関連ワード:  how to make a copy of a 2d array python    how to get a column of a 2d array python    how to make a 2d array python    how to get length of a 2d array python    how to do a 2d array python    how to make a 2d matrix python    how to make a 1d array into a 2d array python  
結果 : how to make a copy of a 2d array python