関連ワード:  how to search an array in python    how to check an array in python    how to search through an array in python    how to check an empty array in python    how to find an array length in python    how to check if an array in python is empty    how to find array in python    how to search an element in an array in python    how to search an array for a value in python    how to search a 2d array in python