U k]@s.ddlZddlZGdddeZdddZdS)Nc@seZdZdZdS) PatchErrorz Error during the patch process N)__name__ __module__ __qualname____doc__rr@/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradePatcher.pyrsrc Cstd\}}t|dd}|}W5QRXd}}|} t|dd}|} W5QRX| D]J} | |kr|| } | dr| dd} | dd\} } | rtd | d\}}}tj ||||dd \}}|||<q\| d }| dd d \}}}t |}|d8}|d kr|d}nt |}|dkrH|||=|} |d8}n2|dkrX|} n"|dkrn|||=n td| q\| |kr\| dkr|} q\|d7}| || q\d |}|rt }||d||krtdt|ddd}||W5QRXdS)z python implementation of enough "ed" to apply ed-style patches. Note that this patches in memory so its *not* suitable for big files zUTF-8)encodingrzs/N/zflags for s// not supported yet)count,cadzunknown command: '%s'z. z(the md5sum after patching is not correctwT)rangeopen readlinesstrip startswithrsplitr partitionresubnintinsertjoinhashlibmd5updateencodeZ hexdigestwrite)ZorigZedpatchZ result_md5sumZSTATE_EXPECT_COMMANDZSTATE_EXPECT_DATAfZ orig_linesstartendstatelineslineZsubsflagsZregexpsepreplnewr ZcommandZ start_strZend_strresultr"rrrpatchsf              r1)N)r!r Exceptionrr1rrrrs