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//usr/lib/python2.4/site-packages/lxml/cssselect.pyc
m ^Hc @ s d Z d k Z d k l Z d d d g Z d e f d YZ d e f d YZ d e i f d YZ d e f d YZ d e f d YZ d e f d YZ d e f d YZ d e f d YZ d e f d YZ d Z e i d Z d e _ e e d <d e f d YZ d e f d YZ d e f d YZ d e f d YZ d! e f d" YZ d# e f d$ YZ e i d% Z e i d& Z e i d' Z d( d) Z! d* e f d+ YZ" d, e" f d- YZ# d. Z$ d/ Z% d0 Z& d1 Z' d2 Z( d3 Z) d4 Z* d5 Z+ e i d6 Z, e i d7 e i- Z. e i d8 Z/ d9 Z0 d: Z1 e i d; e i2 Z3 d< Z4 d= e f d> YZ5 d S(? s CSS Selectors based on XPath. This module supports selecting XML/HTML tags based on CSS selectors. See the `CSSSelector` class for details. N( s etreet SelectorSyntaxErrort ExpressionErrort CSSSelectorc B s t Z RS( N( t __name__t __module__( ( ( t2 /usr/lib/python2.4/site-packages/lxml/cssselect.pyR s c B s t Z RS( N( R R ( ( ( R R s c B s t Z d Z d Z d Z RS( s A CSS selector. Usage:: >>> from lxml import etree, cssselect >>> select = cssselect.CSSSelector("a tag > child") >>> root = etree.XML("<a><b><c/><tag><child>TEXT</child></tag></b></a>") >>> [ el.tag for el in select(root) ] ['child'] c C s, t | } t i i | | | | _ d S( N( t css_to_xpatht csst patht etreet XPatht __init__t self( R R R ( ( R R s c C s0 d | i i t t t | d | i f S( Ns <%s %s for %r>i ( R t __class__R t hext abst idR ( R ( ( R t __repr__$ s ( R R t __doc__R R ( ( ( R R s t _UniTokenc B s t Z d Z d Z RS( Nc C s t i | | } | | _ | S( N( t unicodet __new__t clst contentst objt pos( R R R R ( ( R R . s c C s# d | i i t i | | i f S( Ns %s(%s, %r)( R R R R R R ( R ( ( R R 3 s ( R R R R ( ( ( R R - s t Symbolc B s t Z RS( N( R R ( ( ( R R 9 s t Stringc B s t Z RS( N( R R ( ( ( R R < s t Tokenc B s t Z RS( N( R R ( ( ( R R ? s t Classc B s) t Z d Z d Z d Z d Z RS( s( Represents selector.class_name c C s | | _ | | _ d S( N( t selectorR t class_name( R R R ( ( R R N s c C s d | i i | i | i f S( Ns %s[%r.%s]( R R R R R ( R ( ( R R R s c C s5 | i i } | i d t d | i d | S( Ns7 contains(concat(' ', normalize-space(@class), ' '), %s)t ( R R t xpatht sel_xpatht add_conditiont xpath_reprR ( R R" ( ( R R! X s "( R R R R R R! ( ( ( R R I s t Functionc B sw t Z d Z d d d d g Z d Z d Z d Z e e d Z d Z d Z d Z d Z d Z RS( s( Represents selector:name(expr) t targett langt enabledt disabledc C s( | | _ | | _ | | _ | | _ d S( N( R R t typet namet expr( R R R* R+ R, ( ( R R f s c C s) d | i i | i | i | i | i f S( Ns %s[%r%s%s(%r)]( R R R R R* R+ R, ( R ( ( R R l s c C s | i i } | i | i j o t d | i n d | i i d d } t | | p t d | i n t | | } | | | i S( Ns$ The psuedo-class %r is not supportedt _xpath_t -t _s The psuedo-class %r is unknown( R R R! t sel_pathR+ t unsupportedR t replacet methodt hasattrt getattrR, ( R R3 R0 ( ( R R! r s c C s{ t | \ } } | o% | o | o | i d | Sn | o | i n | i | d j o. | o d | } n | i d | | Sn | o | } | } n | d j o t | } n d | } | d j o d | | f g } n g } | d j o | i d | n* | d j o | o | i d | n d i | } | o | i | n | S( Ns false() and position() = 0i s last() - %ss position() = %ss +%si s (position() %s) mod %s = 0s position() >= %ss position() < (last() %s)s and ( t parse_seriesR, t at bt lastR! R# t add_name_testt add_star_prefixt strt b_negt appendt join( R R! R, R9 R: R7 R8 R= ( ( R t _xpath_nth_child~ s: c C s | i | | d t S( NR9 ( R R@ R! R, t True( R R! R, ( ( R t _xpath_nth_last_child s c C s6 | i d j o t d n | i | | d t S( Nt *s" *:nth-of-type() is not implementedR: ( R! t elementt NotImplementedErrorR R@ R, t False( R R! R, ( ( R t _xpath_nth_of_type s c C s | i | | d t d t S( NR9 R: ( R R@ R! R, RA RF ( R R! R, ( ( R t _xpath_nth_last_of_type s c C sA t | t o | i } n | i d t | i | S( Ns' contains(css:lower-case(string(.)), %s)( t isinstanceR, t Elementt _format_elementR! R# R$ t lower( R R! R, ( ( R t _xpath_contains s c C s* | i } | i } | i d | | S( Ns not(%s)( R, R! t conditiont condR# ( R R! R, RO ( ( R t _xpath_not s ( R R R R1 R R R! RF RA R@ RB RG RH RM RP ( ( ( R R% ^ s + c C s | i S( N( t sRL ( t contextRQ ( ( R t _make_lower_case s s http://codespeak.net/lxml/css/R s lower-caset Pseudoc B s t Z d Z d d d d d d d d d d d g Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z RS( s# Represents selector:ident t indeterminates first-lines first-lettert selectiont beforet aftert linkt visitedt activet focust hoverc C s3 | | _ | d j p t | | _ | | _ d S( Nt :s ::( R^ s ::( RD R R* t AssertionErrort ident( R RD R* R` ( ( R R s c C s# d | i i | i | i | i f S( Ns %s[%r%s%s]( R R R RD R* R` ( R ( ( R R s c C s | i i } | i | i j o t d | i n d | i i d d } t | | p t d | i n t | | } | | } | S( Ns" The psuedo-class %r is unsupportedR- R. R/ s The psuedo-class %r is unknown( R RD R! t el_xpathR` R1 R R2 R3 R4 R5 ( R Ra R3 ( ( R R! s c C s | i d | S( NsE (@selected or @checked) and (name(.) = 'input' or name(.) = 'option')( R! R# ( R R! ( ( R t _xpath_checked s c C s t d S( N( RE ( R R! ( ( R t _xpath_root s c C s% | i | i | i d | S( Ns position() = 1( R! R; R: R# ( R R! ( ( R t _xpath_first_child s c C s% | i | i | i d | S( Ns position() = last()( R! R; R: R# ( R R! ( ( R t _xpath_last_child s c C s; | i d j o t d n | i | i d | S( NRC s" *:first-of-type is not implementeds position() = 1( R! RD RE R; R# ( R R! ( ( R t _xpath_first_of_type s c C s; | i d j o t d n | i | i d | S( NRC s! *:last-of-type is not implementeds position() = last()( R! RD RE R; R# ( R R! ( ( R t _xpath_last_of_type s c C s% | i | i | i d | S( Ns last() = 1( R! R: R; R# ( R R! ( ( R t _xpath_only_child s c C s1 | i d j o t d n | i d | S( NRC s! *:only-of-type is not implementeds last() = 1( R! RD RE R# ( R R! ( ( R t _xpath_only_of_type s c C s | i d | S( Ns! not(*) and not(normalize-space())( R! R# ( R R! ( ( R t _xpath_empty! s ( R R R R1 R R R! Rb Rc Rd Re Rf Rg Rh Ri Rj ( ( ( R RT s ' t Attribc B s; t Z d Z d Z d Z d Z d Z d Z RS( s> Represents selector[namespace|attrib operator value] c C s1 | | _ | | _ | | _ | | _ | | _ d S( N( R R t namespacet attribt operatort value( R R Rl Rm Rn Ro ( ( R R * s c C sd | i d j o$ d | i i | i | i f Sn- d | i i | i | i | i | i f Sd S( Nt existss %s[%r[%s]]s %s[%r[%s %s %r]]( R Rn R R R t _format_attribRo ( R ( ( R R 1 s $c C s3 | i d j o | i Sn d | i | i f Sd S( NRC s %s|%s( R Rl Rm ( R ( ( R Rq ? s c C s7 | i d j o d | i Sn d | i | i f Sd S( NRC t @s @%s:%s( R Rl Rm ( R ( ( R t _xpath_attribE s c C s | i i } | i } | i } | i d j o | p t | i | n| i d j o! | i d | t | f n| i d j oL | o$ | i d | | t | f q| i d | t | f n6| i d j o) | i d | t d | d f n | i d j o1 | i d | t | | t | d f n | i d j o! | i d | t | f n | i d j o1 | i d | | t | d t | f nJ | i d j o! | i d | t | f n d p t d | i | S( NRp t =s %s = %ss !=s not(%s) or %s != %ss %s != %ss ~=s3 contains(concat(' ', normalize-space(%s), ' '), %s)R s |=s %s = %s or starts-with(%s, %s)R. s ^=s starts-with(%s, %s)s $=s( substring(%s, string-length(%s)-%s) = %si s *=s contains(%s, %s)i s Unknown operator: %r( R R R! R Rs Rm Ro Rn R_ R# R$ t len( R Ro R Rm ( ( R R! L s0 !$!)1!1!( R R R R R Rq Rs R! ( ( ( R Rk % s RJ c B s2 t Z d Z d Z d Z d Z d Z RS( s& Represents namespace|element c C s | | _ | | _ d S( N( Rl R RD ( R Rl RD ( ( R R z s c C s d | i i | i f S( Ns %s[%s]( R R R RK ( R ( ( R R ~ s c C s3 | i d j o | i Sn d | i | i f Sd S( NRC s %s|%s( R Rl RD ( R ( ( R RK s c C sF | i d j o | i i } n d | i | i f } t d | S( NRC s %s:%sRD ( R Rl RD RL t elt XPathExpr( R Rv ( ( R R! s ( R R R R R RK R! ( ( ( R RJ u s t Hashc B s) t Z d Z d Z d Z d Z RS( s Represents selector#id c C s | | _ | | _ d S( N( R R R ( R R R ( ( R R s c C s d | i i | i | i f S( Ns %s[%r#%s]( R R R R R ( R ( ( R R s c C s- | i i } | i d t | i | S( Ns @id = %s( R R R! R R# R$ R ( R R ( ( R R! s ( R R R R R R! ( ( ( R Rx s t Orc B s# t Z d Z d Z d Z RS( Nc C s | | _ d S( N( t itemsR ( R Rz ( ( R R s c C s d | i i | i f S( Ns %s(%r)( R R R Rz ( R ( ( R R s c C s4 g } | i D] } | | i q ~ } t | S( N( t _[1]R Rz t itemR! t pathst XPathExprOr( R R{ R} R| ( ( R R! s *( R R R R R! ( ( ( R Ry s t CombinedSelectorc B sq t Z h d d <d d <d d <d d <Z d Z d Z d Z d Z d Z d Z d Z RS( NR t descendantt >t childt +t direct_adjacentt ~t indirect_adjacentc C s3 | d j p t | | _ | | _ | | _ d S( N( R t NoneR_ R t combinatort subselector( R R R R ( ( R R s c C sC | i d j o d } n | i } d | i i | i | | i f S( NR s <followed>s %s[%r %s %r]( R R t combR R R R ( R R ( ( R R s c C sl | i | i j o t d | i n d | i | i } t | | } | i i } | | | i S( Ns Unknown combinator: %rR- ( R R t _method_mappingR R3 R5 R R! R R ( R R R3 ( ( R R! s c C s | i d | i | S( Ns /descendant::( R! R? t sub( R R! R ( ( R t _xpath_descendant s c C s | i d | i | S( Nt /( R! R? R ( R R! R ( ( R t _xpath_child s c C s1 | i d | i | i | i d | S( Ns /following-sibling::s position() = 1( R! R? R R: R# ( R R! R ( ( R t _xpath_direct_adjacent s c C s | i d | i | S( Ns /following-sibling::( R! R? R ( R R! R ( ( R t _xpath_indirect_adjacent s ( R R R R R R! R R R R ( ( ( R R s * s ^\w+\s*$s ^(\w*)#(\w+)\s*$s ^(\w*)\.(\w+)\s*$s descendant-or-self::c C s@ t | t o t i | } | d j o! d | | i d i f Sn t i | } | d j o. d | | i d p d | i d f Sn t i | } | d j o. d | | i d p d | i d f Sn t | } n | i } | d j p t d t | | o | i | n t | S( Ns %s%si s %s%s[@id = '%s']i RC i sA %s%s[contains(concat(' ', normalize-space(@class), ' '), ' %s ')]s% Got None for xpath expression from %s( RI t css_exprt basestringt _el_ret searcht matchR t prefixt groupt stript _id_ret _class_ret parseR! R, R_ t reprt add_prefixR< ( R R R, R ( ( R R s ! . . !Rw c B sh t Z d d d d e d Z d Z d Z d Z d Z d Z d Z d Z d Z RS( NRC c C s1 | | _ | | _ | | _ | | _ | | _ d S( N( R R R RD RN t star_prefix( R R R RD RN R ( ( R R s c C s d } | i d j o | t | i 7} n | i d j o | t | i 7} n | t | i 7} | i o | d | i 7} n | S( Nt s [%s]( R R R R R< RD RN ( R R ( ( R t __str__ s c C s d | i i | f S( Ns %s[%s]( R R R ( R ( ( R R s c C s1 | i o d | i | f | _ n | | _ d S( Ns %s and (%s)( R RN ( R RN ( ( R R# s c C s? | i d j o | i | _ n | i | i 7_ | | _ d S( N( R R R RD t part( R R ( ( R t add_path% s c C s+ | i o | | i | _ n | | _ d S( N( R R ( R R ( ( R R , s c C s? | i d j o d Sn | i d t | i d | _ d S( NRC s name() = %s( R RD R# R$ ( R ( ( R R: 2 s c C s3 | i o | i d 7_ n d | _ t | _ d S( s Adds a /* prefix if there is no prefix. This is when you need to keep context's constrained to a single parent. s */N( R R RA R ( R ( ( R R; 9 s c C s t | } | | 7} | i p d | i p d } | i o | d j o d } n | | _ | | _ | i | _ | i | _ d S( NR s */( R< R R t combinert otherR R RD RN ( R R R R R ( ( R R? D s ( R R R RF R R R R# R R R: R; R? ( ( ( R Rw s R~ c B s# t Z d Z e d Z d Z RS( s Represents |'d expressions. Note that unfortunately it isn't the union, it's the sum, so duplicate elements will appear. c C s; x" | D] } | d j p t q W| | _ | | _ d S( N( Rz R| R R_ R R ( R Rz R R| ( ( R R W s c C sE | i p d } d i g } | i D] } | | t | q$ ~ S( NR s | ( R R R? R{ Rz t iR< ( R R{ R R ( ( R R ] s ( R R R R R R ( ( ( R R~ Q s c C s0 t | t o | i } n t t | S( N( RI RQ RJ RK R R< ( RQ ( ( R R$ a s c C sp t t | } | | _ y t | SWn@ t j o4 } t d | | i t | f g | _ n Xd S( Ns %s at %s -> %s( t TokenStreamt tokenizet stringt streamt sourcet parse_selector_groupR t et tuplet usedt listt args( R R R ( ( R R m s (c C sp g } x: | i t | | i d j o | i q Pq Wt | d j o | d Sn t | Sd S( Ni t ,i ( t resultR> t parse_selectorR t peekt nextRu Ry ( R R ( ( R R w s c C s t | } xt | i } | d j p | d j o | Sn$ | d j o | i } n d } t | } t | | | } q W| S( Ni R R R R R ( R R R ( t parse_simple_selectorR R R R R R t next_selectorR ( R R R R R ( ( R R s c C sE | i } | d j o t | t o d } } n | i } | d j o% t | t o t d | n | i d j oR | } | i | i } | d j o% t | t o t d | q n d } | } t | | } t } xB| i } | d j o8 | o Pn | i t | | i } t } q q | d j o& | i t | | i } q q | d j oM | i t | | } | i } | d j p t d | q q q | d j p | d j o)| i } | i } t | t p t d | n | i d j o | i | i } t | t o | i } n@ t | t o# t | o t | i } n t | } | i } | d j p t d | | f n t | | | | } q t | | | } q q | d j o | i n Pq W| S( NRC s Expected symbol, got %rt |i t #t .t [t ]s ] expected, got %rR^ s ::t (t )s Expected ), got %r and %rR ( R R RI R RD Rl R R RJ R RF t has_hashRx RA R t parse_attribR* R` R R t is_intt intR R% RT ( R R Rl R R* R R R R` RD ( ( R R sx c C s0 y t | Wn t j o t Sn Xt Sd S( N( R t vt ValueErrorRF RA ( R ( ( R R s c C s | i } | i d j o | } | i | i } n d } | i d j o t | | | d d Sn | i } | d j o t d | n | i } t | t t f p t d | n t | | | | | S( NR RC R Rp s ^=s $=s *=Rt s ~=s |=s !=s Operator expected, got %rs! Expected string or symbol, got %r( s ^=s $=s *=Rt s ~=s |=s !=( R R Rm R Rl Rk R R t opR Ro RI R R ( R R Rl Ro Rm R ( ( R R s c C ss t | t o | i } n | p | d j o d Sn t | t o d | f Sn | d j o d Sn+ | d j o d Sn | d j o d Sn d | j o d t | f Sn | i d d \ } } | p d } n; | d j p | d j o t | d } n t | } | p d } n; | d j p | d j o t | d } n t | } | | f S( sJ Parses things like '1n+2', or 'an+b' generally, returning (a, b) RC i t oddi i t event nR. R t 1N( i i ( i i ( i i ( i i ( RI RQ RJ RK R t splitR7 R8 ( RQ R7 R8 ( ( R R6 s6 s \s+s /\*.*?\*/s [+-]?\d*n(?:[+-]\d+)?c c s d } t i d | } xt i | d | } | o | } | i } n d } | t | j o d Sn t i | d | } | oF | i d j o3 | | | i !} t | | V| i } q n | | } | | | d !} | d j o t | | V| d 7} q n | d j oI | d j o | d j o t d | Vn t | | V| d 7} q n | d j p | d j o/ | } t | | \ } } t | | Vq n | } t | | \ } } t | | Vq q Wd S( Ni R i R R i s ~=s |=s ^=s $=s *=s ::s !=s >+~,.*=[]()|:#s .#R t "t '( s ~=s |=s ^=s $=s *=s ::s !=( R t _comment_reR RQ t _whitespace_reR t preceding_whitespace_post endRu t _count_reR t symR t ct c2R t old_post tokenize_escaped_stringR t tokenize_symbol( RQ R R R R R R R ( ( R R * sL c C s | | } | d j p t | d } | } x | i | | } | d j o t d | | | f n | | | !} y | i d } Wn t j o | d } q1 X| | d f Sq1 Wd S( NR R i is% Expected closing %s for string in: %rt unicode_escape( R R ( RQ R t quoteR_ t startt findR R R t decodet UnicodeDecodeError( RQ R R R R R ( ( R R S s s [^\w\\-]c C s | } t i | d | } | p | | t | f Sn | i | j o# d p t d | | | f n | p | | } t | } n | | | i !} | i } y | i d } Wn+ t j o } t d | | f n X| | f S( NR i s Unexpected symbol: %r at %sR s Bad symbol %r: %s( R R t _illegal_symbolR RQ R Ru R_ R R R R R ( RQ R R R R R ( ( R R i s # R c B s/ t Z d d Z d Z d Z d Z RS( Nc C s7 g | _ t | | _ | | _ d | _ t | _ d S( N( R R t itert tokensR R t peekedRF t _peeking( R R R ( ( R R s c C sv | i o' t | _ | i i | i | i SnB y' | i i } | i i | | SWn t j o d Sn Xd S( N( R R RF R R> R R R t StopIterationR ( R R ( ( R R s c C s t | i d S( N( R R R R ( R ( ( R t __iter__ s c C sN | i p= y | i i | _ Wn t j o d Sn Xt | _ n | i S( N( R R R R R R R RA ( R ( ( R R s ( R R R R R R R ( ( ( R R s (6 R t ret lxmlR t __all__t SyntaxErrorR t RuntimeErrorR R R R R R R R t objectR R% RS t FunctionNamespacet nsR RT Rk RJ Rx Ry R t compileR R R R Rw R~ R$ R R R R R R R6 R t SR R R R t UNICODER R R (* R R R R R R R% R6 Rx R R R R R R R R R R~ R R R RT RJ R R Rk Ry R R R R R R R RS Rw R R R$ R R ( ( R t ? sX h XP < K L ) )