Makes the fastapi async example more robust

[skrawcz]

When you use /docs to create the request, it does not pass in an empty dict, so making sure the path does not break.

Changes

• adds try/except to async example
• adds way to run fastapi by just running fastapi_example.py

Testing

1. Works locally

Notes

Checklist

• PR has an informative and human-readable title (this will be pulled into the release notes)
• Changes are limited to a single goal (no scope creep)
• Code can be automatically merged (no conflicts)
• Code passed the pre-commit check & code is left cleaner/nicer than when first encountered.
• Passes all existing automated tests
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future TODOs are captured in comments
• Project documentation has been updated if adding/changing functionality.
• Reviewers requested with the Reviewers tool ➡️

Testing checklist

Python - local testing

• python 3.9

[elijahbenizzy]

Why shouldn't this be a 4XX?

[skrawcz]

the json body is empty. So it's not a bad request.