timespan_2_starts_during_timespan_1

timespantools.timespan_2_starts_during_timespan_1(timespan_1=None, timespan_2=None, hold=False)

Makes time relation indicating that timespan_2 starts during timespan_1.

>>> relation = timespantools.timespan_2_starts_during_timespan_1()
>>> print(format(relation))
timespantools.TimespanTimespanTimeRelation(
    inequality=timespantools.CompoundInequality(
        [
            timespantools.Inequality('timespan_1.start_offset <= timespan_2.start_offset'),
            timespantools.Inequality('timespan_2.start_offset < timespan_1.stop_offset'),
            ],
        logical_operator='and',
        ),
    )
>>> staff_1 = Staff("c'4 d'4 e'4 f'4 g'2 c''2")
>>> staff_2 = Staff("c'2 b'2 a'2 g'2")
>>> score = Score([staff_1, staff_2])
>>> show(score) 
>>> start_offsets = [inspect_(note).get_timespan().start_offset for note in staff_1]
>>> stop_offsets = [inspect_(note).get_timespan().stop_offset for note in staff_1]
>>> timespan_1 = timespantools.Timespan(Offset(1, 4), Offset(5, 4))
>>> time_relation = \
...     timespantools.timespan_2_starts_during_timespan_1(
...     timespan_1=timespan_1)
>>> start_index, stop_index = time_relation.get_offset_indices(
...     start_offsets, stop_offsets)
>>> selected_notes = staff_1[start_index:stop_index]
>>> selected_notes
Selection([Note("d'4"), Note("e'4"), Note("f'4"), Note("g'2")])
>>> label(selected_notes).color_leaves('red')
>>> show(score) 

Returns time relation or boolean.