Je ne peux pas importer la configuration python 3

/anaconda2/lib/python2.7/site-packages/boto3/session.py in <module>()
     16 
     17 import botocore.session
---> 18 from botocore.client import Config
     19 from botocore.exceptions import DataNotFoundError, UnknownServiceError
     20 

ImportError: cannot import name Config
Ill Ibis