python源目錄與備份目錄差異檢查並同步
阿新 • • 發佈：2018-05-11
差異檢查與備份 filecmp #!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
import sys
import re
import filecmp
import shutil
holderlist=[]
def compareme(dir1,dir2):
dircomp=filecmp.dircomp(dir1,dir2)
only_in_one=dircomp.left_only
diff_in_one=dircomp.diff_files
dirpath=os.path.abspath(dir1)
[holderlist.append(os.path.abspath(os.path.join(dir1,x))) for x in only_in_one]
[holderlist.append(os.path.abspath(os.path.join(dir1,x))) for x in diff_in_one]
if len(dircomp.common_dirs) > 0:
for item in dircomp.common_dirs:
compareme(os.path.abspath(os.path.join(dir1,item)),os.path.abspath(os.path.join(dir2,item)))
return holderlist
def main():
if len(sys.argv) > 2:
dir1=sys.argv[1]
dir2=sys.argv[2]
else:
print "請準確輸入參數，例如：python comp.py datadir backupdir"
sys.exit()
source_files=compareme(dir1,dir2)
dir1=os.path.abspath(dir1)
if not dir2.endswith('/'): dir2=dir2+'/'
dir2=os.path.abspath(dir2)
destination_files=[]
createdir_bool=False
for item in source_files:
# destination_dir=re.sub(dir1,dir2,item)
destination_dir =item.replace(dir1, dir2)
destination_files.append(destination_dir)
if os.path.isdir(item):
if not os.path.exists(destination_dir):
os.makedirs(destination_dir)
createdir_bool=True
if createdir_bool:
destination_files=[]
source_files=[]
source_files=compareme(dir1,dir2)
for item in source_files:
destination_dir = item.replace(dir1, dir2)
# destination_dir=re.sub(dir1,dir2,item)
destination_files.append(destination_dir)
print "更新的內容："
print source_files
copy_pair=zip(source_files,destination_files)
for item in copy_pair:
if os.path.isfile(item[0]):
shutil.copyfile(item[0],item[1])
if __name__ == '__main__':
main()
腳本代碼可直接使用
python源目錄與備份目錄差異檢查並同步