Source Code for Module buildbot.monkeypatches.bug4520

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15  # Copyright Buildbot Team Members 
16   
17  from twisted.spread import pb 
18  from twisted.python import log 
19   
20 -def patch(): 
21      log.msg("Applying patch for http://twistedmatrix.com/trac/ticket/4520") 
22      pb.RemoteError = RemoteError 
23      pb.CopiedFailure.throwExceptionIntoGenerator = \ 
24         CopiedFailure_throwExceptionIntoGenerator 
25      old_getStateToCopy = pb.CopyableFailure.getStateToCopy 
26      def getStateToCopy(self): 
27          state = old_getStateToCopy(self) 
28          state['value'] = str(self.value) # Exception instance 
29          return state 
30   
31   
32  ############################################################################# 
33  # Everything below this line was taken from Twisted, except as annotated.  See 
34  # http://twistedmatrix.com/trac/changeset/32211 
35  # 
36  # Merge copiedfailure-stringexc-4520 
37  # 
38  # Author: sirgolan, Koblaid, glyph 
39  # Reviewer: exarkun, glyph 
40  # Fixes: #4520 
41  # 
42  #    Allow inlineCallbacks and exceptions raised from a twisted.spread remote 
43  #    call to work together. A new RemoteError exception will be raised into 
44  #    the generator when a yielded Deferred fails with a remote PB failure. 
45   
46 -class RemoteError(Exception): 
47 -    def __init__(self, remoteType, value, remoteTraceback): 
48          Exception.__init__(self, value) 
49          self.remoteType = remoteType 
50          self.remoteTraceback = remoteTraceback 
51   
52 -def CopiedFailure_throwExceptionIntoGenerator(self, g): 
53      return g.throw(RemoteError(self.type, self.value, self.traceback)) 
54