def __init__(self, id, device_id=None, notes=[], timestamp=None):
     XMLElement.__init__(self)
     self.id = id
     self.device_id = device_id
     for note in notes:
         self.notes.add(note)
     self.timestamp = timestamp

 def __init__(self, value=None, id=None, since=None, until=None):
     XMLElement.__init__(self)
     self.__value = None
     self.id = id
     self.since = since
     self.until = until
     self.value = value

 def __init__(self, name, hash, size, sender, status):
     XMLElement.__init__(self)
     self.name = name
     self.hash = hash
     self.size = size
     self.sender = sender
     self.status = status

 def __init__(self, id=None, since=None, until=None, moods=[], notes=[]):
     XMLElement.__init__(self)
     self.id = id
     self.since = since
     self.until = until
     self.update(moods)
     self.notes.update(notes)

 def __init__(self, uri, state=None, display_text=None, purpose=None, modified=None):
     XMLElement.__init__(self)
     self.uri = uri
     self.state = state
     self.display_text = display_text
     self.purpose = purpose
     self.modified = modified

 def __init__(self, id, uri, name='', presence_handling=None, dialog_handling=None):
     XMLElement.__init__(self)
     self.id = id
     self.uri = uri
     self.name = name
     self.dialog = dialog_handling or DialogHandling('default', False)
     self.presence = presence_handling or PresenceHandling('default', False)

 def __init__(self, sipuri, id, status, event, display_name=None, expiration=None, duration=None):
     XMLElement.__init__(self)
     self.sipuri = sipuri
     self.id = id
     self.status = status
     self.event = event
     self.display_name = display_name
     self.expiration = expiration
     self.duration = duration

 def __init__(self, id, state, call_id=None, local_tag=None, remote_tag=None, direction=None, duration=None, replaces=None, referred_by=None, local=None, remote=None):
     XMLElement.__init__(self)
     self.id = id
     self.state = state
     self.call_id = call_id
     self.local_tag = local_tag
     self.remote_tag = remote_tag
     self.direction = direction
     self.duration = duration
     self.replaces = replaces
     self.referred_by = referred_by
     self.local = local
     self.remote = remote

 def __init__(self, uri, items=[]):
     XMLElement.__init__(self)
     self.uri = uri
     self.update(items)

 def __init__(self, id):
     XMLElement.__init__(self)
     self.id = id