environment/lib/python2.7/site-packages/IPython/utils/traitlets.py
def info(self):
        """ Returns a description of the trait."""
        result = 'any of ' + repr(self.values)
        if self._allow_none:
            return result + ' or None'
        return result
def info(self):
        """ Returns a description of the trait."""
        result = 'any of ' + repr(self.values)
        if self._allow_none:
            return result + ' or None'
        return result
Returns a description of the trait.