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z�Shared support for scanning document type declarations in HTML and XHTML.
This module is used as a foundation for the html.parser module. It has no
documented public API and should not be used directly.
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z ParserBase.parse_declarationr c C s� | j } | j | d | � \ } } | d k r5 | S| d
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C s� | j } t | � } | } x�| | k r�| | } | d k r�| | | d � } | d k rd d S| d k r� | j | | d � | j d | � n | d | k r� d S| d | k r� d S| | | d � d k r| j | d d �} | d k r | Sq n | j | d | � \ } } | d k r1d S| d k re| j | | d � | j d | � n t | d | � } | | | � } | d k r�| Sq | d k r| d | k r�d S| j | d | � \ } } | d k r�| S| | d k r�| d } q�q | d k r�| d } x* | | k rH| | j � rH| d } q W| | k r�| | d k ri| S| j | | � | j d � q�d Sq | j � r�| d } q | j | | � | j d | � q Wd S) N�<r r z<!z*unexpected char in internal subset (in %r)rG z<!--rE r r r! �entity�notationz)unknown declaration %r in internal subsetZ_parse_doctype_�%�;�]r z%unexpected char after internal subsetz%unexpected char %r in internal subsetr" r" r" r" r" > rK �element�attlistrJ r" r" r" )r r% r r r& r( �getattr�isspace)
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z ParserBase._parse_doctype_subsetc C s_ | j | | � \ } } | d k r( d S| j } d | | d � k r[ | j d | � d Sd S)Nr r r" r" r" )r( r �find)r r rS r2 r r r r r �_parse_doctype_element� s z!ParserBase._parse_doctype_elementc C sC | j } | j | | � \ } } | | | d � } | d k rE d S| d k rY | d Sx�| j | | � \ } } | d k r� | S| | | d � } | d k r� d
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z ParserBase._parse_doctype_entityc C s� | j } t | � } | | k r% d St | | � } | r� | j � } | j � } | t | � | k rl d S| j � | j � f S| j | | � | j d | | | d � � d S)Nr zexpected name token at %r� r" )Nr" r" )Nr" ) r r% �_declname_match�group�strip�lowerr, r r )r r rS r r. r1 rT r2 r r r r( x s zParserBase._scan_namec C s d S)Nr )r r0 r r r r* � s zParserBase.unknown_declN)�__name__�
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