(self, format_spec)
return UNKNOWN_VALUE
__format__ is what is called when this object is to be rendered
        in a string.

        We don't render the full dictionary, so instead we render as the
        unknown value.
__format__ is what is called when this object is to be rendered
        in a string.
__format__ is what is called when this object is to be rendered in a string .
def __format__(self, format_spec):
        """
        __format__ is what is called when this object is to be rendered
        in a string.

        We don't render the full dictionary, so instead we render as the
        unknown value.
        """
        return UNKNOWN_VALUE
def __format__ ( self , format_spec ) : return UNKNOWN_VALUE