Return a > b.  Computed by @total_ordering from (a >= b) and (a != b).

def _gt_from_ge(self, other):
    """Return a > b.  Computed by @total_ordering from (a >= b) and (a != b)."""
    op_result = self.__ge__(other)
    if op_result is NotImplemented:
        return NotImplemented
    return op_result and self != other