::: details 批量替换文件夹内的文件内容
代码语言：javascript复制#-*- coding:utf-8 -*-
import os
import re
#要改的文件夹
dir ="/Library/work/workspace-my/test_file/file"
#要改的文件类型（可以输入多个）
file_type=[".txt"]
#替换表（可以用python正则表达式）
look_up_table=[
["第一行","aaaa"],
]
def get_filelist(dir,filetype):
Filelist = []
for home, dirs, files in os.walk(dir):
for filename in files:
if(filename[-len(filetype):]==filetype):
Filelist.append(os.path.join(home, filename))
return Filelist
if __name__ =="__main__":
for type in file_type:
print("开始处理" type "类型文件")
file_list = get_filelist(dir,type)
print("共发现" str(len(file_list)) "个" type "类型文件")
replace_count=0
file_count=0
for file in file_list:
file_count=file_count 1
if(file_count0==0):
print("修改到第" str(file_count) "个文件")
file_data=""
with open(file, "r") as f:
for line in f:
for item in look_up_table:
if re.search(item[0], line):
#print("正在修改从" item[0] "到" item[1])
line=re.sub(item[0],item[1],line)
replace_count=replace_count 1
file_data = line
with open(file,"w") as f:
f.write(file_data)
print("一共进行了" str(replace_count) "处替换")
print("结束处理" type "类型文件")
print("全部结束"):::
