Traceback (most recent call last):


 "lcars.py", line 2, in <module>

from ui.ui import UserInterface


 "/home/praveetminash/rpi_lcars-master/app/ui/ui.py", line 4, in <module>

from ui.utils import sound
ImportError: No module named utils

> Traceback (most recent call last):


 "finnegans-wake-federated.py", line 13, in <module>

from nucypher.characters import Alice, Bob, Ursula


 "/home/truong3/.local/share/virtualenvs/nucypher-O5RQWeHI/lib/python3.5/site-packages/nucypher-0.1-py3.5.egg/nucypher/characters.py", line 9, in <module>
ImportError: cannot import name 'ClassVar'
