componenttools.yield_groups_of_mixed_klasses_in_sequence

abjad.tools.componenttools.yield_groups_of_mixed_klasses_in_sequence.yield_groups_of_mixed_klasses_in_sequence(sequence, klasses)

New in version 2.0.

Yield groups of mixed klasses in sequence:

abjad> staff = Staff("c'8 d'8 r8 r8 <e' g'>8 <f' a'>8 g'8 a'8 r8 r8 <b' d''>8 <c'' e''>8")

abjad> f(staff)
\new Staff {
    c'8
    d'8
    r8
    r8
    <e' g'>8
    <f' a'>8
    g'8
    a'8
    r8
    r8
    <b' d''>8
    <c'' e''>8
}

abjad> for group in componenttools.yield_groups_of_mixed_klasses_in_sequence(staff, (Note, Chord)):
...   group
(Note("c'8"), Note("d'8"))
(Chord("<e' g'>8"), Chord("<f' a'>8"), Note("g'8"), Note("a'8"))
(Chord("<b' d''>8"), Chord("<c'' e''>8"))

Return generator.