def copy(
        self,
        deep: bool = False,
        memo: dict[int, Any] | None = None,
    ) -> Self:
        """Return a copy of this Coordinates object."""
        # do not copy indexes (may corrupt multi-coordinate indexes)
        # TODO: disable variables deepcopy? it may also be problematic when they
        # encapsulate index objects like pd.Index
        variables = {
            k: v._copy(deep=deep, memo=memo) for k, v in self.variables.items()
        }

        # TODO: getting an error with `self._construct_direct`, possibly because of how
        # a subclass implements `_construct_direct`. (This was originally the same
        # runtime code, but we switched the type definitions in #8216, which
        # necessitates the cast.)
        return cast(
            Self,
            Coordinates._construct_direct(
                coords=variables, indexes=dict(self.xindexes), dims=dict(self.sizes)
            ),
        )
Return a copy of this Coordinates object.
xarray/core/coordinates.py