt;&lt;head&gt;&lt;title&gt;Test&lt;/title&gt;&lt;/head&gt;&#39;</span> <span class="s">&#39;&lt;body&gt;&lt;h1&gt;Parse me!&lt;/h1&gt;&lt;/body&gt;&lt;/html&gt;&#39;</span><span class="p">)</span> </pre></div> </div> <p>The output will then be:</p> <div class="highlight-python"><pre>Encountered a start tag: html Encountered a start tag: head Encountered a start tag: title Encountered some data : Test Encountered an end tag : title Encountered an end tag : head Encountered a start tag: body Encountered a start tag: h1 Encountered some data : Parse me! Encountered an end tag : h1 Encountered an end tag : body Encountered an end tag : html</pre> </div> </div> <div class="section" id="htmlparser-methods"> <h2>19.1.2. <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> Methods<a class="headerlink" href="#htmlparser-methods" title="Permalink to this headline">¶</a></h2> <p><a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> instances have the following methods:</p> <dl class="method"> <dt id="HTMLParser.HTMLParser.feed"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">feed</tt><big>(</big><em>data</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.feed" title="Permalink to this definition">¶</a></dt> <dd><p>Feed some text to the parser. It is processed insofar as it consists of complete elements; incomplete data is buffered until more data is fed or <a class="reference internal" href="#HTMLParser.HTMLParser.close" title="HTMLParser.HTMLParser.close"><tt class="xref py py-meth docutils literal"><span class="pre">close()</span></tt></a> is called. <em>data</em> can be either <a class="reference internal" href="functions.html#unicode" title="unicode"><tt class="xref py py-class docutils literal"><span class="pre">unicode</span></tt></a> or <a class="reference internal" href="functions.html#str" title="str"><tt class="xref py py-class docutils literal"><span class="pre">str</span></tt></a>, but passing <a class="reference internal" href="functions.html#unicode" title="unicode"><tt class="xref py py-class docutils literal"><span class="pre">unicode</span></tt></a> is advised.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.close"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">close</tt><big>(</big><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.close" title="Permalink to this definition">¶</a></dt> <dd><p>Force processing of all buffered data as if it were followed by an end-of-file mark. This method may be redefined by a derived class to define additional processing at the end of the input, but the redefined version should always call the <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> base class method <a class="reference internal" href="#HTMLParser.HTMLParser.close" title="HTMLParser.HTMLParser.close"><tt class="xref py py-meth docutils literal"><span class="pre">close()</span></tt></a>.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.reset"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">reset</tt><big>(</big><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.reset" title="Permalink to this definition">¶</a></dt> <dd><p>Reset the instance. Loses all unprocessed data. This is called implicitly at instantiation time.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.getpos"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">getpos</tt><big>(</big><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.getpos" title="Permalink to this definition">¶</a></dt> <dd><p>Return current line number and offset.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.get_starttag_text"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">get_starttag_text</tt><big>(</big><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.get_starttag_text" title="Permalink to this definition">¶</a></dt> <dd><p>Return the text of the most recently opened start tag. This should not normally be needed for structured processing, but may be useful in dealing with HTML &#8220;as deployed&#8221; or for re-generating input with minimal changes (whitespace between attributes can be preserved, etc.).</p> </dd></dl> <p>The following methods are called when data or markup elements are encountered and they are meant to be overridden in a subclass. The base class implementations do nothing (except for <a class="reference internal" href="#HTMLParser.HTMLParser.handle_startendtag" title="HTMLParser.HTMLParser.handle_startendtag"><tt class="xref py py-meth docutils literal"><span class="pre">handle_startendtag()</span></tt></a>):</p> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_starttag"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_starttag</tt><big>(</big><em>tag</em>, <em>attrs</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_starttag" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called to handle the start of a tag (e.g. <tt class="docutils literal"><span class="pre">&lt;div</span> <span class="pre">id=&quot;main&quot;&gt;</span></tt>).</p> <p>The <em>tag</em> argument is the name of the tag converted to lower case. The <em>attrs</em> argument is a list of <tt class="docutils literal"><span class="pre">(name,</span> <span class="pre">value)</span></tt> pairs containing the attributes found inside the tag&#8217;s <tt class="docutils literal"><span class="pre">&lt;&gt;</span></tt> brackets. The <em>name</em> will be translated to lower case, and quotes in the <em>value</em> have been removed, and character and entity references have been replaced.</p> <p>For instance, for the tag <tt class="docutils literal"><span class="pre">&lt;A</span> <span class="pre">HREF=&quot;http://www.cwi.nl/&quot;&gt;</span></tt>, this method would be called as <tt class="docutils literal"><span class="pre">handle_starttag('a',</span> <span class="pre">[('href',</span> <span class="pre">'http://www.cwi.nl/')])</span></tt>.</p> <p class="versionchanged"> <span class="versionmodified">Changed in version 2.6: </span>All entity references from <a class="reference internal" href="htmllib.html#module-htmlentitydefs" title="htmlentitydefs: Definitions of HTML general entities."><tt class="xref py py-mod docutils literal"><span class="pre">htmlentitydefs</span></tt></a> are now replaced in the attribute values.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_endtag"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_endtag</tt><big>(</big><em>tag</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_endtag" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called to handle the end tag of an element (e.g. <tt class="docutils literal"><span class="pre">&lt;/div&gt;</span></tt>).</p> <p>The <em>tag</em> argument is the name of the tag converted to lower case.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_startendtag"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_startendtag</tt><big>(</big><em>tag</em>, <em>attrs</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_startendtag" title="Permalink to this definition">¶</a></dt> <dd><p>Similar to <a class="reference internal" href="#HTMLParser.HTMLParser.handle_starttag" title="HTMLParser.HTMLParser.handle_starttag"><tt class="xref py py-meth docutils literal"><span class="pre">handle_starttag()</span></tt></a>, but called when the parser encounters an XHTML-style empty tag (<tt class="docutils literal"><span class="pre">&lt;img</span> <span class="pre">...</span> <span class="pre">/&gt;</span></tt>). This method may be overridden by subclasses which require this particular lexical information; the default implementation simply calls <a class="reference internal" href="#HTMLParser.HTMLParser.handle_starttag" title="HTMLParser.HTMLParser.handle_starttag"><tt class="xref py py-meth docutils literal"><span class="pre">handle_starttag()</span></tt></a> and <a class="reference internal" href="#HTMLParser.HTMLParser.handle_endtag" title="HTMLParser.HTMLParser.handle_endtag"><tt class="xref py py-meth docutils literal"><span class="pre">handle_endtag()</span></tt></a>.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_data"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_data</tt><big>(</big><em>data</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_data" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called to process arbitrary data (e.g. text nodes and the content of <tt class="docutils literal"><span class="pre">&lt;script&gt;...&lt;/script&gt;</span></tt> and <tt class="docutils literal"><span class="pre">&lt;style&gt;...&lt;/style&gt;</span></tt>).</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_entityref"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_entityref</tt><big>(</big><em>name</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_entityref" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called to process a named character reference of the form <tt class="docutils literal"><span class="pre">&amp;name;</span></tt> (e.g. <tt class="docutils literal"><span class="pre">&amp;gt;</span></tt>), where <em>name</em> is a general entity reference (e.g. <tt class="docutils literal"><span class="pre">'gt'</span></tt>).</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_charref"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_charref</tt><big>(</big><em>name</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_charref" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called to process decimal and hexadecimal numeric character references of the form <tt class="docutils literal"><span class="pre">&amp;#NNN;</span></tt> and <tt class="docutils literal"><span class="pre">&amp;#xNNN;</span></tt>. For example, the decimal equivalent for <tt class="docutils literal"><span class="pre">&amp;gt;</span></tt> is <tt class="docutils literal"><span class="pre">&amp;#62;</span></tt>, whereas the hexadecimal is <tt class="docutils literal"><span class="pre">&amp;#x3E;</span></tt>; in this case the method will receive <tt class="docutils literal"><span class="pre">'62'</span></tt> or <tt class="docutils literal"><span class="pre">'x3E'</span></tt>.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_comment"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_comment</tt><big>(</big><em>data</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_comment" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called when a comment is encountered (e.g. <tt class="docutils literal"><span class="pre">&lt;!--comment--&gt;</span></tt>).</p> <p>For example, the comment <tt class="docutils literal"><span class="pre">&lt;!--</span> <span class="pre">comment</span> <span class="pre">--&gt;</span></tt> will cause this method to be called with the argument <tt class="docutils literal"><span class="pre">'</span> <span class="pre">comment</span> <span class="pre">'</span></tt>.</p> <p>The content of Internet Explorer conditional comments (condcoms) will also be sent to this method, so, for <tt class="docutils literal"><span class="pre">&lt;!--[if</span> <span class="pre">IE</span> <span class="pre">9]&gt;IE9-specific</span> <span class="pre">content&lt;![endif]--&gt;</span></tt>, this method will receive <tt class="docutils literal"><span class="pre">'[if</span> <span class="pre">IE</span> <span class="pre">9]&gt;IE-specific</span> <span class="pre">content&lt;![endif]'</span></tt>.</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_decl"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_decl</tt><big>(</big><em>decl</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_decl" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called to handle an HTML doctype declaration (e.g. <tt class="docutils literal"><span class="pre">&lt;!DOCTYPE</span> <span class="pre">html&gt;</span></tt>).</p> <p>The <em>decl</em> parameter will be the entire contents of the declaration inside the <tt class="docutils literal"><span class="pre">&lt;!...&gt;</span></tt> markup (e.g. <tt class="docutils literal"><span class="pre">'DOCTYPE</span> <span class="pre">html'</span></tt>).</p> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.handle_pi"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">handle_pi</tt><big>(</big><em>data</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.handle_pi" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called when a processing instruction is encountered. The <em>data</em> parameter will contain the entire processing instruction. For example, for the processing instruction <tt class="docutils literal"><span class="pre">&lt;?proc</span> <span class="pre">color='red'&gt;</span></tt>, this method would be called as <tt class="docutils literal"><span class="pre">handle_pi(&quot;proc</span> <span class="pre">color='red'&quot;)</span></tt>.</p> <div class="admonition note"> <p class="first admonition-title">Note</p> <p class="last">The <a class="reference internal" href="#HTMLParser.HTMLParser" title="HTMLParser.HTMLParser"><tt class="xref py py-class docutils literal"><span class="pre">HTMLParser</span></tt></a> class uses the SGML syntactic rules for processing instructions. An XHTML processing instruction using the trailing <tt class="docutils literal"><span class="pre">'?'</span></tt> will cause the <tt class="docutils literal"><span class="pre">'?'</span></tt> to be included in <em>data</em>.</p> </div> </dd></dl> <dl class="method"> <dt id="HTMLParser.HTMLParser.unknown_decl"> <tt class="descclassname">HTMLParser.</tt><tt class="descname">unknown_decl</tt><big>(</big><em>data</em><big>)</big><a class="headerlink" href="#HTMLParser.HTMLParser.unknown_decl" title="Permalink to this definition">¶</a></dt> <dd><p>This method is called when an unrecognized declaration is read by the parser.</p> <p>The <em>data</em> parameter will be the entire contents of the declaration inside the <tt class="docutils literal"><span class="pre">&lt;![...]&gt;</span></tt> markup. It is sometimes useful to be overridden by a derived class.</p> </dd></dl> </div> <div class="section" id="examples"> <span id="htmlparser-examples"></span><h2>19.1.3. Examples<a class="headerlink" href="#examples" title="Permalink to this headline">¶</a></h2> <p>The following class implements a parser that will be used to illustrate more examples:</p> <div class="highlight-python"><div class="highlight"><pre><span class="kn">from</span> <span class="nn">HTMLParser</span> <span class="kn">import</span> <span class="n">HTMLParser</span> <span class="kn">from</span> <span class="nn">htmlentitydefs</span> <span class="kn">import</span> <span class="n">name2codepoint</span> <span class="k">class</span> <span class="nc">MyHTMLParser</span><span class="p">(</span><span class="n">HTMLParser</span><span class="p">):</span> <span class="k">def</span> <span class="nf">handle_starttag</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tag</span><span class="p">,</span> <span class="n">attrs</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Start tag:&quot;</span><span class="p">,</span> <span class="n">tag</span> <span class="k">for</span> <span class="n">attr</span> <span class="ow">in</span> <span class="n">attrs</span><span class="p">:</span> <span class="k">print</span> <span class="s">&quot; attr:&quot;</span><span class="p">,</span> <span class="n">attr</span> <span class="k">def</span> <span class="nf">handle_endtag</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tag</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;End tag :&quot;</span><span class="p">,</span> <span class="n">tag</span> <span class="k">def</span> <span class="nf">handle_data</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">data</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Data :&quot;</span><span class="p">,</span> <span class="n">data</span> <span class="k">def</span> <span class="nf">handle_comment</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">data</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Comment :&quot;</span><span class="p">,</span> <span class="n">data</span> <span class="k">def</span> <span class="nf">handle_entityref</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span> <span class="n">c</span> <span class="o">=</span> <span class="nb">unichr</span><span class="p">(</span><span class="n">name2codepoint</span><span class="p">[</span><span class="n">name</span><span class="p">])</span> <span class="k">print</span> <span class="s">&quot;Named ent:&quot;</span><span class="p">,</span> <span class="n">c</span> <span class="k">def</span> <span class="nf">handle_charref</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span> <span class="k">if</span> <span class="n">name</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s">&#39;x&#39;</span><span class="p">):</span> <span class="n">c</span> <span class="o">=</span> <span class="nb">unichr</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="n">name</span><span class="p">[</span><span class="mi">1</span><span class="p">:],</span> <span class="mi">16</span><span class="p">))</span> <span class="k">else</span><span class="p">:</span> <span class="n">c</span> <span class="o">=</span> <span class="nb">unichr</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="n">name</span><span class="p">))</span> <span class="k">print</span> <span class="s">&quot;Num ent :&quot;</span><span class="p">,</span> <span class="n">c</span> <span class="k">def</span> <span class="nf">handle_decl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">data</span><span class="p">):</span> <span class="k">print</span> <span class="s">&quot;Decl :&quot;</span><span class="p">,</span> <span class="n">data</span> <span class="n">parser</span> <span class="o">=</span> <span class="n">MyHTMLParser</span><span class="p">()</span> </pre></div> </div> <p>Parsing a doctype:</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;!DOCTYPE HTML PUBLIC &quot;-//W3C//DTD HTML 4.01//EN&quot; &#39;</span> <span class="gp">... </span> <span class="s">&#39;&quot;http://www.w3.org/TR/html4/strict.dtd&quot;&gt;&#39;</span><span class="p">)</span> <span class="go">Decl : DOCTYPE HTML PUBLIC &quot;-//W3C//DTD HTML 4.01//EN&quot; &quot;http://www.w3.org/TR/html4/strict.dtd&quot;</span> </pre></div> </div> <p>Parsing an element with a few attributes and a title:</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;img src=&quot;python-logo.png&quot; alt=&quot;The Python logo&quot;&gt;&#39;</span><span class="p">)</span> <span class="go">Start tag: img</span> <span class="go"> attr: (&#39;src&#39;, &#39;python-logo.png&#39;)</span> <span class="go"> attr: (&#39;alt&#39;, &#39;The Python logo&#39;)</span> <span class="go">&gt;&gt;&gt;</span> <span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;h1&gt;Python&lt;/h1&gt;&#39;</span><span class="p">)</span> <span class="go">Start tag: h1</span> <span class="go">Data : Python</span> <span class="go">End tag : h1</span> </pre></div> </div> <p>The content of <tt class="docutils literal"><span class="pre">script</span></tt> and <tt class="docutils literal"><span class="pre">style</span></tt> elements is returned as is, without further parsing:</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;style type=&quot;text/css&quot;&gt;#python { color: green }&lt;/style&gt;&#39;</span><span class="p">)</span> <span class="go">Start tag: style</span> <span class="go"> attr: (&#39;type&#39;, &#39;text/css&#39;)</span> <span class="go">Data : #python { color: green }</span> <span class="go">End tag : style</span> <span class="go">&gt;&gt;&gt;</span> <span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;script type=&quot;text/javascript&quot;&gt;&#39;</span> <span class="gp">... </span> <span class="s">&#39;alert(&quot;&lt;strong&gt;hello!&lt;/strong&gt;&quot;);&lt;/script&gt;&#39;</span><span class="p">)</span> <span class="go">Start tag: script</span> <span class="go"> attr: (&#39;type&#39;, &#39;text/javascript&#39;)</span> <span class="go">Data : alert(&quot;&lt;strong&gt;hello!&lt;/strong&gt;&quot;);</span> <span class="go">End tag : script</span> </pre></div> </div> <p>Parsing comments:</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;!-- a comment --&gt;&#39;</span> <span class="gp">... </span> <span class="s">&#39;&lt;!--[if IE 9]&gt;IE-specific content&lt;![endif]--&gt;&#39;</span><span class="p">)</span> <span class="go">Comment : a comment</span> <span class="go">Comment : [if IE 9]&gt;IE-specific content&lt;![endif]</span> </pre></div> </div> <p>Parsing named and numeric character references and converting them to the correct char (note: these 3 references are all equivalent to <tt class="docutils literal"><span class="pre">'&gt;'</span></tt>):</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&amp;gt;&amp;#62;&amp;#x3E;&#39;</span><span class="p">)</span> <span class="go">Named ent: &gt;</span> <span class="go">Num ent : &gt;</span> <span class="go">Num ent : &gt;</span> </pre></div> </div> <p>Feeding incomplete chunks to <a class="reference internal" href="#HTMLParser.HTMLParser.feed" title="HTMLParser.HTMLParser.feed"><tt class="xref py py-meth docutils literal"><span class="pre">feed()</span></tt></a> works, but <a class="reference internal" href="#HTMLParser.HTMLParser.handle_data" title="HTMLParser.HTMLParser.handle_data"><tt class="xref py py-meth docutils literal"><span class="pre">handle_data()</span></tt></a> might be called more than once:</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="k">for</span> <span class="n">chunk</span> <span class="ow">in</span> <span class="p">[</span><span class="s">&#39;&lt;sp&#39;</span><span class="p">,</span> <span class="s">&#39;an&gt;buff&#39;</span><span class="p">,</span> <span class="s">&#39;ered &#39;</span><span class="p">,</span> <span class="s">&#39;text&lt;/s&#39;</span><span class="p">,</span> <span class="s">&#39;pan&gt;&#39;</span><span class="p">]:</span> <span class="gp">... </span> <span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span> <span class="gp">...</span> <span class="go">Start tag: span</span> <span class="go">Data : buff</span> <span class="go">Data : ered</span> <span class="go">Data : text</span> <span class="go">End tag : span</span> </pre></div> </div> <p>Parsing invalid HTML (e.g. unquoted attributes) also works:</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">&gt;&gt;&gt; </span><span class="n">parser</span><span class="o">.</span><span class="n">feed</span><span class="p">(</span><span class="s">&#39;&lt;p&gt;&lt;a class=link href=#main&gt;tag soup&lt;/p &gt;&lt;/a&gt;&#39;</span><span class="p">)</span> <span class="go">Start tag: p</span> <span class="go">Start tag: a</span> <span class="go"> attr: (&#39;class&#39;, &#39;link&#39;)</span> <span class="go"> attr: (&#39;href&#39;, &#39;#main&#39;)</span> <span class="go">Data : tag soup</span> <span class="go">End tag : p</span> <span class="go">End tag : a</span> </pre></div> </div> </div> </div> </div> </div> </div> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <h3><a href="../contents.html">Table Of Contents</a></h3> <ul> <li><a class="reference internal" href="#">19.1. <tt class="docutils literal"><span class="pre">HTMLParser</span></tt> &#8212; Simple HTML and XHTML parser</a><ul> <li><a class="reference internal" href="#example-html-parser-application">19.1.1. Example HTML Parser Application</a></li> <li><a class="reference internal" href="#htmlparser-methods">19.1.2. <tt class="docutils literal"><span class="pre">HTMLParser</span></tt> Methods</a></li> <li><a class="reference internal" href="#examples">19.1.3. Examples</a></li> </ul> </li> </ul> <h4>Previous topic</h4> <p class="topless"><a href="markup.html" title="previous chapter">19. Structured Markup Processing Tools</a></p> <h4>Next topic</h4> <p class="topless"><a href="sgmllib.html" title="next chapter">19.2. <tt class="docutils literal"><span class="pre">sgmllib</span></tt> &#8212; Simple SGML parser</a></p> <h3>This Page</h3> <ul class="this-page-menu"> <li><a href="../bugs.html">Report a Bug</a></li> <li><a href="../_sources/library/htmlparser.txt" rel="nofollow">Show Source</a></li> </ul> <div id="searchbox" style="display: none"> <h3>Quick search</h3> <form class="search" action="../search.html" method="get"> <input type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> <p class="searchtip" style="font-size: 90%"> Enter search terms or a module, class or function name. </p> </div> <script type="text/javascript">$('#searchbox').show(0);</script> </div> </div> <div class="clearer"></div> </div> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" >index</a></li> <li class="right" > <a href="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="sgmllib.html" title="19.2. sgmllib — Simple SGML parser" >next</a> |</li> <li class="right" > <a href="markup.html" title="19. Structured Markup Processing Tools" >previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="http://www.python.org/">Python</a> &raquo;</li> <li> <a href="../index.html">Python 2.7.5 documentation</a> &raquo; </li> <li><a href="index.html" >The Python Standard Library</a> &raquo;</li> <li><a href="markup.html" >19. Structured Markup Processing Tools</a> &raquo;</li> </ul> </div> <div class="footer"> &copy; <a href="../copyright.html">Copyright</a> 1990-2020, Python Software Foundation. <br /> The Python Software Foundation is a non-profit corporation. <a href="http://www.python.org/psf/donations/">Please donate.</a> <br /> Last updated on Oct 13, 2020. <a href="../bugs.html">Found a bug</a>? <br /> Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 1.1.3. </div> </body> </html>
webs 1.0 - Enhanced UI