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python 文件操作删除某行的实例

发布时间:2020-12-17 08:07:17 所属栏目:Python 来源:网络整理
导读:使用continue跳过本次写循环就可以了 #文本内容Yesterday when I was young昨日当我年少轻狂The tasting of life was sweet生命的滋味是甜的As rain upon my tonguetastingI lived by night and shunned the naked light of daytasting123And only now I see

使用continue跳过本次写循环就可以了

#文本内容
Yesterday when I was young
昨日当我年少轻狂
The tasting of life was sweet
生命的滋味是甜的
As rain upon my tongue
tasting
I lived by night and shunned the naked light of day
tasting123
And only now I see how the time ran away
tasting
 
tasting

将文本中的 tasting123删除 

with open("fileread.txt","r",encoding="utf-8") as f:
 lines = f.readlines()
 #print(lines)
with open("fileread.txt","w",encoding="utf-8") as f_w:
 for line in lines:
  if "tasting123" in line:
   continue
  f_w.write(line)

以上这篇python 文件操作删除某行的实例就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持编程小技巧。

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