【python】将数组元素按指定长度写入文件

def write_length(lst, number=4):
    """
    每次取数组中的number个元素写入文件中并换行
    @param lst: 数组
    @param number: 长度
    """
    with open("text.txt", mode="w", encoding="utf-8") as fil:
        count = len(lst)
        for i in range(0, count, number):
            tmp = [str(j) for j in lst[i: i + number]]
            content = ''.join(tmp) + "\n"
            fil.writelines(content)


test_lst = list(range(10))
write_length(test_lst)