error using own authentication class

[wayanedi]

Exception while loading config file /home/ubuntu/.jupyter/jupyter_notebook_config.py
Traceback (most recent call last):
File "/home/ubuntu/.local/lib/python3.6/site-packages/traitlets/config/application.py", line 563, in _load_config_files
config = loader.load_config()
File "/home/ubuntu/.local/lib/python3.6/site-packages/traitlets/config/loader.py", line 457, in load_config
self._read_file_as_dict()
File "/home/ubuntu/.local/lib/python3.6/site-packages/traitlets/config/loader.py", line 489, in _read_file_as_dict
py3compat.execfile(conf_filename, namespace)
File "/home/ubuntu/.local/lib/python3.6/site-packages/ipython_genutils/py3compat.py", line 198, in execfile
exec(compiler(f.read(), fname, 'exec'), glob, loc)
File "/home/ubuntu/.jupyter/jupyter_notebook_config.py", line 4, in
from jupyters3 import (
ImportError: cannot import name 'AwsCreds'