array([[3, 3, 3, 3],
       [3, 3, 3, 3]], dtype=uint8)
array([[3, 3, 3, 3],
       [3, 3, 3, 3]], dtype=int8)
array([[3, 3, 3, 3],
       [3, 3, 3, 3]], dtype=uint16)
array([[3, 3, 3, 3],
       [3, 3, 3, 3]], dtype=int16)
array([[3.0, 3.0, 3.0, 3.0],
       [3.0, 3.0, 3.0, 3.0]], dtype=float64)