def METHOD_NAME(self):
    out = self._content.METHOD_NAME
    if self._parameters is not None:
        if out._parameters is None:
            out._parameters = self._parameters
        else:
            out._parameters = parameters_union(out._parameters, self._parameters)
        if self._parameters.get("__array__") == "categorical":
            if out._parameters is self._parameters:
                out._parameters = dict(out._parameters)
            # Restore content __array__
            out_array = self._content.parameter("__array__")
            if out_array is not None:
                out._parameters["__array__"] = out_array
            else:
                del out._parameters["__array__"]
            out._parameters["__categorical__"] = True
    return out