#-*- coding:utf-8 -*-
#将a替换成b
import os
xmldir=''
savedir=''
xmllist=os.listdir(xmldir)
for xml in xmllist:
if '.xml' in xml:
fo=open(savedir+'/'+'new_{}'.format(xml),'w')#不要new前缀可以在这改
print('{}'.format(xml))
fi=open(xmldir+'/'+'{}'.format(xml),'r')
content=fi.readlines()
for line in content:
line=line.replace('a','b')#例：将a替换为b
fo.write(line)
fo.close()
print('替换成功')
#如通b为空字符串，就是删除
