rename_batch.py

import os
path = input("Enter source path:")

images = os.listdir(path)
print(images)
for f in images:
    if(".jpg" in f[-4:]):
        src = path
        if(f[0]=="0"):
            dst = src + '/8' + f[1:]
        elif(f[0]=="3"):
            dst = src + '/9' + f[1:]
        src =  src + '/' + f
        os.rename(src,dst)