UnboundLocalError when target Resource query for Recommender fails

[nickselpa]

The following action(s) were taken prior to execution:

• Refreshed local ADC for the appropriate GCP org execution context
• Set up the virtual environment as listed in the repo's README.md

The following error with trace was encountered (sensitive information redacted from output)

403 Recommender API has not been used in project PROJECTNUMBER before or it is disabled. Enable it by visiting https://console.developers.google.com/apis/api/recommender.googleapis.com/overview?project=PROJECTNUMBER then retry. If you enabled this API recently, wait a few minutes for the action to propagate to our systems and retry.
Traceback (most recent call last):
  File "/REPOROOT/saUnused.py", line 86, in <module>
    main()
  File "/REPOROOT/saUnused.py", line 19, in main
    get_sa_insights(project_numbers)
  File "/REPOROOT/saUnused.py", line 35, in get_sa_insights
    for insight in sa_insights:
UnboundLocalError: local variable 'sa_insights' referenced before assignment