cherab.imas.ggd.base_mesh.CellConnectivityΒΆ cherab.imas.ggd.base_mesh.CellConnectivity : TypeAlias = NDArray[numpy.integer[typing.Any]] | collections.abc.Sequence[collections.abc.Sequence[typing.SupportsIndex] | NDArray[numpy.integer[typing.Any]]]ΒΆ Vertex connectivity defining a sequence of grid cells.