问题:如下,一个很大的日志文件,提取 start: 到 end: 标志中间的内容
日志文件a.log
xxxxx
yyyyy
start:
start:
hahahaha
end:
start:
hahahahha
end:
ccccccc
kkkkkkk
cdcdcdcd
start:
hahahaha
end:
code
import reisfind=False with open("a.log","r") as f:while(1):l=f.readline()if(not l):breakif(re.match("start:", l)):isfind=Trueif(isfind):print(l)if(re.match("end:", l)):isfind=False
输出
start:
start:
hahahaha
end:
start:
hahahahha
end:
start:
hahahaha
end:
参考:
https://www.cnblogs.com/aaronthon/p/9435967.html