RIFFWEBPVP8X ALPHz)NaصE.̱nmwww H5uΜa~ˆ~oeW|aV_:]\iVۦ6ؿ÷i]65b%ymniU]^^|ŇdOZV˗/_V_\nP\Qu<_+*m߮'O$C_}QǹQjEZ;\Q<=)?U(Qc_,Vޛr^˷6Uq(Lߡ9e ;R*7lLݰqkcA׫$O`l^Xlک}jRm*;^~W^\$%W^~_/"^H@G5KIJ A  p)Ax9A+sF+Vd\kUz#\׹*@Γ<:/gTtեiqs$)XҚq臒Q(InDRZj$aKtS.IQ}.2>EX҂OqDIҍ`)X8 qܭDI~Pe'R8 !4XRAubIn38NJ$:xG)Vdw;sEbxP O{h~<3JR@ޑt.Z<)(XJ/W,)/M8Aqi CuJZQ JRjII)VŒKm"I~nBN+$bI4"Œj<8T"AEE&OǨ*%)RjI;SEbQkMw]|LUJR+7J}VW '/h:Krly(WHI4<_XREQKwҜF2$XRU]ၔ(ߩ:o*$)(Thx H˃fU$s\X+[jNWXvť1O DII@ c'Q 3S gDO(Jġ/*RfR#UFxCq9=Y.(H0z~7BREQHn8SJIqq,)z9IaI`ZaE+d&QŒ*fSSG&m)*(SUQbV媬*GIz1.zMo\'8r=+>kpJI&`>JR)5v)(}R{qyr<ٗ=~t$-^  ˦;p :~ɗtgФwٴ'۽.` ]؍4'OpDGyנI'L9MU5jtF:hE&xڍv4ud'bzRw轑߼@ H:{OUw: 6O^0r\GqwU7s>pFU{w9Q\;j;=Γ;-A˶mo[+K;dxLw7. -fK2lII;̧wLI6[͖d/ ͖d٬w:W8oF~@GחRuO&4ҍ(Zmꎽ:c:6fcLsM{ X 4ߴ&y1b9Xۍb8ڏ;N8V@fkTK]f9d]c^,Ǒk;pl8Gߥ0M r6e\)Pu~> Gfܣwv?B?}l3GEmRk;r›k^]0,9jRrIO\ ,desfƳ۽sF8j_Щ`ݝdX2;gJm 𜴰yg `d^rͰ_h&wο6So&?W>sωZAbұu~zqزfOOAI?=Jw}?%Mꆒ pW-;r;Yx=L]s/%e|q'Va:9FY'%2 3b>{|YVYۺ6<6,n@-0{.59>n?>}w||%YV: #ֶ.}7wcuBZ?X޾:1pv]o#sIْL|,9ΞϔOYyQJ9L WȃE)ǯqPc_Oɗ4e4 (M۔@ h跬c5kY W맲×6 Ok`{xzyA;0 hYRS-ál7||s<{RNZ|[f=Y@k88neAK:RN<5;l?7ݹu^]q#Gv%z ÀqD׵/#44/8wl_]1?ω[!0.eYƪF|NQp/9r< !#ӟ3x~+5-qꦴ ~7 [4ß`,PΥN{aE+Nz캡/ qu-=,P54 wjNN>xުQz<ߟ2u킚}7wú< 8m}h_(0:oƭˑ=WO|}lmk<߄ ^7gowCw&}-ꂲoKʎv068zϞOx0u{'ׇ&{vwk@>j^+Cs{ g>p-cyo<-xvXtQt>czLv< O0oG={î[Ÿ_{{j)kgdA_e`C{RuF##׌b:r T#Q|#ՌT]`a93p c y08y9pΜ3Rp 3ͼox7;x;o]8ü<`FfF)`C>RT<`TT3r͠04h~s/\V#׌6R]o.VP8 9*>Q(F#$p Mi%kU~n>{^`?e+;w@{Q'V_?ߵ_?a=;|2u'J 9¨_bōޱ7zXcwnޱ!\59h'B|qY:L!F޵!%t^/'}f_Xԅ]=S~ DŽaP&\q`fv ; D-dYt w%BGPo}7_$|Fq%?)t^n5+WCXF|CNO.'{|[xxkGDV0YvBjx]rw˱|Б݀7gZ#6o ۈ/>Uh8\d< ߭ .gS#H+`#ՒUF4/7۳7\:R8f!*P* OP0LHw͢h>q2}+vO Fxrt3,. |N8PrKi#͑SG}%+$ bQȟ2F_qU ʩG |uZe7~LK.DUN'..M}ґGNݳiwksDxce{/pk 7ރ P*P1A ֨.I=͠#PLuV 1-+$$-?4 At1jS>s}?rU?K>7N8d7=I%_B.)tN0VUӇaP'\ꈱqBC!=r_ ]da_~Uu4 xP$wr)Ǯ&vP-"A"ˏzIʡZe<lyؔvѶRWD%6*v}U^|r5g$Ut朹Zd ٩9ӹvܒ-m"o6NaZ?¯0;_# $6B$nEyCΓN}Qi~5z }[foQ6Ped z0鱫 }g,n&aM>hj89So1Mxx]Qe? FbPB28eJZ^sjFYk~4WUj1fx[܏H8k*1tMҐ%bo Zl];MS򐋋0eBk2L2owS@z MgʔKNJ7=<,̏Udpg\fI9ZEE7PW$Z6 (0{k f/@\7q'_Yg$QII 1fj\jX dxi0}a$XWIIaԢpHI"HM6"doJoUvsB4 )ZlEc˝r=ݢ$/:yX4owQʖ# axӦ7?$W:+Gm)80Bj&"r_p*rᣤF>>e'q|H~20^pSx=Ŗ_( wdê0oBG]$-#|YzWrF<V?m^и/J:5.7c'~AL^['uz (CeI}MK!x.|u>\Օ>sbTKB(OGs{h+gAtW&ߧ?6<1 yE2q|5?*_FӒڻw S :̽b%h,r*A&0;@2j+rteΠEXIFExifII*V^(ifHH02100100XMP """Implements (a subset of) Sun XDR -- eXternal Data Representation. See: RFC 1014 """ import struct from io import BytesIO from functools import wraps __all__ = ["Error", "Packer", "Unpacker", "ConversionError"] # exceptions class Error(Exception): """Exception class for this module. Use: except xdrlib.Error as var: # var has the Error instance for the exception Public ivars: msg -- contains the message """ def __init__(self, msg): self.msg = msg def __repr__(self): return repr(self.msg) def __str__(self): return str(self.msg) class ConversionError(Error): pass def raise_conversion_error(function): """ Wrap any raised struct.errors in a ConversionError. """ @wraps(function) def result(self, value): try: return function(self, value) except struct.error as e: raise ConversionError(e.args[0]) from None return result class Packer: """Pack various data representations into a buffer.""" def __init__(self): self.reset() def reset(self): self.__buf = BytesIO() def get_buffer(self): return self.__buf.getvalue() # backwards compatibility get_buf = get_buffer @raise_conversion_error def pack_uint(self, x): self.__buf.write(struct.pack('>L', x)) @raise_conversion_error def pack_int(self, x): self.__buf.write(struct.pack('>l', x)) pack_enum = pack_int def pack_bool(self, x): if x: self.__buf.write(b'\0\0\0\1') else: self.__buf.write(b'\0\0\0\0') def pack_uhyper(self, x): try: self.pack_uint(x>>32 & 0xffffffff) except (TypeError, struct.error) as e: raise ConversionError(e.args[0]) from None try: self.pack_uint(x & 0xffffffff) except (TypeError, struct.error) as e: raise ConversionError(e.args[0]) from None pack_hyper = pack_uhyper @raise_conversion_error def pack_float(self, x): self.__buf.write(struct.pack('>f', x)) @raise_conversion_error def pack_double(self, x): self.__buf.write(struct.pack('>d', x)) def pack_fstring(self, n, s): if n < 0: raise ValueError('fstring size must be nonnegative') data = s[:n] n = ((n+3)//4)*4 data = data + (n - len(data)) * b'\0' self.__buf.write(data) pack_fopaque = pack_fstring def pack_string(self, s): n = len(s) self.pack_uint(n) self.pack_fstring(n, s) pack_opaque = pack_string pack_bytes = pack_string def pack_list(self, list, pack_item): for item in list: self.pack_uint(1) pack_item(item) self.pack_uint(0) def pack_farray(self, n, list, pack_item): if len(list) != n: raise ValueError('wrong array size') for item in list: pack_item(item) def pack_array(self, list, pack_item): n = len(list) self.pack_uint(n) self.pack_farray(n, list, pack_item) class Unpacker: """Unpacks various data representations from the given buffer.""" def __init__(self, data): self.reset(data) def reset(self, data): self.__buf = data self.__pos = 0 def get_position(self): return self.__pos def set_position(self, position): self.__pos = position def get_buffer(self): return self.__buf def done(self): if self.__pos < len(self.__buf): raise Error('unextracted data remains') def unpack_uint(self): i = self.__pos self.__pos = j = i+4 data = self.__buf[i:j] if len(data) < 4: raise EOFError return struct.unpack('>L', data)[0] def unpack_int(self): i = self.__pos self.__pos = j = i+4 data = self.__buf[i:j] if len(data) < 4: raise EOFError return struct.unpack('>l', data)[0] unpack_enum = unpack_int def unpack_bool(self): return bool(self.unpack_int()) def unpack_uhyper(self): hi = self.unpack_uint() lo = self.unpack_uint() return int(hi)<<32 | lo def unpack_hyper(self): x = self.unpack_uhyper() if x >= 0x8000000000000000: x = x - 0x10000000000000000 return x def unpack_float(self): i = self.__pos self.__pos = j = i+4 data = self.__buf[i:j] if len(data) < 4: raise EOFError return struct.unpack('>f', data)[0] def unpack_double(self): i = self.__pos self.__pos = j = i+8 data = self.__buf[i:j] if len(data) < 8: raise EOFError return struct.unpack('>d', data)[0] def unpack_fstring(self, n): if n < 0: raise ValueError('fstring size must be nonnegative') i = self.__pos j = i + (n+3)//4*4 if j > len(self.__buf): raise EOFError self.__pos = j return self.__buf[i:i+n] unpack_fopaque = unpack_fstring def unpack_string(self): n = self.unpack_uint() return self.unpack_fstring(n) unpack_opaque = unpack_string unpack_bytes = unpack_string def unpack_list(self, unpack_item): list = [] while 1: x = self.unpack_uint() if x == 0: break if x != 1: raise ConversionError('0 or 1 expected, got %r' % (x,)) item = unpack_item() list.append(item) return list def unpack_farray(self, n, unpack_item): list = [] for i in range(n): list.append(unpack_item()) return list def unpack_array(self, unpack_item): n = self.unpack_uint() return self.unpack_farray(n, unpack_item)