関連ワード:  how to get index of an array python    how to get the last index of an array python    how to get index of an element in array python    how to return index of an array in python    how to get index of a value in an array python    how to get index of item in array python    how to get index of number in array python    how to get middle index of array python    how to get indices of array in python    how to get index of max value in array python