New in version 1.1.
Sum prolated duration of components:
abjad> tuplet = tuplettools.FixedDurationTuplet(Duration(2, 8), "c'8 d'8 e'8")
abjad> f(tuplet)
\times 2/3 {
c'8
d'8
e'8
}
abjad> componenttools.sum_prolated_duration_of_components(tuplet[:])
Duration(1, 4)
Changed in version 2.0: renamed durationtools.sum_prolated() to componenttools.sum_prolated_duration_of_components().