Define intervals for various harmonies

harmony_def.py

#Make harmony dictionary (i.e. fundamental, perfect fifth, major third, octave)
#unison           = U0 #semitone         = ST
#major second     = M2 #minor third      = m3 
#major third      = M3 #perfect fourth   = P4
#diatonic tritone = DT #perfect fifth    = P5
#minor sixth      = m6 #major sixth      = M6
#minor seventh    = m7 #major seventh    = M7
#octave           = O8
harmony_select = {'U0' : 1,
                      'ST' : 16/15,
                      'M2' : 9/8,
                      'm3' : 6/5,
                      'M3' : 5/4,
                      'P4' : 4/3,
                      'DT' : 45/32,
                      'P5' : 3/2,
                      'm6': 8/5,
                      'M6': 5/3,
                      'm7': 9/5,
                      'M7': 15/8,
                      'O8': 2
                     }