spiffyscore

Diff
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Differences From Artifact [00dc77f47f]:

To Artifact [3a88b8ab43]:


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    def __init__(self, value, duration=.5, chord_type="major"):
        self.value = value
        self.duration = duration
        self.chord_type = chord_type
    def __repr__(self):
        return "Chord %s %s %s" % (self.value, self.duration, self.chord_type)









def parse(score):
    # Tokenize (lex)
    tokens = (
        "NOTE_LENGTH",
        "BASENOTE",
        "ACCIDENTAL",
................................................................................


    # Parse (yacc)


    def p_pitch_list(p):
        '''score : score note
            score : score chord

        '''
        p[0] = p[1] + [p[2]]

    def p_score(p):
        '''score : note
            score : chord

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


    def p_note(p):
        '''note : pitch
        '''
................................................................................
        p[0] = p[1]

    def p_pitch(p):
        '''pitch : BASENOTE
        '''
        p[0] = Note(p[1])









    def p_error(p):
        print "Syntax error at '%s' of element type %s" % (p.value, p.type)
        
    yacc.yacc()

    #print yacc.parse("GFG B'AB,, | g/2fg gab | GFG BAB | d2A AFD")
    return yacc.parse(score)







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    def __init__(self, value, duration=.5, chord_type="major"):
        self.value = value
        self.duration = duration
        self.chord_type = chord_type
    def __repr__(self):
        return "Chord %s %s %s" % (self.value, self.duration, self.chord_type)


class Rest():
    def __init__(self, duration=.25):
        self.duration = duration
    def __repr__(self):
        return "Rest node %s" % self.duration


def parse(score):
    # Tokenize (lex)
    tokens = (
        "NOTE_LENGTH",
        "BASENOTE",
        "ACCIDENTAL",
................................................................................


    # Parse (yacc)


    def p_pitch_list(p):
        '''score : score note
            | score chord
            | score rest
        '''
        p[0] = p[1] + [p[2]]

    def p_score(p):
        '''score : note
            | chord
            | rest
        '''
        p[0] = [p[1]]


    def p_note(p):
        '''note : pitch
        '''
................................................................................
        p[0] = p[1]

    def p_pitch(p):
        '''pitch : BASENOTE
        '''
        p[0] = Note(p[1])

    def p_rest(p):
        ''' rest : REST
                | REST NOTE_LENGTH
        '''
        p[0] = Rest()
        if len(p) > 2:
            p[0].duration = p[2]

    def p_error(p):
        print "Syntax error at '%s' of element type %s" % (p.value, p.type)
        
    yacc.yacc()

    #print yacc.parse("GFG B'AB,, | g/2fg gab | GFG BAB | d2A AFD")
    return yacc.parse(score)