ó v®¸Qc@s{dZddlmZddlmZddlmZddlmZmZm Z m Z m Z dej fd„ƒYZ dS( s[Fixer for 'raise E, V, T' raise -> raise raise E -> raise E raise E, V -> raise E(V) raise E, V, T -> raise E(V).with_traceback(T) raise E, None, T -> raise E.with_traceback(T) raise (((E, E'), E''), E'''), V -> raise E(V) raise "foo", V, T -> warns about string exceptions CAVEATS: 1) "raise E, V" will be incorrectly translated if V is an exception instance. The correct Python 3 idiom is raise E from V but since we can't detect instance-hood by syntax alone and since any client code would have to be changed as well, we don't automate this. i(tpytree(ttoken(t fixer_base(tNametCalltAttrtArgListtis_tupletFixRaisecBseZeZdZd„ZRS(sB raise_stmt< 'raise' exc=any [',' val=any [',' tb=any]] > c Cs |j}|djƒ}|jtjkrEd}|j||ƒdSt|ƒrŠx*t|ƒr}|jdjdjƒ}qTWd|_nd|krÇt j |j t dƒ|gƒ}|j|_|S|djƒ}t|ƒrg|jdd!D]}|jƒ^qô} nd |_|g} d |krÖ|d jƒ} d | _|} |jtj ksm|jd krt|| ƒ} nt| t d ƒƒt| gƒg} t j |jt dƒg| ƒ}|j|_|St j |j t dƒt|| ƒgd |jƒSdS(Ntexcs+Python 3 does not support string exceptionsiiu tvaluraiseiÿÿÿÿuttbuNoneuwith_tracebacktprefix(tsymstclonettypeRtSTRINGtcannot_convertRtchildrenR RtNodet raise_stmtRtNAMEtvalueRRRt simple_stmt( tselftnodetresultsR R tmsgtnewR tctargsR tetwith_tb((s-/sys/lib/python2.7/lib2to3/fixes/fix_raise.pyt transform&s@    !  ,    !%"  (t__name__t __module__tTruet BM_compatibletPATTERNR!(((s-/sys/lib/python2.7/lib2to3/fixes/fix_raise.pyRsN(t__doc__tRtpgen2RRt fixer_utilRRRRRtBaseFixR(((s-/sys/lib/python2.7/lib2to3/fixes/fix_raise.pyts (