renameIndex.py

#-*- coding:utf-8 -*-
import os
xmlpath = '/home/user2/chen_guang_hao/PeDetect/smallcorgi/Faster-RCNN_TF-master/data/VOCdevkit2007/Caltech/Annotations'
imgpath = '/home/user2/chen_guang_hao/PeDetect/smallcorgi/Faster-RCNN_TF-master/data/VOCdevkit2007/Caltech/JPEGImages'
index = 0
count = 0
emptyset = set()
xmlFiles = os.listdir(xmlpath)
imgFiles = os .listdir(imgpath)
print len(xmlFiles),len(imgFiles)

for xml in xmlFiles:	
	xmlname  = os.path.splitext(xml)[0]
	imgname = os.path.join(imgpath,xmlname+'.jpg')	
	if os.path.exists(imgname):
		newName = str(index).zfill(6)
		#重命名图像
		os.rename(imgname,os.path.join(imgpath,newName+'.jpg'))
		#重命名xml文件
		os.rename(os.path.join(xmlpath,xml),os.path.join(xmlpath,newName+'.xml'))
		print '============================================'
		print 'img',imgname,os.path.join(imgpath,newName+'.jpg')
		print '__________________________________________'
		print 'xml',os.path.join(xmlpath,xml),os.path.join(xmlpath,newName+'.xml')
		print '============================================'
		index = index + 1
	else:
		count += 1
		emptyset.add(xmlname.split('_')[0]+'_'+xmlname.split('_')[1])

sortedSet = sorted(emptyset,key= lambda x:(x.split('_')[0],x.split('_')[1]))
for i in sortedSet:
	print i 
print count