docker-compose up failing to start the hashserver with error ModuleNotFoundError: No module named 'hashserv'

[narunarthy]

Seeing following error while running the setup on my Amazon linux

bb-hashserver_hashserver_1 exited with code 1
hashserver_1  | Traceback (most recent call last):
hashserver_1  |   File "/opt/hashserver/hashserver.py", line 41, in <module>
hashserver_1  |     import hashserv
hashserver_1  | ModuleNotFoundError: No module named 'hashserv'
bb-hashserver_hashserver_1 exited with code 1