spiffyscore

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To Artifact [751d12bb6a]:


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#!/usr/bin/env python



from ply import lex, yacc
class Note():
    def __init__(self, value, duration=.25, octave=8):
        self.value = value
        self.duration = duration
        self.octave = octave
................................................................................
        "NOTE_LENGTH",
        "BASENOTE",
        "ACCIDENTAL",
        "REST",
        "OCTAVE",
        "CHORD_TYPE",
        "QUOTE",

    )

    t_ignore = " |"

    #t_BASENOTE = r"[A-Ga-g]"
#    t_BASENOTE = r"I+V?|VI*|i+v?|vi*"
    t_BASENOTE = r"[A-Ga-g]"
    t_ACCIDENTAL = r"\^{1,2}|_{1,2}|="
    t_REST = r"z"
    t_OCTAVE = r"'+|,+"
    t_CHORD_TYPE = r"m|7|m7|0|o|\+|mb5|sus|sus4|maj7|mmaj7|7sus4|dim|dim7|7b5|m7b5|6|b6|m6|mb6|46|maj9|9|add9|7b9|m9"
    t_QUOTE = '"'


    def t_NOTE_LENGTH(t):
        r"/?\d+"
        multiplier = float(t.value.strip("/"))
        if t.value.startswith("/"):
            multiplier = 1/multiplier
        t.value = multiplier
................................................................................
    # 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
        '''
................................................................................
    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):
        raise Exception("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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#!/usr/bin/env python

import tree

from ply import lex, yacc
class Note():
    def __init__(self, value, duration=.25, octave=8):
        self.value = value
        self.duration = duration
        self.octave = octave
................................................................................
        "NOTE_LENGTH",
        "BASENOTE",
        "ACCIDENTAL",
        "REST",
        "OCTAVE",
        "CHORD_TYPE",
        "QUOTE",
        "NODE",
    )

    t_ignore = " |"

    #t_BASENOTE = r"[A-Ga-g]"
#    t_BASENOTE = r"I+V?|VI*|i+v?|vi*"
    t_BASENOTE = r"[A-Ga-g]"
    t_ACCIDENTAL = r"\^{1,2}|_{1,2}|="
    t_REST = r"z"
    t_OCTAVE = r"'+|,+"
    t_CHORD_TYPE = r"m|7|m7|0|o|\+|mb5|sus|sus4|maj7|mmaj7|7sus4|dim|dim7|7b5|m7b5|6|b6|m6|mb6|46|maj9|9|add9|7b9|m9"
    t_QUOTE = '"'
    t_NODE = r"([a-zA-Z0-9_-]+)"

    def t_NOTE_LENGTH(t):
        r"/?\d+"
        multiplier = float(t.value.strip("/"))
        if t.value.startswith("/"):
            multiplier = 1/multiplier
        t.value = multiplier
................................................................................
    # Parse (yacc)


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

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


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

    def node(p):
        '''node: NODE
        '''
        p[0] = tree.tree(node.strip("(").strip(")"))


    def p_error(p):
        raise Exception("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)