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Appending is not allowed. r{r|rmode must be 'r', 'w' or 'x'r)GzipFilezgzip module is not availableNrdr{rF) r0Zgziprrrrrrrr) rXrrr compresslevelrrrrr8r8r9gzopens8    zTarFile.gzopenc Ks|dvrtdzddlm}Wn tytddw||p!|||d}z |j|||fi|}Wn#ttfyO}z||dkrJt d |d}~w|d |_ |S) zlOpen bzip2 compressed tar archive name for reading or writing. Appending is not allowed. rrr)BZ2FilerN)rr{znot a bzip2 fileF) r0rrrrrrEOFErrorrrr) rXrrrrrrrrr8r8r9bz2opens*   zTarFile.bz2openc Ks|dvrtdz ddlm}m}Wn tytddw||p#|||d}z |j|||fi|}Wn#|tfyQ} z||dkrLt d | d} ~ w|d |_ |S) zkOpen lzma compressed tar archive name for reading or writing. Appending is not allowed. rrr)LZMAFilerrN)presetr{znot an lzma fileF) r0rrrrrrrrrr) rXrrrrrrrrrr8r8r9xzopens*   zTarFile.xzopenrrrr)rrrrcCs|jrdSd|_z;|jdvr7|jttd|jtd7_t|jt\}}|dkr7|jtt|W|j sB|j dSdS|j sM|j ww)zlClose the TarFile. In write-mode, two finishing zero blocks are appended to the archive. NTrr$r) rrrr^r3rrr\ RECORDSIZErr)rrbrcr8r8r9rs   z TarFile.closecCs(||d}|durtd||S)aReturn a TarInfo object for member `name'. If `name' can not be found in the archive, KeyError is raised. If a member occurs more than once in the archive, its last occurrence is assumed to be the most up-to-date version. r Nzfilename %r not found) _getmemberrKeyError)rrrr8r8r9 getmembers zTarFile.getmembercCs||js ||jS)zReturn the members of the archive as a list of TarInfo objects. The list has the same order as the members in the archive. )_checkr_loadrrr8r8r9 getmembersszTarFile.getmemberscCsdd|DS)zReturn the members of the archive as a list of their names. It has the same order as the list returned by getmembers(). cSsg|]}|jqSr8r.)rrr8r8r9r sz$TarFile.getnames..)rrr8r8r9getnamesszTarFile.getnamesc CsJ|d|dur |j}|dur|}tj|\}}|tjd}|d}|}||_ |dur@|j s:t |}n t |}nt |}d}|j}t |r|j|jf} |j ss|jdkrs| |jvrs||j| krst} |j| }n;t} | dr~||j| <n/t |rt} n't |rt} nt |rt} t|}nt |rt} n t |rt!} ndS||_||_"|j#|_$|j%|_&| tkr|j'|_(nd|_(|j)|_*| |_+||_,t-rz t-.|j$d|_/Wn t0yYnwt1rz t12|j&d|_3Wn t0yYnw| tt!fvr#t4tdr#t4tdr#t5|j6|_7t8|j6|_9|S) aCreate a TarInfo object from the result of os.stat or equivalent on an existing file. The file is either named by `name', or specified as a file object `fileobj' with a file descriptor. If given, `arcname' specifies an alternative name for the file in the archive, otherwise, the name is taken from the 'name' attribute of 'fileobj', or the 'name' argument. The name should be a text string. awxNr rr#rmajorminor):rrr~r% splitdriverrrrrrlstatstatfstatfilenost_modeS_ISREGst_inost_devst_nlinkrrr,S_ISDIRr8S_ISFIFOrS_ISLNKrreadlinkS_ISCHRr]S_ISBLKr^rst_uidr)st_gidr*st_sizer'st_mtimer(r&r pwdgetpwuidr+rgrpZgetgrgidr,rrst_rdevr'rr() rrarcnamerZdrvrZstatresr Zstmdinoder&r8r8r9 gettarinfo"s                zTarFile.gettarinfoT)rcCs"||dur |}|D]}|rf|jdurtdntt|jtd|jp)|j|jp.|jf| s:| rGtdd|j |j fntd|j |jdurXtdntdt|jdd t|j|rod nd |r|rtd |j|rtd |jtq dS)aPrint a table of contents to sys.stdout. If `verbose' is False, only the names of the members are printed. If it is True, an `ls -l'-like output is produced. `members' is optional and must be a subset of the list returned by getmembers(). Nz ??????????z%s/%sz%10sz%d,%dz%10dz????-??-?? ??:??:??z%d-%02d-%02d %02d:%02d:%02drr rz-> zlink to )rrrlrrr+r)r,r*rrr'r(r'r(r localtimerrrr rrk)rverboserrr8r8r9rs:     z TarFile.listfiltercCsP|d|dur |}|jdur#tj||jkr#|dd|dS|d||||}|dur=|dd|dS|durS||}|durS|dd|dS|rut|d}| ||WddS1snwYdS| r| ||rt t |D]}|j tj||tj||||d qdSdS| |dS) a!Add the file `name' to the archive. `name' may be any type of file (directory, fifo, symbolic link, etc.). If given, `arcname' specifies an alternative name for the file in the archive. Directories are added recursively by default. This can be avoided by setting `recursive' to False. `filter' is a function that expects a TarInfo object argument and returns the changed TarInfo object, if it returns None the TarInfo object will be excluded from the archive. rNr$ztarfile: Skipped %rr#ztarfile: Unsupported type %rtarfile: Excluded %rrr )rrr~r%r_dbgrrraddfilerrlistdiraddr)rrr recursiver rfr8r8r9rs<    " z TarFile.addcCs|dt|}||j|j|j}|j||jt |7_|j }|durWt ||j|j |dt |j t\}}|dkrN|jtt||d7}|j|t7_|j|dS)aAdd the TarInfo object `tarinfo' to the archive. If `fileobj' is given, it should be a binary file, and tarinfo.size bytes are read from it and added to the archive. You can create TarInfo objects directly, or by using gettarinfo(). rN)rarr#)rr5rArSr6r7rr^rr2rr[r'r\rr3rr)rrrrWrarbrcr8r8r9r s   zTarFile.addfilecCsh|dur|j}|dur tSt|trtd|St|r|Szt|WSty3td|ddw)NzrString names are not supported for TarFile.extraction_filter. Use a function such as tarfile.data_filter directly.zfilter z not found) extraction_filterrrPrS TypeErrorcallable_NAMED_FILTERSrr0)rr r8r8r9_get_filter_functions    zTarFile._get_filter_function.) numeric_ownerr c Csg}||}|dur |}|D]&}||||\}} |durq|r(|| |j||| ||dq|jdddd|D]} zsz|| |}Wntyf} z|| t| WYd} ~ WqAd} ~ ww|durs|| dWqAt j ||j } zt | } Wnty||dYWqAwt| js||d WqA|j|| |d ||| ||| WqAty} z || WYd} ~ qAd} ~ wwdS) aExtract all members from the archive to the current working directory and set owner, modification time and permissions on directories afterwards. `path' specifies a different directory to extract to. `members' is optional and must be a subset of the list returned by getmembers(). If `numeric_owner` is True, only the numbers for user/group names are used and not the names. The `filter` function will be called on each member just before extraction. It can return a changed TarInfo or None to skip the member. String names of common filters are accepted. N) set_attrsrfilter_functioncSrrr.)rr8r8r9, sz$TarFile.extractall..T)rreversezexcluded by filterZmissingznot a directory)r)r_get_extract_tarinforr _extract_onesort_FILTER_ERRORS_log_no_directory_fixupreprr~r%rrrFileNotFoundErrorrrrchownutimechmodr _handle_nonfatal_error)rr%rrr Z directoriesrrr unfilteredexcdirpathrrr8r8r9 extractall sb       zTarFile.extractallcCs|dd|j|fdS)Nr$z(tarfile: Not fixing up directory %r (%s))r r)rrreasonr8r8r9r!N s zTarFile._log_no_directory_fixuprc Cs@||}||||\}}|dur|j|||||ddSdS)aExtract a member from the archive to the current working directory, using its full name. Its file information is extracted as accurately as possible. `member' may be a filename or a TarInfo object. You can specify a different directory using `path'. File attributes (owner, mtime, mode) are set unless `set_attrs' is False. If `numeric_owner` is True, only the numbers for user/group names are used and not the names. The `filter` function will be called before extraction. It can return a changed TarInfo or None to skip the member. String names of common filters are accepted. N)r)rrr) rrr%rrr rrr(r8r8r9extractR s   zTarFile.extractc Cst|tr ||}n|}d}z|||}Wn/ttfy/}z ||WYd}~nd}~wtyE}z ||WYd}~nd}~ww|durU|dd|j dS| rgt |}t j ||j|_||fS)zGet (filtered, unfiltered) TarInfos from *member* *member* might be a string. Return (None, None) if not found. Nr$r )NN)rPrSrrr_handle_fatal_errorr r'r rrr5r~r%rr r+)rrrr%r(filteredrr8r8r9rg s(   zTarFile._get_extract_tarinfoc Cs|dz|j|tj||j||||dWdSty1}z ||WYd}~dSd}~wtyH}z | |WYd}~dSd}~ww)zExtract from filtered tarinfo to disk. filter_function is only used when extracting a *different* member (e.g. as fallback to creating a symlink) r{)rrrextraction_rootN) r_extract_memberr~r%rrrr.r r')rrr%rrrrr8r8r9r s  zTarFile._extract_onecCs |jdkr|dd|dS)z=Handle non-fatal error (ExtractError) according to errorlevelr# tarfile: %sN)rr rrr8r8r9r' s zTarFile._handle_nonfatal_errorcCsp|jdkrt|tr)|jdur|dd|jdS|dd|j|jfdS|ddt|j|fdS)z1Handle "fatal" error according to self.errorlevelrNr#r2ztarfile: %s %rztarfile: %s %s)rrPrfilenamer strerrorr&ror3r8r8r9r. s   zTarFile._handle_fatal_errorcCsz|dt|tr||}n|}|s|jtvr!|||S|s)| r;t|j t r3t d| ||SdS)a\Extract a member from the archive as a file object. `member' may be a filename or a TarInfo object. If `member' is a regular file or a link, an io.BufferedReader object is returned. For all other existing members, None is returned. If `member' does not appear in the archive, KeyError is raised. r{z'cannot extract (sym)link as file objectN)rrPrSrrr&r fileobjectrrrrr extractfile_find_link_target)rrrr8r8r9r7 s     zTarFile.extractfilerr0cCs\|d}|dtj}tj|}|rtj|st||s'| r4| dd|j |j fn| d|j | rF|||nI|rQ|||n>|r\|||n3|sd|rk|||n$|ss| r}|j||||dn|jtvr|||n||||r||||| s||||||dSdSdS)zExtract the filtered TarInfo object tarinfo to a physical file called targetpath. filter_function is only used when extracting a *different* member (e.g. as fallback to creating a symlink) r r#z%s -> %sr9N)rrr~rr%rrmakedirsrrr rr rmakefilermakedirrmakefiforrmakedevmakelink_with_filterr&r makeunknownr$r&r%)rr targetpathrrrr0Z upperdirsr8r8r9r1 s@      zTarFile._extract_membercCsBz|jdurt|WdSt|dWdSty YdSw)z,Make a directory called targetpath. 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ZraNr#rYTr$z0x%X: %srz empty filez zlib error: )rrrrrrr]rrr}rvrr rrKrSrtrurw ExceptionrrPrrrrr)rmrrrr8r8r9r st                z TarFile.nextc Cs|}d}|dur#z||}Wn tyd}Ynw|d|}|r+tj|}t|D]"}|r<|j|jkr;d}q/|rFtj|j}n|j}||krQ|Sq/|rXt|dS)z}Find an archive member by name from bottom to top. If tarinfo is given, it is used as the starting point. FNT) rindexr0r~r%rreversedrr) rrr normalizerZskippingrZr member_namer8r8r9r s2     zTarFile._getmembercCs |}|dur nqd|_dS)zWRead through the entire archive file and look for readable members. TN)rrrr8r8r9r s  z TarFile._loadcCs>|jr td|jj|dur|j|vrtd|jdSdS)znCheck if TarFile is still open, and if the operation's mode corresponds to TarFile's mode. z %s is closedNzbad operation for mode %r)rrrror)rrr8r8r9r& s zTarFile._checkcCs`|rdtdtj|j|jf}d}n|j}|}|j||dd}|dur.t d||S)zZFind the target member of a symlink or hardlink member in the archive. r NT)rr\zlinkname %r not found) rrr r~r%rrr rr)rrr limitrr8r8r9r8/ s  zTarFile._find_link_targetccs|jr |jEdHdSd}|jdur|}|d7}|V |t|jkr,|j|}n|js;|}|s:d|_dSndS|d7}|Vq)z$Provide an iterator object. Nrr#T)rrrrr2)rrZrr8r8r9__iter__B s,   zTarFile.__iter__cCs ||jkrt|tjddSdS)z.Write debugging output to sys.stderr. fileN)rrkristderr)rlevelmsgr8r8r9r a s z TarFile._dbgcCs ||Sr)rrr8r8r9 __enter__g szTarFile.__enter__cCs.|dur |dS|js|jd|_dSr)rrrr)rr&r@ tracebackr8r8r9__exit__k s    zTarFile.__exit__) Nr{NNNNNNr;NNNN)r{N)r{Nr)r{NN)NNNTrr)rN)rT)TFr)@rorprqrrrrrrrrSr r6r7rrrr6rrrrrrrrrrrrrrrrrr rr+r!r-rrr'r.r7r1r<r;r@r=r>rLr?r$r&r%rrrrr8r_r rergr8r8r8r9rs o]       c& 3 E     85!  ?(   rcCsBzt|dr t|d}nt|}|WdSty YdSw)zReturn True if name points to a tar archive that we are able to handle, else return False. 'name' should be a string, file, or file-like object. r])rTF)rrrr)rrr8r8r9ry s   rc Cshddl}d}|j|d}|jdddddd |jd d td d |jdd}|jddddd|jdddddd|jdddddd|jdd dd!d|}|jr]|jdur]|d"d#|j dur|j }t |rt |d$}| t | tjd%Wdn1swY|jrt d&|dSdS|d"d'|dS|jdur|j}t |rt |d(}|j|jd)WddS1swYdS|d"d'|dS|jdurRt|jd"kr|jd}tj}nt|jd*kr|j\}}n|d"|t |rGt |d(}|j||jd+Wdn 1s%wY|jrE|d,kr9d-|} nd.||} t | dSdS|d"d'|dS|jdur|jd} tj| \} } d/d/d0d0d1d1d1d1d2} | | vr|d3| | nd4}|j}t | |}|D]}||qWdn 1swY|jrt d5| dSdSdS)6Nrz3A simple command-line interface for tarfile module.) descriptionz-vz --verbose store_trueFzVerbose output)actiondefaulthelpz--filterz zFilter for extraction)metavarchoicesrmT)Zrequiredz-lz--list zShow listing of a tarfile)rnrmz-ez --extract+)rpz zExtract tarfile into target dir)nargsrnrmz-cz--create)zzzCreate tarfile from sourcesz-tz--testzTest if a tarfile is validr#z&--filter is only valid for extraction r{r`z{!r} is a tar archive.z{!r} is not a tar archive. r)rr$)r%r rz{!r} file is extracted.z+{!r} file is extracted into {!r} directory.rrr)rz.tgzz.xzz.txzz.bz2z.tbzz.tbz2z.tb2zw:r|z{!r} file created.)argparseArgumentParser add_argumentrZadd_mutually_exclusive_group parse_argsr r-exittestrrrrkrirbrrSrrr2r~curdirZ format_helpr+Zcreatepopr%splitextr)rsriparserrargsr_rZtfryrdZtar_namerZextZ compressionsZtar_modeZ tar_files file_namer8r8r9main s           "          r__main__rh)orrversion __author__ __credits__builtinsrrrir~rrZrrrVr5rewarningsrrrAttributeErrorNotImplementedErrorrQr NameError__all__r3rrrIrDrFrEr[r,rsrrr]r^r8rZCONTTYPErLrKrtrUrWrr rrrrrrvrrrQrIrrr getfilesystemencodingr:r?rNrTrXr[rlrXrr rrr r rtrurvrKrwryrobjectrrBufferedReaderrrrrrrrrr rrr"r$rr4compilerrrrrror8r8r8r9s(         uh  J ;e _