def identical(self, other):
        return (self.equals(other) and
                all((getattr(self, c, None) == getattr(other, c, None)
                     for c in self._comparables)) and
                type(self) == type(other))
Similar to equals, but check that other comparable attributes are
dataset/ETHPy150Open pydata/pandas/pandas/indexes/base.py/Index.identical