<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def treble(self, treble):
 """Set the speaker's treble."""

        treble = int(treble)
        treble = max(-10, min(treble, 10))  # Coerce in range
        self.renderingControl.SetTreble([
            ('InstanceID', 0),
            ('DesiredTreble', treble)
        ])