def transform(self, value):
        value = super(DashPattern, self).transform(value)

        if isinstance(value, string_types):
            try:
                return self._dash_patterns[value]
            except __HOLE__:
                return [int(x) for x in  value.split()]
        else:
            return value
dataset/ETHPy150Open bokeh/bokeh/bokeh/core/properties.py/DashPattern.transform