....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! Aõ.ç~ÓBûH÷JCÌ]õVƒd «ú´QÙEA–¯¯Œ!.ˆˆëQ±ù œ·Ì!Õâ )ùL„ÅÀlÚè5@B…o´Æ¸XÓ&Û…O«˜”_#‡ƒ„ûÈt!¤ÁÏ›ÎÝŠ?c9 â\>lÓÁVÄÑ™£eØY]:fÝ–—ù+p{™ðè û³”g±OƒÚSù£áÁÊ„ä,ï7š²G ÕÌBk)~ÑiCµ|h#u¤¶îK¨² #²vݯGãeÖ϶ú…¾múÀ¶þÔñ‚Š9'^($¤§ò “š½{éúp÷J›ušS¹áªCÂubÃH9™D™/ZöØÁ‡¦ÝÙŸ·kð*_”.C‹{áXó€‡c¡c€§/šò/&éš÷,àéJþ‰X›fµ“C¨œ®r¬"kL‰Â_q…Z–.ÉL~O µ›zn‚¹À¦Öª7\àHµšÖ %»ÇníV[¥*Õ;ƒ#½¾HK-ÖIÊdÏEÚ#=o÷Óò³´Š: Ç?{¾+9›–‘OEáU·S€˜j"ÄaÜ ŒÛWt› á–c#a»pÔZÞdŽtWê=9éöÊ¢µ~ ë ;Öe‡Œ®:bî3±ýê¢wà¼îpêñ¹¾4 zc¾ðÖÿzdêŒÑÒŝÀ‰s6¤í³ÎÙB¿OZ”+F¤á‡3@Ñëäg©·Ž ˆèª<ù@É{&S„œÕúÀA)‰h:YÀ5^ÂÓŒ°õäU\ ùËÍû#²?Xe¬tu‰^zÒÔãë¼ÛWtEtû …‚g¶Úüâî*moGè¨7%u!]PhÏd™Ý%Îx: VÒ¦ôÊD3ÀŽKÛËãvÆî…N¯ä>Eró–ð`5 Œ%u5XkñÌ*NU%¶áœÊ:Qÿú»“úzyÏ6å-၇¾ ´ ÒÊ]y žO‘w2Äøæ…H’²f±ÎÇ.ª|¥'gîV•Ü .̘¯€šòü¤U~Ù†*¢!?ò wý,}´°ÔÞnïoKq5µb!áÓ3"vAßH¡³¡·G(ÐÎ0Îò¼MG!/ài®@—¬04*`…«é8ªøøló“ˆÊ”èù¤…ßÊoÿé'ËuÌÖ5×È¡§ˆˆfŽë9}hìâ_!!¯  B&Ëö¶‰ÀAÙNVŸ Wh›¸®XÑJì¨ú“¿÷3uj²˜¨ÍÎìë±aúŠÝå¯ð*Ó¨ôJ“yºØ)m°WýOè68†ŸÏ2—‰Ïüꪫٚ¥‹l1 ø ÏÄFjêµvÌbü¦èÝx:X±¢H=MÐß—,ˆÉÇ´(9ú¾^ÅÚ4¿m‡$âX‘å%(AlZo@½¨UOÌÕ”1ø¸jÎÀÃÃ_ µ‘Ü.œº¦Ut: Æï’!=¯uwû#,“pþÇúŒø(é@?³ü¥‘Mo §—s@Œ#)§ŒùkL}NOÆêA›¸~r½¼ÙA—HJ«eˆÖ´*¡ÓpÌŸö.m<-"³ûÈ$¬_6­åf£ïÚâj1y§ÕJ½@dÞÁr&Í\Z%D£Íñ·AZ Û³øüd/ªAi†/Й~  ‡âĮҮÏh§°b—›Û«mJžòG'[ÈYýŒ¦9psl ýÁ ®±f¦x,‰½tN ‚Xª9 ÙÖH.«Lo0×?͹m¡å†Ѽ+›2ƒF ±Ê8 7Hցϓ²Æ–m9…òŸï]Â1äN†VLâCˆU .ÿ‰Ts +ÅÎx(%¦u]6AF Š ØF鈄‘ |¢¶c±soŒ/t[a¾–û:s·`i햍ê›ËchÈ…8ßÀUÜewŒðNOƒõD%q#éû\9¤x¹&UE×G¥ Í—™$ð E6-‡¼!ýpãÔM˜ Âsìe¯ñµK¢Ç¡ùôléœ4Ö£”À Š®Ðc ^¨À}ÙËŸ§›ºê{ÊuÉC ×Sr€¤’fÉ*j!úÓ’Gsùìoîßîn%ò· àc Wp÷$¨˜)û»H ×8ŽÒ€Zj¤3ÀÙºY'Ql¦py{-6íÔCeiØp‘‡XÊîÆUߢ܂ž£Xé¼Y8þ©ëgñß}é.ÎógÒ„ÃØËø¯»™§Xýy M%@NŠ À(~áÐvu7&•,Ù˜ó€uP‡^^®=_E„jt’ 403WebShell
403Webshell
Server IP : 198.54.126.4  /  Your IP : 216.73.216.178
Web Server : Apache
System : Linux host55.registrar-servers.com 4.18.0-513.18.1.lve.2.el8.x86_64 #1 SMP Sat Mar 30 15:36:11 UTC 2024 x86_64
User : aeaw ( 7508)
PHP Version : 8.1.33
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : OFF  |  Pkexec : OFF
Directory :  /opt/cloudlinux/venv/lib64/python3.11/site-packages/guppy/heapy/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ Back ]     

Current File : /opt/cloudlinux/venv/lib64/python3.11/site-packages/guppy/heapy/Path.py
import functools

from guppy.etc.Descriptor import property_nondata


class R_NORELATION:
    code = -1
    r = None

    def stra(self, a, safe=True):
        return '%s.??' % a


class R_IDENTITY:
    code = 0

    def stra(self, a, safe=True):
        return a


class R_ATTRIBUTE:
    code = 1
    strpat = '%s.%s'


class R_INDEXVAL:
    code = 2

    def stra(self, a, safe=True):
        if safe:
            return '%s[%s]' % (a, self.saferepr(self.r))
        else:
            return '%s[%r]' % (a, self.r)


class R_INDEXKEY:
    code = 3
    strpat = '%s.keys()[%r]'


class R_INTERATTR:
    code = 4
    strpat = '%s->%s'


class R_HASATTR:
    code = 5
    strpat = '%s.__dict__.keys()[%r]'


class R_LOCAL_VAR:
    code = 6
    strpat = '%s.f_locals[%r]'


class R_CELL:
    code = 7
    strpat = '%s.f_locals [%r]'


class R_STACK:
    code = 8
    strpat = '%s->f_valuestack[%d]'


class R_INSET:
    code = 9
    strpat = 'list(%s)[%d]'


class R_RELSRC:
    code = 10

    def stra(self, a, safe=True):
        return self.r % (a,)


class R_LIMIT:
    code = 11


@functools.total_ordering
class RelationBase(object):
    __slots__ = 'r', 'isinverted'

    def __init__(self, r, isinverted=0):
        self.r = r
        self.isinverted = isinverted

    def __lt__(self, other):
        if not isinstance(other, RelationBase):
            return id(type(self)) < id(type(other))
        if self.code != other.code:
            return self.code < other.code
        if type(self.r) is not type(other.r):
            return id(type(self.r)) < id(type(other.r))
        try:
            return self.r < other.r
        except TypeError:
            return id(self.r) < id(other.r)

    def __eq__(self, other):
        if isinstance(other, RelationBase):
            if self.code != other.code:
                return False
            return self.r == other.r
        else:
            return False

    def __str__(self):
        return self.stra('%s')

    def inverted(self):
        return self.__class__(self.r, not self.isinverted)

    def stra(self, a, safe=True):
        return self.strpat % (a, self.r)


class MultiRelation(RelationBase):
    def __init__(self, rels):
        self.rels = rels

    def stra(self, a, safe=True):
        return '<'+','.join([x.stra(a, safe=safe) for x in self.rels])+'>'


@functools.total_ordering
class Path:
    def __init__(self, mod, path, index, srcname):
        self.mod = mod
        self.path = path[1:]
        self.index = index
        self.src = path[1]
        self.tgt = path[-1]
        self.strprefix = '%s'
        if srcname == '_str_of_src_':
            srcname = self.src.brief
        if callable(srcname):
            srcname = srcname(self)
        self.srcname = srcname

    def __lt__(self, other):
        return str(self) < str(other)

    def __eq__(self, other):
        return str(self) == str(other)

    def __len__(self):
        return int((len(self.path) - 1) / 2)

    def stra(self, safe=True):
        if self.path:
            s = self.strprefix
            for i in range(1, len(self.path), 2):
                r = self.path[i]
                s = r.stra(s, safe=safe)
        else:
            s = '<Empty Path>'
        return s

    def __str__(self):
        return self.stra()

    def __repr__(self):
        return repr(str(self))

    def _get_line_iter(self):
        yield '%2d: %s' % (self.index, str(self) % self.srcname)

    def types(self):
        return [type(x) for x in self.path]


class PathsIter:
    def __init__(self, paths, start=None, stop=None):
        self.paths = paths
        self.mod = paths.mod
        self.stop = stop
        self.reset(start)

    def __iter__(self):
        return self

    def reset(self, idx=None):
        if idx is None:
            idx = 0
        if idx != 0:  # Optimization: don't calculate numpaths in common case.
            ln = self.paths.numpaths
            if idx < 0:
                idx = ln + idx
            if not (0 <= idx < ln):
                self.isatend = 1
                return
        Src = self.paths.Src
        sr = [('%s', src.by(Src.er)) for src in Src.byid.parts]
        srs = []
        idxs = []
        np = 0
        while sr:
            if idx == 0:
                i, (rel, src) = 0, sr[0]
            else:
                for i, (rel, src) in enumerate(sr):
                    npnext = np + self.paths.numpaths_from(src)
                    if idx < npnext:
                        break
                    np = npnext
                else:
                    assert 0
            idxs.append(i)
            srs.append(sr)
            sr = self.mod.sortedrels(self.paths.IG, src)
        self.pos = idx
        self.idxs = idxs
        self.srs = srs
        self.isatend = not idxs

    def __next__(self):
        paths = self.paths
        if (self.isatend or
                self.stop is not None and self.pos >= self.stop):
            raise StopIteration
        path = []
        for row, col in enumerate(self.idxs):
            sr = self.srs[row]
            if sr is None:
                sr = self.mod.sortedrels(paths.IG, path[-1])
                self.srs[row] = sr
            rel, dst = sr[col]
            path.append(rel)
            path.append(dst)
        rp = self.mod.Path(paths, path, self.pos, paths.srcname)
        self.pos += 1
        while row >= 0:
            self.idxs[row] += 1
            if self.idxs[row] < len(self.srs[row]):
                break
            if row > 0:
                self.srs[row] = None
            self.idxs[row] = 0
            row -= 1
        else:
            self.isatend = 1
            self.pos = 0
        return rp


class ShortestPaths:
    def __init__(self, sg, Dst):
        self.sg = sg
        self.Dst = Dst
        self.mod = mod = sg.mod
        self._hiding_tag_ = mod._hiding_tag_
        self.srcname = sg.srcname
        self.top = self

        self.IG = IG = mod.nodegraph()
        Edges = []
        Y = Dst.nodes
        while Y:
            R = sg.G.domain_restricted(Y)
            R.invert()
            IG.update(R)
            Edges.append(R)
            Y = R.get_domain()
        if Edges:
            Edges.pop()
            Edges.reverse()
            self.Src = mod.idset(Edges[0].get_domain())
        else:
            self.Src = mod.iso()

        self.edges = tuple(Edges)
        sets = []
        for i, e in enumerate(Edges):
            if i == 0:
                sets.append(mod.idset(e.get_domain()))
            sets.append(mod.idset(e.get_range()))
        self.sets = tuple(sets)

        mod.OutputHandling.setup_printing(self)

        self.maxpaths = 10

    def __getitem__(self, idx):
        try:
            return next(self.iter(start=idx))
        except StopIteration:
            raise IndexError

    def __iter__(self):
        return self.iter()

    def iter(self, start=0, stop=None):
        return PathsIter(self, start, stop)

    def aslist(self):
        return list(self)

    def copy_but_avoid_edges_at_levels(self, *args):
        avoid = self.edges_at(*args).updated(self.sg.AvoidEdges)
        assert avoid._hiding_tag_ is self.mod._hiding_tag_
        return self.mod.shpaths(self.Dst, self.Src, avoid_edges=avoid)
        # return self.mod.shpaths(self.dst, self.src, avoid_edges=avoid)

    avoided = copy_but_avoid_edges_at_levels

    # The builtin __len__ doesn't always work due to builtin Python restriction to int result:
    # so we don't provide it at all to avoid unsuspected errors sometimes.
    # Use .numpaths attribute instead.
    #   def __len__(self):
    #      return self.numpaths

    def depth(self):
        pass

    def edges_at(self, *args):
        E = self.mod.nodegraph()
        for col in args:
            E.update(self.edges[col])
        assert E._hiding_tag_ == self.mod._parent.View._hiding_tag_
        return E

    def numpaths_from(self, Src):
        try:
            NP = self.NP
        except AttributeError:
            NP = self.mod.nodegraph(is_mapping=True)
            NP.add_edges_n1(self.IG.get_domain(), None)
            for dst in self.Dst.nodes:
                NP.add_edge(dst, 1)
            self.NP = NP
        numedges = self.mod.hv.numedges
        IG = self.IG

        def np(y):
            n = NP[y]
            if n is None:
                n = 0
                for z in IG[y]:
                    sn = NP[z]
                    if sn is None:
                        sn = np(z)
                    n += sn * numedges(y, z)
                NP[y] = n
            return n
        num = 0
        for src in Src.nodes:
            num += np(src)
        return num

    def _get_numpaths(self):
        num = self.numpaths_from(self.Src)
        self.numpaths = num
        return num

    numpaths = property_nondata(fget=_get_numpaths)

    @property
    def maxpaths(self):
        return self.printer.max_more_lines

    @maxpaths.setter
    def maxpaths(self, value):
        self.printer.max_more_lines = value

    def _oh_get_num_lines(self):
        return self.numpaths

    def _oh_get_line_iter(self):
        for el in self:
            yield from el._get_line_iter()

    def _oh_get_more_msg(self, start_lineno, end_lineno):
        nummore = self.numpaths-(end_lineno+1)
        return '<... %d more paths ...>' % nummore

    def _oh_get_empty_msg(self):
        if self.numpaths:
            return '<No more paths>'
        return None


class ShortestGraph:
    def __init__(self, mod, G, DstSets, Src, AvoidEdges,
                 srcname=None, dstname=None):
        self.mod = mod
        self.G = G
        self.Src = Src
        self.DstSets = DstSets
        self.AvoidEdges = AvoidEdges
        if srcname is None:
            if Src.count == 1:
                srcname = mod.srcname_1
            else:
                srcname = mod.srcname_n
        self.srcname = srcname
        if dstname is None:
            dstname = mod.dstname
        self.dstname = dstname

    def __getitem__(self, idx):
        return self.mod.ShortestPaths(self, self.DstSets[idx])

    def __len__(self):
        return len(self.DstSets)

    def __repr__(self):
        lst = []
        for i, p in enumerate(self):
            lst.append('--- %s[%d] ---' % (self.dstname, i))
            lst.append(str(p))

        return '\n'.join(lst)


class _GLUECLAMP_:
    _preload_ = ('_hiding_tag_',)
    _chgable_ = ('output', 'srcname_1', 'srcname_n')

    srcname_1 = 'Src'
    srcname_n = '_str_of_src_'
    dstname = 'Dst'

    _imports_ = (
        '_parent.ImpSet:mutnodeset',
        '_parent:OutputHandling',
        '_parent.Use:idset',
        '_parent.Use:iso',
        '_parent.Use:Nothing',
        '_parent.Use:reprefix',
        '_parent.UniSet:idset_adapt',
        '_parent.View:hv',
        '_parent.View:nodegraph',
        '_parent:View',  # NOT View.root, since it may change
    )

    def _get_rel_table(self):
        table = {}
        for name in dir(self._module):
            if name.startswith('R_'):
                c = getattr(self, name)

                class r(c, self.RelationBase):
                    repr = self.saferepr
                    saferepr = self.saferepr
                r.__qualname__ = r.__name__ = 'Based_'+name
                table[c.code] = r
        return table

    def _get__hiding_tag_(self): return self._parent.View._hiding_tag_
    def _get_identity(self): return self.rel_table[R_IDENTITY.code]('')
    def _get_norelation(self): return self.rel_table[R_NORELATION.code]('')
    def _get_saferepr(self): return self._root.reprlib.repr
    def _get_shpathstep(self): return self.hv.shpathstep

    def sortedrels(self, IG, Src):
        t = []
        iso = self.iso
        for src in Src.nodes:
            for dst in IG[src]:
                Dst = iso(dst)
                for rel in self.relations(src, dst):
                    t.append((rel, Dst))
        t.sort(key=lambda x: x[0])
        return t

    def prunedinverted(self, G, Y):
        IG = self.nodegraph()
        while Y:
            R = G.domain_restricted(Y)
            R.invert()
            IG.update(R)
            Y = R.get_domain()
        return IG

    def relation(self, src, dst):
        tab = self.relations(src, dst)
        if len(tab) > 1:
            r = MultiRelation(tab)
        elif not tab:
            r = self.norelation
        else:
            r = tab[0]
        return r

    def relations(self, src, dst):
        tab = []
        if src is dst:
            tab.append(self.identity)
        rawrel = self.hv.relate(src, dst)
        for i, rs in enumerate(rawrel):
            for r in rs:
                tab.append(self.rel_table[i](r))
        if not tab:
            tab = [self.norelation]
        return tab

    def shpaths(self, dst, src=None, avoid_nodes=None, avoid_edges=()):
        return self.shpgraph([dst], src, avoid_nodes, avoid_edges)[0]

    def shpgraph(self, DstSets, src=None, avoid_nodes=None, avoid_edges=(),
                 srcname=None, dstname=None):
        if src is None:
            Src = self.iso(self.View.root)
            if srcname is None and self.View.root is self.View.heapyc.RootState:
                srcname = '%sRoot' % self.reprefix
        else:
            Src = self.idset_adapt(src)
        if avoid_nodes is None:
            AvoidNodes = self.Nothing
        else:
            AvoidNodes = self.idset_adapt(avoid_nodes)
        AvoidEdges = self.nodegraph(avoid_edges)
        G, DstSets = self.shpgraph_algorithm(
            DstSets, Src, AvoidNodes, AvoidEdges)

        return self.ShortestGraph(self, G, DstSets, Src, AvoidEdges,
                                  srcname, dstname)

    def shpgraph_algorithm(self, DstSets, Src, AvoidNodes, AvoidEdges):
        U = (Src - AvoidNodes).nodes
        S = self.mutnodeset(AvoidNodes.nodes)
        G = self.nodegraph()
        unseen = list(enumerate(DstSets))
        DstSets = [self.Nothing]*len(DstSets)
        while U and unseen:
            S |= U
            U = self.shpathstep(G, U, S, AvoidEdges)
            unseen_ = []
            for i, D in unseen:
                D_ = D & U
                if D_:
                    DstSets[i] = D_
                else:
                    unseen_.append((i, D))
            unseen = unseen_
        return G, [self.idset_adapt(D) for D in DstSets]


class _Specification_:
    class GlueTypeExpr:
        exec("""\
shpgraph        <in>    callable
""".replace('<in>', ' = lambda IN : '))

Youez - 2016 - github.com/yon3zu
LinuXploit