8.g/SrSSKJr SSKrSSKrSSKrSSKrSSKrSSKrSSK r SSK r /SQr "SS5r "SS5r "S S 5r"S S 5rg) zBase classes for progress reporting. Custom progress classes should inherit from these classes. They can also be used as dummy progress classes which simply do nothing. ) annotationsN)AcquireProgress CdromProgressInstallProgress OpProgressc\rSrSrSrS=r=r=r=rr S=r =r r SSjr SSjrSSjrSSjrSS jrSS jrSS jrSS jrS rg)r(zMonitor object for downloads controlled by the Acquire class. This is an mostly abstract class. You should subclass it and implement the methods to get something useful. rcg)zrrc:\rSrSrSrSrS SjrS SjrS SjrSr g) rlzBase class for reporting the progress of adding a cdrom. Can be used with apt_pkg.Cdrom to produce an utility like apt-cdrom. The attribute 'total_steps' defines the total number of steps and can be used in update() to display the current progress. rcg)zxAsk for the name of the cdrom. If a name has been provided, return it. Otherwise, return None to cancel the operation. Nr r1s rask_cdrom_nameCdromProgress.ask_cdrom_namevrrcg)zqAsk for the CD-ROM to be changed. Return True once the cdrom has been changed or False to cancel the operation. Fr r1s r change_cdromCdromProgress.change_cdrom}s rcg)zPeriodically invoked to update the interface. The string 'text' defines the text which should be displayed. The integer 'current' defines the number of completed steps. Nr )rtextcurrents rupdateCdromProgress.updaterrr N)r7z str | None)r7r:)rKr9rLintr7r8) r<r=r>r?r@ total_stepsrErHrMrAr rrrrlsK  rrc\rSrSrSrSurrrrSSjr SSjr SSjr SSjr SSjr SS jrSS jrSS jrSS jrSS jrSSjrSSjrSSjrSSjrSrg)rz4Class to report the progress of installing packages.)rr g?c\[R"5uUlUl[R"URS5Ul[R"URS5Ul[R"UR[R[R5 g)Nwr) ospipestatusfdwritefdfdopen write_stream status_streamfcntlF_SETFL O_NONBLOCKr1s r__init__InstallProgress.__init__s`(* % +-99T\\3+G,.IIdmmS,I DMM5=="--@rcg)z(Abstract) Start update.Nr r1s r start_updateInstallProgress.start_updaterrcg)z+(Abstract) Called when update has finished.Nr r1s r finish_updateInstallProgress.finish_updaterrcU$Nr r1s r __enter__InstallProgress.__enter__s rclURR5 URR5 grj)r\closer])rtypevalue tracebacks r__exit__InstallProgress.__exit__s& !   "rcg)z>(Abstract) Called when a error is detected during the install.Nr )rpkgerrormsgs rerrorInstallProgress.errorrrcg)zA(Abstract) Called when a conffile question from dpkg is detected.Nr )rrLnews rconffileInstallProgress.conffilerrcg)z.(Abstract) Called when the APT status changed.Nr )rrupercentstatuss r status_changeInstallProgress.status_changerrcg)z/(Abstract) Called when the dpkg status changed.Nr )rrurs rdpkg_status_change"InstallProgress.dpkg_status_changerrcg)z(Abstract) Sent just before a processing stage starts. The parameter 'stage' is one of "upgrade", "install" (both sent before unpacking), "configure", "trigproc", "remove", "purge". This method is used for dpkg only. Nr )rrustages r processingInstallProgress.processingrrc  UR5nUS:Xa`[R"URS5 [R "UR URR555 X lUR)5n[R*"U5$![a Nvf=f![ab [R "[R"[RSSS[URR55SU55 N[a[n[RRSU-5 [R "[ R"R$5 SnAGNSnAff=f)aInstall using the object 'obj'. This functions runs install actions. The parameter 'obj' may either be a PackageManager object in which case its do_install() method is called or the path to a deb file. If the object is a PackageManager, the functions returns the result of calling its do_install() method. Otherwise, the function returns the exit status of dpkg. In both cases, 0 means that there were no problems. rTdpkgz --status-fdz-iz%s N)forkrWset_inheritablerZAttributeError_exit do_installr\filenospawnlpP_WAITr9 Exceptionsysstderrwriteapt_pkgPackageManager RESULT_FAILED child_pid wait_child WEXITSTATUS)robjpideress rrunInstallProgress.runs!iik !8 ""4<<6 ?(9(9(@(@(BCD"oo~~c""7"  " JJ %D--4467  ?   !,//==>> ?s0!B#=B3# B0/B03A)F F'AE==Fc,[R"5$)zFork.)rWrr1s rrInstallProgress.forkswwyrcpURR5nS=n=n=n=pgURS5(aURSS5upCpeOURS5(aURSS5upspEOYURS5(aCURSS5upEnURUR5UR55 UR5nUR5nUR5nUS :XdUS :XaURX55 gUS :XdUS :XaP[R"S U5nU(a1UR!UR#S5UR#S55 ggUS:Xay[%U5UR&:wdXPR(:waPUR+U[%U5UR55 [%U5UlUR5UlggUS:XaUR-X45 gg![a[nUR[R:wa3UR[R :wa[ UR5 SnAgSnAff=f![a gf=f![a URSS5upsnGNf=f)zUpdate the interface.NrSpm:rrpmerrorrwzconffile-prompt pmconffilez\s*'(.*)'\s*'(.*)'.*pmstatus)r]readlineOSErrorerrnoEAGAIN EWOULDBLOCKprintstrerror startswithsplit ValueErrorrstriprwrematchr{groupfloatr~rrr) rlineerrpkgnamer status_strr~basers rupdate_interface InstallProgress.update_interfacesP %%..0D:<;;&;:; ??4  9=C9K6':__X & & =6:jja6H3 __\ * *,0JJsA,> )V OOGMMOZ-=-=-? @--/%%'  Y &G"3 JJw + ( (Fl,BHH5zBE ekk!nekk!n= z !W~-{{1J""7E'NJ>C DD4DD)rr~rr]rYr\rZNr;)r7r)roobjectrprrqrr7r8)rur9rvr9r7r8)rLr9rzr9r7r8)rur9r~rrr9r7r8)rur9rr9r7r8)rur9rr9r7r8)rz$apt_pkg.PackageManager | bytes | strr7rO)r7rO)r<r=r>r?r@rr~rrrardrgrkrrrwr{rrrrrrrrAr rrrrs^>1@.IwA':#MP=> .#`-5^rrc>\rSrSrSrSurrrrSS Sjjr S Sjr Sr g) ri;z^Monitor objects for operations. Display the progress of operations such as opening the cache.)FrSr rSNcUbXlgg)zCalled periodically to update the user interface. You may use the optional argument 'percent' to set the attribute 'percent' in this call. Nr~)rr~s rrMOpProgress.updateBs  "L rcg)z,Called once an operation has been completed.Nr r1s rrOpProgress.doneKrrrrj)r~z float | Noner7r8r;) r<r=r>r?r@ major_changeopr~suboprMrrAr rrrr;s"E(:$L"gu#;rr)r@ __future__rrr^iorWrrrr__all__rrrrr rrrs[( #  OA>A>H  Bkk\;;r