tuplettools.beam_bottommost_tuplets_in_expr

abjad.tools.tuplettools.beam_bottommost_tuplets_in_expr.beam_bottommost_tuplets_in_expr(expr)

Beam bottommost tuplets in expr:

abjad> staff = Staff(3 * Tuplet(Fraction(2, 3), "c'8 d'8 e'8"))

f(staff)
\new Staff {
    \times 2/3 {
        c'8
        d'8
        e'8
    }
    \times 2/3 {
        c'8
        d'8
        e'8
    }
    \times 2/3 {
        c'8
        d'8
        e'8
    }
}

abjad> tuplettools.beam_bottommost_tuplets_in_expr(staff)

abjad> f(staff)
\new Staff {
    \times 2/3 {
        c'8 [
        d'8
        e'8 ]
    }
    \times 2/3 {
        c'8 [
        d'8
        e'8 ]
    }
    \times 2/3 {
        c'8 [
        d'8
        e'8 ]
    }
}

Return none.