文件操作
Posted elontian
tags:
篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了文件操作相关的知识，希望对你有一定的参考价值。
#文件操作,歌词hello
import os
lyric = open("E:/python_pj/test/hello.txt",mode="r")
data = lyric.read()
data = data.replace("hello","HELLO")
lyric.close()
lyric = open("E:/python_pj/test/hello.txt",mode="w")
lyric.write(data)
lyric.close()
#逐行修改
import os
lyric = open("E:/python_pj/test/hello.txt",mode="r",encoding="utf-8")
lyric_new = open("E:/python_pj/test/hello.txt",mode="w",encoding="utf-8")
for line in lyric:
if "Hello" in line:
line = line.replace("Hello","HELLO")
lyric_new.write(line)
lyric.close()
lyric_new.close()
os.remove("E:/python_pj/test/hello.txt")
os.remove("E:/python_pj/test/hello_new.txt","E:/python_pj/test/hello.txt")
以上是关于文件操作的主要内容，如果未能解决你的问题，请参考以下文章