'Initialize the Pioneer device.'

def __init__(self, name, host, port, timeout):

    self._name = name
    self._host = host
    self._port = port
    self._timeout = timeout
    self._pwstate = 'PWR1'
    self._volume = 0
    self._muted = False
    self._selected_source = ''
    self._source_name_to_number = {}
    self._source_number_to_name = {}
