io.f — Abjad v1.1.1 documentation

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# io.f

`abjad.tools.io.` `f`(expr)

  Print the LilyPond input code of Abjad expression expr.

  - expr can be any Abjad object having a `format` property.

  Example:

      abjad> t = Staff([Note(1, (1,4)), Rest((1, 8))])
      abjad> f(t)
      \new Staff {
              cs'4
              r8
      }

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