Change duration to duration pair with multiple of specified integer_denominator:
abjad> from abjad.tools import durationtools
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 2)
(1, 2)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 4)
(2, 4)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 8)
(4, 8)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 16)
(8, 16)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 3)
(3, 6)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 6)
(3, 6)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 12)
(6, 12)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 24)
(12, 24)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 5)
(5, 10)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 10)
(5, 10)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 20)
(10, 20)
abjad> durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator(Fraction(1, 2), 40)
(20, 40)
Return integer pair.
Changed in version 2.0: renamed durationtools.in_terms_of_binary_multiple() to durationtools.rational_to_duration_pair_with_multiple_of_specified_integer_denominator().