Field:
    name = None
    type = <TypeKind.R8: 6>
    rank = 2
    extra dimensions = 0
    staggerloc = <StaggerLoc.CENTER: 0>
    lower bounds = [array([0, 0], dtype=int32)]
    upper bounds = [array([3, 2], dtype=int32)]
    extra bounds = None
    data = [array([[0., 0.],
       [0., 0.],
       [0., 0.]])]
    grid = 
Grid:
    type = <TypeKind.R8: 6>    areatype = <TypeKind.R8: 6>    rank = 2    num_peri_dims = 0    periodic_dim = None    pole_dim = None    pole_kind = array([1, 1], dtype=int32)    coord_sys = None    staggerloc = [False, False, False, True]    lower bounds = [[None, None, None, array([0, 0], dtype=int32)]]    upper bounds = [[None, None, None, array([4, 3], dtype=int32)]]    coords = [[[None, None], [None, None], [None, None], [array([[0.        , 0.33333333, 0.66666667],
       [0.        , 0.33333333, 0.66666667],
       [0.        , 0.33333333, 0.66666667],
       [0.        , 0.33333333, 0.66666667]]), array([[0. , 0. , 0. ],
       [0.5, 0.5, 0.5],
       [1. , 1. , 1. ],
       [1.5, 1.5, 1.5]])]]]    mask = [[None, None, None, None]]    area = [[None, None, None, None]]
)