def __init__(self, delta):
     WithQueue.__init__(self)
     self.delta = delta
     self.pc = PureCommands(delta=delta, new_behavior=True)
     self.last_out = None
     self.log_add_child('pc', self.pc)
     self.pc.set_log_output(False)  # silence output
 def __init__(self, n, interval):
     WithQueue.__init__(self)
     self.n = n
     self.interval = interval