use triple_des(des3) in python;

gistfile1.py

#!/usr/bin/env python
# -*- coding:utf-8 -*-
 
import binascii
import hashlib
import base64
import pyDes

# iv and key is hex string  
iv = '3132333435363738'
key = '313233343536373839303132333435363738393031323334'
data = "asdf"
 
iv = binascii.unhexlify(iv)
key = binascii.unhexlify(key)
data = hashlib.sha1(data)
 
k = pyDes.triple_des(key, pyDes.CBC, iv, pad=None, padmode=pyDes.PAD_PKCS5)
d = k.encrypt(data.digest())
print base64.encodestring(d