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Viewing changes to vendor/Twisted-10.0.0/doc/core/examples/pb_exceptions.py

  • Committer: Jesse Andrews
  • Date: 2010-05-28 06:05:26 UTC
  • Revision ID: git-v1:bf6e6e718cdc7488e2da87b21e258ccc065fe499
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vendor/Twisted-10.0.0/doc/core/examples/pb_exceptions.py
 
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from twisted.python import util
 
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from twisted.spread import pb
 
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from twisted.cred import portal, checkers, credentials
 
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class Avatar(pb.Avatar):
 
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    def perspective_exception(self, x):
 
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        return x / 0
 
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class Realm:
 
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    def requestAvatar(self, interface, mind, *interfaces):
 
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        if pb.IPerspective in interfaces:
 
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            return pb.IPerspective, Avatar(), lambda: None
 
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def cbLogin(avatar):
 
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    avatar.callRemote("exception", 10).addCallback(str).addCallback(util.println)
 
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def ebLogin(failure):
 
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    print failure
 
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def main():
 
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    c = checkers.InMemoryUsernamePasswordDatabaseDontUse(user="pass")
 
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    p = portal.Portal(Realm(), [c])
 
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    server = pb.PBServerFactory(p)
 
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    server.unsafeTracebacks = True
 
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    client = pb.PBClientFactory()
 
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    login = client.login(credentials.UsernamePassword("user", "pass"))
 
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    login.addCallback(cbLogin).addErrback(ebLogin).addBoth(lambda: reactor.stop())
 
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    from twisted.internet import reactor
 
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    p = reactor.listenTCP(0, server)
 
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    c = reactor.connectTCP('127.0.0.1', p.getHost().port, client)
 
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    reactor.run()
 
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if __name__ == '__main__':
 
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    main()