def METHOD_NAME():
    resgrid = np.array([
        [[100., 100., 100., 100., 100.], [150., 150., 150., 150., 150.], [100., 100., 100, 100., 100.]],
        [[150., 150., 150., 150., 150.], [100., 100., 100., 100., 100.], [150., 150., 150., 150., 150.]],
    ])
    # Transpose to get [[Y], [X], [Z]]
    resgrid = resgrid.T
    test = conv._strip_resgrid(resgrid, 1, 1, 1)
    # We're padding one cell off either side of X and Y, and one cell
    #  off the end of Z. So we're left with the [150.] array in middle
    #  of the top row, with two elements from either side removed.
    expected = np.array([[[150., 150., 150.]]]).T  # Again, note the transpose.
    np.testing.assert_array_equal(test, expected)