Splunk AppInspect CLI throws error while starting it ? Any way to mitigate this ?

[splunkdevabhi]

(venv) abhishekshukla@Abhisheks-MacBook-Pro AppInspect-CLI % splunk-appinspect

Traceback (most recent call last):
File "/Users/abhishekshukla/Projects/AppInspect-CLI/venv/bin/splunk-appinspect", line 7, in
from splunk_appinspect import main
File "/Users/abhishekshukla/Projects/AppInspect-CLI/venv/lib/python3.7/site-packages/splunk_appinspect/init.py", line 2, in
import environment_validator
ModuleNotFoundError: No module named 'environment_validator'