関連ワード:  how initialize array in python    how to initialize array in python with 0    how to initialize array in python with size    how to initialize array in python numpy    how initialize 2d array in python    how to initialize empty array in python    how to declare and initialize array in python    how to initialize 2d array in python with 0    how to initialize 3d array in python    how to initialize multidimensional array in python