Traceback (most recent call last):
File "web_service.py", line 14, in
from paddle_serving_server.web_service import WebService, Op
File "/opt/python36/lib/python3.6/site-packages/paddle_serving_server/web_service.py", line 27, in
from paddle_serving_server import pipeline
File "/opt/python36/lib/python3.6/site-packages/paddle_serving_server/pipeline/init.py", line 15, in
from .operator import Op, RequestOp, ResponseOp
File "/opt/python36/lib/python3.6/site-packages/paddle_serving_server/pipeline/operator.py", line 19, in
from paddle_serving_client import MultiLangClient, Client
ImportError: cannot import name 'MultiLangClient'