AttributeError: 'module' object has no attribute 'ServerProxy'

mldl@mldlUB1604:~/ub16_prj/dqa-net$ python -m prepro.p05
dumping json files ...
done
N/A%| |ETA: --:--:--Traceback (most recent call last):
File "/usr/lib/python2.7/runpy.py", line 174, in _run_module_as_main
"__main__", fname, loader, pkg_name)
File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
exec code in run_globals
File "/home/mldl/ub16_prj/dqa-net/prepro/p05.py", line 493, in
prepro_questions(ARGS)
File "/home/mldl/ub16_prj/dqa-net/prepro/p05.py", line 323, in prepro_questions
sents = [_tokenize(qa2hypo(ques_text, choice, args.qa2hypo, args.qa2hypo_path)) for choice in d['answerTexts']]
File "/home/mldl/ub16_prj/dqa-net/prepro/p05.py", line 37, in qa2hypo
from qa2hypo import qa2hypo as f
File "qa2hypo/qa2hypo.py", line 7, in
from helper import *
File "qa2hypo/helper.py", line 1, in
from parser import *
File "qa2hypo/parser.py", line 10, in
server = jsonrpc.ServerProxy(jsonrpc.JsonRpc20(), jsonrpc.TransportTcpIp(addr=("127.0.0.1", 8080)))
AttributeError: 'module' object has no attribute 'ServerProxy'
mldl@mldlUB1604:~/ub16_prj/dqa-net$