New in version 1.1.
Transpose chromatic_pitch_class_number by octaves to nearest neighbor of chromatic_pitch_number:
abjad> pitchtools.transpose_chromatic_pitch_class_number_by_octaves_to_nearest_neighbor_of_chromatic_pitch_number(12, 4)
16
Resulting chromatic pitch number must be within one tritone of pitch_number.
Return integer or float.
Changed in version 2.0: renamed pitchtools.nearest_neighbor() to pitchtools.transpose_chromatic_pitch_class_number_by_octaves_to_nearest_neighbor_of_chromatic_pitch_number().