* Implement optional scalars for JSON
* Add optional scalars JSON test
* Extend JSON optional scalars test to test without defaults
* Fix optional scalars in JSON for binary schema
Co-authored-by: Caleb Zulawski <caleb.zulawski@caci.com>
* Implement optional scalars for Python
* Use == for integer comparison, remove empty line
* Fix optional type hint
Co-authored-by: Caleb Zulawski <caleb.zulawski@caci.com>