関連ワード:  get number of elements in list python    get number of items in list python    find number of elements in list python    get count of elements in list python    get count of items in list python    get amount of items in list python    get index number of item in list python    find number of unique elements in list python    count number of elements in list python    count number of items in list python  
結果 : get number of elements in list python