New in version 2.0.
Detach time signature marks attached to component:
abjad> staff = Staff("c'4 d'4 e'4 f'4")
abjad> contexttools.TimeSignatureMark((4, 4))(staff[0])
TimeSignatureMark((4, 4))(c'4)
abjad> f(staff)
\new Staff {
\time 4/4
c'4
d'4
e'4
f'4
}
abjad> contexttools.detach_time_signature_marks_attached_to_component(staff[0])
(TimeSignatureMark((4, 4)),)
abjad> f(staff)
\new Staff {
c'4
d'4
e'4
f'4
}
Return tuple of zero or more time signature marks.