feat: Adds inline comments to utils.py

[darigovresearch]

Would resolve Issue #71 if merged

Description

Adds inline comments to utils.py

Affected Dependencies

None

How has this been tested?

• Viewed via the browser

Checklist

• [x] I have followed the Contribution Guidelines and Code of Conduct
• [x] I have commented my code following the OpenMined Styleguide
• [x] I have labeled this PR with the relevant Type labels
• [x] My changes are covered by tests

[darigovresearch]

Thanks @ramesht007 for the guidance.

An additional commit has been made, is it now suitable enough to merge?