durtools.sum_preprolated — Abjad v1.1.1 documentation

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# durtools.sum_preprolated

`abjad.tools.durtools.` `sum_preprolated`(components)

  Sum of `component.duration.preprolated` for each `component` in `components`.

  Example:

      abjad> t = FixedDurationTuplet((2, 8), construct.scale(3))
      abjad> print t.format

      \times 2/3 {
         c'8
         d'8
         e'8
      }

      abjad> durtools.sum_preprolated(t[:])
      Rational(3, 8)

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