New in version 1.1.
Change component to score root:
abjad> tuplet = tuplettools.FixedDurationTuplet(Duration(2, 8), "c'8 d'8 e'8")
abjad> staff = Staff([tuplet])
abjad> note = staff.leaves[0]
abjad> componenttools.component_to_score_root(note)
Staff{1}
Return score root.