U ±[Öe£ã@s(dZdd„Zdd„Zdd„Zdd„Zd S) znFunctions for generating and parsing HTTP Accept: headers for supporting server-directed content negotiation. cGs²g}|D]^}t|ƒtkr"d}|}n6|\}}t|ƒ}|dksB|dkrNtd|ƒ‚d|f}| ||f¡q| ¡g}|D].\}}|dkr”| |¡qx| d||f¡qxd |¡S)zFGenerate an accept header value [str or (str, float)] -> str z1.0éézInvalid preference factor: %rz%0.1fz%s; q=%sz, )ÚtypeÚstrÚfloatÚ ValueErrorÚappendÚsortÚjoin)ÚelementsÚpartsÚelementÚqsÚmtypeÚqÚchunks©rúU/var/www/html/services/stratfitenv/lib/python3.8/site-packages/openid/yadis/accept.pyÚgenerateAcceptHeaders$     rc CsÞdd„| d¡Dƒ}g}|D]¢}dd„| d¡Dƒ}| d¡}d|krHq| dd¡\}}|D]L}d |kr\| d d¡\} } | d kr\zt| ƒ} Wq®Wq\tk r¦Yq\Xq\d } | | ||f¡q| ¡| ¡d d„|DƒS) z¼Parse an accept header, ignoring any accept-extensions returns a list of tuples containing main MIME type, MIME subtype, and quality markdown. str -> [(str, str, float)] cSsg|] }| ¡‘qSr©Ústrip)Ú.0ÚchunkrrrÚ -sz%parseAcceptHeader..ú,cSsg|] }| ¡‘qSrr)rÚsrrrr0sú;rú/rú=rgð?cSsg|]\}}}|||f‘qSrr)rrÚmainÚsubrrrrJs)ÚsplitÚpoprrrrÚreverse) ÚvaluerÚacceptrr rrrÚextÚkÚvrrrrÚparseAcceptHeader%s,  r(c Csø|s d}nd}i}i}|D]^\}}}|dkr:t||ƒ}qq|dkrZt| |d¡|ƒ||<qt| ||fd¡|ƒ|||f<qg}d} |D]Z} |  d¡\}}||f|kr²|||f}n | ||¡}|r†| d|| || f¡| d7} q†| ¡dd„|DƒS)aªGiven the result of parsing an Accept: header, and the available MIME types, return the acceptable types with their quality markdowns. For example: >>> acceptable = parseAcceptHeader('text/html, text/plain; q=0.5') >>> matchTypes(acceptable, ['text/plain', 'text/html', 'image/jpeg']) [('text/html', 1.0), ('text/plain', 0.5)] Type signature: ([(str, str, float)], [str]) -> [(str, float)] rrÚ*rcSsg|]\}}}}||f‘qSrr)rÚ_rrrrrrzs zmatchTypes..)ÚmaxÚgetr rr) Z accept_typesÚ have_typesÚdefaultZ match_mainZ match_subrrrZ accepted_listZorder_maintainerrrrrÚ matchTypesMs0     r/cCs t|ƒ}t||ƒ}dd„|DƒS)a Parse the accept header and return a list of available types in preferred order. If a type is unacceptable, it will not be in the resulting list. This is a convenience wrapper around matchTypes and parseAcceptHeader. (str, [str]) -> [str] cSsg|] \}}|‘qSrr)rrr*rrrr‰sz!getAcceptable..)r(r/)Z accept_headerr-ÚacceptedÚ preferredrrrÚ getAcceptable}s  r2N)Ú__doc__rr(r/r2rrrrÚs(0