python文件的修改,错在哪了,改了好几次,都没有修改成功,求大神,帮小白看一眼错在哪了!!!!!
f = open("Look at Several","r")
f_new = open("Look at Several.bak","w")
for line in f :
if "hello2" in line :
line = line.replace("hello1","hallo")
f_new.write(line)
f.close()
f_new.close()
文件的修改,改了好几次,都没有成功,求大神,帮小白看一眼错在哪了!!!!!
谢谢谢谢!!!!!!!!!