関連ワード:  how to append into a 2d array python    how to insert into a 2d array python    how to add values in a 2d array python    how to add numbers in a 2d array python    how to write a 2d array in python    how to append 2 dimensional array in python    how to insert value in 2d array python    how to add data in 2d array python    how to append a multidimensional array python    how to append to a two dimensional array in python