python: 在txt文档开始位置插入数据
python: 在txt文档开始位置插入数据常见的在文章末尾追加数据很常见,在开头追加数据不常遇见
代码如下 代码片.
import ospath = r"C:UserslcxDesktopaclImdbtestpos"for fpathe, dirs, fs in os.walk(path): for f in fs: fsb = os.path.join(fpathe, f) print(fsb) with open(fsb, 'r+',encoding="utf-8") as data: #data = open(fsb, 'r+') new_data = "1"+"," print(new_data) old = data.read() data.seek(0) data.write(new_data) data.write(old )参考
[1]: https://blog.csdn.net/junbujianwpl/article/details/73194846