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p[0] = Rest()
if len(p) > 2:
p[0].duration = p[2]
def node(p):
'''node: NODE
'''
p[0] = tree.tree(node.strip("(").strip(")"))
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)
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