def __init__(self, options, options_class_name):
    self._options = options
    self._options_class_name = options_class_name


    self.has_options = options is not None
Validates that the value is a valid font descriptor string. If so,
dataset/ETHPy150Open AppScale/appscale/AppServer/google/net/proto2/python/public/descriptor.py/DescriptorBase.__init__--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/wx/font_trait.py/TraitWXFont.validate