+ hZ^RIHt^RIHt!RR]4tRt]R8Xd ]!4R#R#))chain)Counterca]tRt^toRtRtRtRtRtRRlt Rt ] R 4t ] RR l4t ] R 4tR tR tRRltRtVtR#) FStructurec HW9d.W&W,PV4R#)zW Append 'item' to the list at 'key'. If no list exists for 'key', then construct one. N)append)selfkeyitems&&&./usr/lib/python3/dist-packages/nltk/sem/lfg.py safeappendFStructure.safeappends ?DI cN\PWP4V4R#N)dict __setitem__lower)r r values&&&r rFStructure.__setitem__s yy{E2rcH\PWP44#r)r __getitem__rr r s&&r rFStructure.__getitem__siik22rcH\PWP44#r)r __contains__rrs&&r rFStructure.__contains__s  yy{33rcDVP4pVPV4#r) to_depgraphto_glueformula_list)r glue_dictdepgraphs&& r r FStructure.to_glueformula_list!s!##%,,X66rNc^RIHpV!4pVPpVPV^R4VP 4F{wrVRVP 44F[pVR,V8XgKVR,pVR,P V.4VR,V,PVR,4K] K} V^,VnV#)rDependencyGraphROOTc3D"TFqR,R8wgKVxK R#5i)relTOPN).0ns& r )FStructure.to_depgraph../sF.QeH4Eqq.s  headr)depsaddress) nltk.parse.dependencygraphr&nodes _to_depgraphitemsvalues setdefaultrroot) r r)r&r"r4r2noden2relations && r rFStructure.to_depgraph%s>"$ %F+#[[]MGF%,,.Ff:(!%yHL++Hb9L*11"Y-@ G+a rct\V4pW,PRVRVP^,RVP^,RVRV/4\V4Fp\W,4Fp\ V\ 4'dVP WV4K-\ V\4'd=\V4pW,PRVRV^,RV^,RVRV/4K\ V\4'dVFpVP WV4K K\RV,4h K R#)r2wordtagr0r)0feature %s is not an FStruct, a list, or a tupleN) lenupdatepredsorted isinstancerr5tuplelist Exception) r r4r0r)indexfeaturer new_indexr-s &&&& r r5FStructure._to_depgraph9sE  5 ! tyy|s   d|Gt}-dJ//%%eG<e,, #E I$++%y"DG!47"E!7  d++!uW="$JWT%.$rcB\PVPV4#r)r_read_depgraphr9)r"s&r read_depgraphFStructure.read_depgraph]s((AArc V'g \4pVR,P4R 9dVR,VR,3#\4pRVn\P VP 44VnW4nVR,VR,reVR,R8Xd0VR,R8XdVPRR 4WVR,3VnVP'g WV3Vn\P!VR ,P44Uu.uFpVPV,NK ppVF0p VPV R,\PWW$44K2 V#uupi) r)r?r@N:NNVB:rSNDtenser1)specpunct)PASTrW)rrrrD _make_labelgetlabelparentr r from_iterabler7r4rO) r:r" label_counterr^fstructr?r@idxchildrenchilds &&&& r rOFStructure._read_depgraphas=#IM ;   "3 3L$u+. .!lGGL&22=3D3D3FGGM#NV d5k#2w$s8s?&&w0AB $"g <<< ${ !..tF|/B/B/DEECs##E """%L--e}V" NsE+c .ROV^, ,p\V4^,pV^8dV\V4,#V#)z Pick an alphabetic character as identifier for an entity in the model. :param value: where to index into the list of characters :type value: int )fghijklmr-opqrstuvwxyzabcde)intstr)rletternums& r r[FStructure._make_labelsB 6 !)78%jB 7CH$ $MrcBVP4PRR4#) )__str__replacer s&r __repr__FStructure.__repr__s||~%%dB//rc"VP4#r) pretty_formatrs&r rFStructure.__str__s!!##rc RVP,pVRVP^,,, p\V4EFLpW,EF;p\ V\ 4'dfV\ V4,^,\ VP4,pVRPRV,VVPV44, pK\ V\4'd*VRPRV,W4^,4, pK\ V\4'dYVRPRV,VRRV\ V4,^,,,PV44, pEK,\RV,4h EKO VR ,# \dRpELi;i \dELi;i) z%s:[[z pred '%s'z {}{} {} z {}{} '{}'z {}{} {{{}}}z %srA]) r] NameErrorrDrErFrrBformatrrGrHjoinrI)r indentaccumrKr next_indents&& r rFStructure.pretty_formatsz TZZ'E  [DIIaL1 1Ed|G dJ//"(3w<"7!";c$**o"MK[//v**;7E  e,,]11#.'PQ7SSEd++_33v3&3w<*?!*C#DEKKDQE $JWT#&$*s{9 E    s"F!F0 F-,F-0 F?>F?r+r)NN)rU)__name__ __module__ __qualname____firstlineno__r rrrr rr5 staticmethodrPrOr[rrr__static_attributes____classdictcell__) __classdict__s@r rrs}3347("HBB""H''R0$rrc^RIHpV!R4pV!R4pV!R4pV!R4pWW4.pVF!p\\P V44K# R#)rr%zEsso NNP 2 SUB said VBD 0 ROOT the DT 5 NMOD Whiting NNP 5 NMOD field NN 6 SUB started VBD 2 VMOD production NN 6 OBJ Tuesday NNP 6 VMOD zUJohn NNP 2 SUB sees VBP 0 ROOT Mary NNP 2 OBJ zWa DT 2 SPEC man NN 3 SUBJ walks VB 0 ROOT zevery DT 2 SPEC girl NN 3 SUBJ chases VB 0 ROOT a DT 5 SPEC dog NN 3 OBJ N)r3r&printrrP)r&dg1dg2dg3dg4 depgraphsdgs r demo_read_depgraphrsp:   C   C   C   C3$I j&&r*+r__main__N) itertoolsrnltk.internalsrrrrrr+rr rs7"GGT),X zr