weblogic user password decrypt script and code

./wlst.sh /tmp/PasswordDecryptor.py /Oracle/Middleware/user_projects/domains/DomainName  {AES}YJKUITRFGTYUHH45YHHGGYFV879655HYU\=


import os
import weblogic.security.internal.SerializedSystemIni
import weblogic.security.internal.encryption.ClearOrEncryptedService
def decrypt(domainHomeName, encryptedPwd):
    domainHomeAbsolutePath = os.path.abspath(domainHomeName)
    encryptionService = weblogic.security.internal.SerializedSystemIni.getEncryptionService(domainHomeName)
    ces = weblogic.security.internal.encryption.ClearOrEncryptedService(encryptionService)
    clear = ces.decrypt(encryptedPwd)
    print "RESULT:" + clear
try:
    if len(sys.argv) == 3:
        decrypt(sys.argv[1], sys.argv[2])
    else:
        print "INVALID ARGUMENTS"
        print " Usage: java weblogic.WLST decryptPassword.py DOMAIN_HOME ENCRYPTED_PASSWORD"
        print " Example:"
        print " java weblogic.WLST decryptPassword.py D:/Oracle/Middleware/user_projects/domains/base_domain {AES}819R5h3JUS9fAcPmF58p9Wb3syTJxFl0t8NInD/ykkE="
except:
    print "Unexpected error: ", sys.exc_info()[0]
    dumpStack()
    raise