ÿØÿà JFIF    ÿÛ „  ( %"1!%)+...383,7(-.+  -+++--++++---+-+-----+---------------+---+-++7-----ÿÀ  ß â" ÿÄ     ÿÄ H    !1AQaq"‘¡2B±ÁÑð#R“Ò Tbr‚²á3csƒ’ÂñDS¢³$CÿÄ   ÿÄ %  !1AQa"23‘ÿÚ   ? ôÿ ¨pŸªáÿ —åYõõ\?àÒü©ŠÄï¨pŸªáÿ —åYõõ\?àÓü©ŠÄá 0Ÿªáÿ Ÿå[úƒ ú®ði~TÁbqÐ8OÕpÿ ƒOò¤Oè`–RÂáœá™êi€ßÉ< FtŸI“öÌ8úDf´°å}“¾œ6  öFá°y¥jñÇh†ˆ¢ã/ÃÐ:ªcÈ "Y¡ðÑl>ÿ ”ÏËte:qž\oäŠe÷󲍷˜HT4&ÿ ÓÐü6ö®¿øþßèô Ÿ•7Ñi’•j|“ñì>b…þS?*Óôÿ ÓÐü*h¥£ír¶ü UãSç‚Ÿ[AÐaè[ûª•õ&õj?†Éö+EzP—WeÒírJFt ‘BŒ†Ï‡%#tE Øz ¥OÛ«!1›üä±Í™%ºÍãö]°î(–:@<‹ŒÊö×òÆt¦ãº+‡¦%ÌÁ²h´OƒJŒtMÜ>ÀÜÊw3Y´•牋4ǍýʏTì>œú=Íwhyë,¾Ôò×õ¿ßÊa»«þˆѪQ|%6ž™A õ%:øj<>É—ÿ Å_ˆCbõ¥š±ý¯Ýƒï…¶|RëócÍf溪“t.СøTÿ *Ä¿-{†çàczůŽ_–^XþŒ±miB[X±d 1,é”zEù»& î9gœf™9Ð'.;—™i}!ôšåîqêÛ٤ёý£½ÆA–àôe"A$˝Úsäÿ ÷Û #°xŸëí(l »ý3—¥5m! rt`†0~'j2(]S¦¦kv,ÚÇ l¦øJA£Šƒ J3E8ÙiŽ:cÉžúeZ°€¯\®kÖ(79«Ž:¯X”¾³Š&¡* ….‰Ž(ÜíŸ2¥ª‡×Hi²TF¤ò[¨íÈRëÉ䢍mgÑ.Ÿ<öäS0í„ǹÁU´f#Vß;Õ–…P@3ío<ä-±»Ž.L|kªÀê›fÂ6@»eu‚|ÓaÞÆŸ…¨ááå>åŠ?cKü6ùTÍÆ”†sĤÚ;H2RÚ†õ\Ö·Ÿn'¾ ñ#ºI¤Å´%çÁ­‚â7›‹qT3Iï¨ÖÚ5I7Ë!ÅOóŸ¶øÝñØôת¦$Tcö‘[«Ö³šÒ';Aþ ¸èíg A2Z"i¸vdÄ÷.iõ®§)¿]¤À†–‡É&ä{V¶iŽ”.Ó×Õÿ û?h¬Mt–íª[ÿ Ñÿ ÌV(í}=ibÔ¡›¥¢±b Lô¥‡piη_Z<‡z§èŒ)iÖwiÇ 2hÙ3·=’d÷8éŽ1¦¸c¤µ€7›7Ø ð\á)} ¹fËí›pAÃL%âc2 í§æQz¿;T8sæ°qø)QFMð‰XŒÂ±N¢aF¨…8¯!U  Z©RÊ ÖPVÄÀÍin™Ì-GˆªÅËŠ›•zË}º±ŽÍFò¹}Uw×#ä5B¤{î}Ð<ÙD é©¤&‡ïDbàÁôMÁ." ¤‡ú*õ'VŽ|¼´Úgllº¼klz[Æüï÷Aób‡Eÿ dÑ»Xx9ÃÜ£ÁT/`¼¸vI±Ýµ·Ë‚“G³þ*Ÿû´r|*}<¨îºœ @¦mÄ’M¹”.œ«Y–|6ÏU¤jç¥ÕÞqO ˜kDÆÁ¨5ÿ š;Њ¦¦€GÙk \ –Þ=â¼=SͧµªS°ÚÍpÜãQűÀõ¬?ÃÁ1Ñ•õZà?hóœ€ L¦l{Y*K˜Ù›zc˜–ˆâ ø+¾ ­-Ök¥%ùEÜA'}ˆ><ÊIè“bpÍ/qÞâvoX€w,\úªò6Z[XdÒæ­@Ö—€$òJí#é>'°Ú ôª˜<)4ryÙ£|óAÅn5žêŸyÒäMÝ2{"}‰–¤l÷ûWX\l¾Á¸góÉOÔ /óñB¤f¸çñ[.P˜ZsÊË*ßT܈§QN¢’¡¨§V¼(Üù*eÕ“”5T¨‹Âê¥FŒã½Dü[8'Ò¥a…Ú¶k7a *•›¼'Ò·\8¨ª\@\õ¢¦íq+DÙrmÎ…_ªæ»ŠÓœ¡¯’Ré9MÅ×D™lælffc+ŒÑ,ý™ÿ ¯þǤ=Å’Á7µ÷ÚÛ/“Ü€ñýã¼àí¾ÕÑ+ƒ,uµMâÀÄbm:ÒÎPæ{˜Gz[ƒ¯«® KHà`ßØŠéí¯P8Aq.C‰ à€kòpj´kN¶qô€…Õ,ÜNŠª-­{Zö’æû44‰sŽè‰îVíRœÕm" 6?³D9¡ÇTíÅꋇ`4«¸ÝÁô ï’ýorqКÇZ«x4Žâéþuïf¹µö[P ,Q£éaX±`PÉÍZ ¸äYúg üAx ’6Lê‚xÝÓ*äQ  Ï’¨hÍ =²,6ï#rÃ<¯–£»ƒ‹,–ê•€ aÛsñ'%Æ"®ÛüìBᝠHÚ3ß°©$“XnœÖ’î2ËTeûìxîß ¦å¿çÉ ðK§þ{‘t‚Ϋ¬jéîZ[ ”š7L¥4VÚCE×]m¤Øy”ä4-dz£œ§¸x.*ãÊÊ b÷•h:©‡¦s`BTÁRû¾g⻩‹jø sF¢àJøFl‘È•Xᓁà~*j¯ +(ÚÕ6-£¯÷GŠØy‚<Ç’.F‹Hœw(+)ÜÜâÈzÄäT§FߘãÏ;DmVœ3Àu@mÚüXÝü•3B¨òÌÁÛ<·ÃÜ z,Ì@õÅ·d2]ü8s÷IôÞ¯^Ç9¢u„~ëAŸï4«M? 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""" Exceptions and errors for use in twisted.internet modules. """ from __future__ import division, absolute_import import socket from twisted.python import deprecate from incremental import Version class BindError(Exception): """An error occurred binding to an interface""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class CannotListenError(BindError): """ This gets raised by a call to startListening, when the object cannotstart listening. @ivar interface: the interface I tried to listen on @ivar port: the port I tried to listen on @ivar socketError: the exception I got when I tried to listen @type socketError: L{socket.error} """ def __init__(self, interface, port, socketError): BindError.__init__(self, interface, port, socketError) self.interface = interface self.port = port self.socketError = socketError def __str__(self): iface = self.interface or 'any' return "Couldn't listen on %s:%s: %s." % (iface, self.port, self.socketError) class MulticastJoinError(Exception): """ An attempt to join a multicast group failed. """ class MessageLengthError(Exception): """Message is too long to send""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class DNSLookupError(IOError): """DNS lookup failed""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class ConnectInProgressError(Exception): """A connect operation was started and isn't done yet.""" # connection errors class ConnectError(Exception): """An error occurred while connecting""" def __init__(self, osError=None, string=""): self.osError = osError Exception.__init__(self, string) def __str__(self): s = self.__doc__ or self.__class__.__name__ if self.osError: s = '%s: %s' % (s, self.osError) if self.args[0]: s = '%s: %s' % (s, self.args[0]) s = '%s.' % s return s class ConnectBindError(ConnectError): """Couldn't bind""" class UnknownHostError(ConnectError): """Hostname couldn't be looked up""" class NoRouteError(ConnectError): """No route to host""" class ConnectionRefusedError(ConnectError): """Connection was refused by other side""" class TCPTimedOutError(ConnectError): """TCP connection timed out""" class BadFileError(ConnectError): """File used for UNIX socket is no good""" class ServiceNameUnknownError(ConnectError): """Service name given as port is unknown""" class UserError(ConnectError): """User aborted connection""" class TimeoutError(UserError): """User timeout caused connection failure""" class SSLError(ConnectError): """An SSL error occurred""" class VerifyError(Exception): """Could not verify something that was supposed to be signed. """ class PeerVerifyError(VerifyError): """The peer rejected our verify error. """ class CertificateError(Exception): """ We did not find a certificate where we expected to find one. """ try: import errno errnoMapping = { errno.ENETUNREACH: NoRouteError, errno.ECONNREFUSED: ConnectionRefusedError, errno.ETIMEDOUT: TCPTimedOutError, } if hasattr(errno, "WSAECONNREFUSED"): errnoMapping[errno.WSAECONNREFUSED] = ConnectionRefusedError errnoMapping[errno.WSAENETUNREACH] = NoRouteError except ImportError: errnoMapping = {} def getConnectError(e): """Given a socket exception, return connection error.""" if isinstance(e, Exception): args = e.args else: args = e try: number, string = args except ValueError: return ConnectError(string=e) if hasattr(socket, 'gaierror') and isinstance(e, socket.gaierror): # Only works in 2.2 in newer. Really that means always; #5978 covers # this and other weirdnesses in this function. klass = UnknownHostError else: klass = errnoMapping.get(number, ConnectError) return klass(number, string) class ConnectionClosed(Exception): """ Connection was closed, whether cleanly or non-cleanly. """ class ConnectionLost(ConnectionClosed): """Connection to the other side was lost in a non-clean fashion""" def __str__(self): s = self.__doc__.strip().splitlines()[0] if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class ConnectionAborted(ConnectionLost): """ Connection was aborted locally, using L{twisted.internet.interfaces.ITCPTransport.abortConnection}. @since: 11.1 """ class ConnectionDone(ConnectionClosed): """Connection was closed cleanly""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class FileDescriptorOverrun(ConnectionLost): """ A mis-use of L{IUNIXTransport.sendFileDescriptor} caused the connection to be closed. Each file descriptor sent using C{sendFileDescriptor} must be associated with at least one byte sent using L{ITransport.write}. If at any point fewer bytes have been written than file descriptors have been sent, the connection is closed with this exception. """ class ConnectionFdescWentAway(ConnectionLost): """Uh""" #TODO class AlreadyCalled(ValueError): """Tried to cancel an already-called event""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class AlreadyCancelled(ValueError): """Tried to cancel an already-cancelled event""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class PotentialZombieWarning(Warning): """ Emitted when L{IReactorProcess.spawnProcess} is called in a way which may result in termination of the created child process not being reported. Deprecated in Twisted 10.0. """ MESSAGE = ( "spawnProcess called, but the SIGCHLD handler is not " "installed. This probably means you have not yet " "called reactor.run, or called " "reactor.run(installSignalHandler=0). You will probably " "never see this process finish, and it may become a " "zombie process.") deprecate.deprecatedModuleAttribute( Version("Twisted", 10, 0, 0), "There is no longer any potential for zombie process.", __name__, "PotentialZombieWarning") class ProcessDone(ConnectionDone): """A process has ended without apparent errors""" def __init__(self, status): Exception.__init__(self, "process finished with exit code 0") self.exitCode = 0 self.signal = None self.status = status class ProcessTerminated(ConnectionLost): """ A process has ended with a probable error condition @ivar exitCode: See L{__init__} @ivar signal: See L{__init__} @ivar status: See L{__init__} """ def __init__(self, exitCode=None, signal=None, status=None): """ @param exitCode: The exit status of the process. This is roughly like the value you might pass to L{os.exit}. This is L{None} if the process exited due to a signal. @type exitCode: L{int} or L{None} @param signal: The exit signal of the process. This is L{None} if the process did not exit due to a signal. @type signal: L{int} or L{None} @param status: The exit code of the process. This is a platform specific combination of the exit code and the exit signal. See L{os.WIFEXITED} and related functions. @type status: L{int} """ self.exitCode = exitCode self.signal = signal self.status = status s = "process ended" if exitCode is not None: s = s + " with exit code %s" % exitCode if signal is not None: s = s + " by signal %s" % signal Exception.__init__(self, s) class ProcessExitedAlready(Exception): """ The process has already exited and the operation requested can no longer be performed. """ class NotConnectingError(RuntimeError): """The Connector was not connecting when it was asked to stop connecting""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class NotListeningError(RuntimeError): """The Port was not listening when it was asked to stop listening""" def __str__(self): s = self.__doc__ if self.args: s = '%s: %s' % (s, ' '.join(self.args)) s = '%s.' % s return s class ReactorNotRunning(RuntimeError): """ Error raised when trying to stop a reactor which is not running. """ class ReactorNotRestartable(RuntimeError): """ Error raised when trying to run a reactor which was stopped. """ class ReactorAlreadyRunning(RuntimeError): """ Error raised when trying to start the reactor multiple times. """ class ReactorAlreadyInstalledError(AssertionError): """ Could not install reactor because one is already installed. """ class ConnectingCancelledError(Exception): """ An C{Exception} that will be raised when an L{IStreamClientEndpoint} is cancelled before it connects. @ivar address: The L{IAddress} that is the destination of the cancelled L{IStreamClientEndpoint}. """ def __init__(self, address): """ @param address: The L{IAddress} that is the destination of the L{IStreamClientEndpoint} that was cancelled. """ Exception.__init__(self, address) self.address = address class NoProtocol(Exception): """ An C{Exception} that will be raised when the factory given to a L{IStreamClientEndpoint} returns L{None} from C{buildProtocol}. """ class UnsupportedAddressFamily(Exception): """ An attempt was made to use a socket with an address family (eg I{AF_INET}, I{AF_INET6}, etc) which is not supported by the reactor. """ class UnsupportedSocketType(Exception): """ An attempt was made to use a socket of a type (eg I{SOCK_STREAM}, I{SOCK_DGRAM}, etc) which is not supported by the reactor. """ class AlreadyListened(Exception): """ An attempt was made to listen on a file descriptor which can only be listened on once. """ class InvalidAddressError(ValueError): """ An invalid address was specified (i.e. neither IPv4 or IPv6, or expected one and got the other). @ivar address: See L{__init__} @ivar message: See L{__init__} """ def __init__(self, address, message): """ @param address: The address that was provided. @type address: L{bytes} @param message: A native string of additional information provided by the calling context. @type address: L{str} """ self.address = address self.message = message __all__ = [ 'BindError', 'CannotListenError', 'MulticastJoinError', 'MessageLengthError', 'DNSLookupError', 'ConnectInProgressError', 'ConnectError', 'ConnectBindError', 'UnknownHostError', 'NoRouteError', 'ConnectionRefusedError', 'TCPTimedOutError', 'BadFileError', 'ServiceNameUnknownError', 'UserError', 'TimeoutError', 'SSLError', 'VerifyError', 'PeerVerifyError', 'CertificateError', 'getConnectError', 'ConnectionClosed', 'ConnectionLost', 'ConnectionDone', 'ConnectionFdescWentAway', 'AlreadyCalled', 'AlreadyCancelled', 'PotentialZombieWarning', 'ProcessDone', 'ProcessTerminated', 'ProcessExitedAlready', 'NotConnectingError', 'NotListeningError', 'ReactorNotRunning', 'ReactorAlreadyRunning', 'ReactorAlreadyInstalledError', 'ConnectingCancelledError', 'UnsupportedAddressFamily', 'UnsupportedSocketType', 'InvalidAddressError']