# Copyright (C) 2004 Anthony Baxter
# $Id: exceptions.py,v 1.2 2004/03/02 13:03:03 anthony Exp $
class FatalError(Exception): pass
class DependencyFailure(FatalError): pass
class NoAudioDevice(DependencyFailure): pass
class NoUserInterface(DependencyFailure): pass
class CallFailed(Exception): pass
class CallRejected(CallFailed): pass
class CallNotAnswered(CallFailed): pass
class STUNFailed(CallFailed): pass
class UserBogosity(CallFailed): pass
class HostNotKnown(UserBogosity): pass
class InvalidSIPURL(UserBogosity): pass
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