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# do not wish to do so, delete this exception statement from your
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# version. If you delete this exception statement from all source
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# files in the program, then also delete it here.
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This classes provide the message serialization, delivery, request
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tracking and message handling.
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from twisted.internet.protocol import Protocol, connectionDone
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from twisted.internet.interfaces import IPushProducer
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from twisted.internet import defer
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from zope.interface import implements
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from ubuntuone.storageprotocol import protocol_pb2, validators