New in version 1.1.
Get all spanners attached to improper parentage of component:
abjad> staff = Staff("c'8 d'8 e'8 f'8")
abjad> beam = spannertools.BeamSpanner(staff.leaves)
abjad> slur = spannertools.SlurSpanner(staff.leaves)
abjad> trill = spannertools.TrillSpanner(staff)
abjad> f(staff)
\new Staff {
c'8 [ ( \startTrillSpan
d'8
e'8
f'8 ] ) \stopTrillSpan
}
abjad> spannertools.get_spanners_attached_to_any_improper_parent_of_component(staff[0]) # doctest: +SKIP
set([BeamSpanner(c'8, d'8, e'8, f'8), SlurSpanner(c'8, d'8, e'8, f'8), TrillSpanner({c'8, d'8, e'8, f'8})])
Return unordered set of zero or more spanners.
Changed in version 2.0: renamed spannertools.get_all_spanners_attached_to_improper_parentage_of_component() to spannertools.get_spanners_attached_to_any_improper_parent_of_component().