spiffyscore

def t_error(t):
    raise TypeError("Unknown text '%s'" % (t.value,))

lex.lex()

#lex.input("GFG B'AB,, | g/2fg gab | GFG BAB | d2A AFD")
#s = "GFG B'AB,, | g/2fg gab | GFG BAB | d2A AFD"
s = '''I IV V VI I "I" "ii"'''
s = '''I IV V VI I "I" "ii"/2'''
#s = "GF_G,/2"
lex.input(s)
for tok in iter(lex.token, None):
    print repr(tok.type), repr(tok.value)


# Parse (yacc)

    '''
    p[0] = p[1]


def p_note_length(p):
    ''' note : note NOTE_LENGTH
    '''
    new_note = p[1]
    new_note.duration = p[2]
    p[0] = new_note

def p_chord_length(p):
    ''' chord : chord NOTE_LENGTH
    '''
    new_note = p[1]
    new_note.duration = p[2]
    p[0] = new_note


def p_chord(p):
    '''chord : QUOTE pitch QUOTE