What's Changed
* Add parquet, dataframe and file handlers by MaxHumme in https://github.com/marketredesign/pricecypher_python_sdk/pull/47
* Add CODEOWNERS file by marijnvanderhorst in https://github.com/marketredesign/pricecypher_python_sdk/pull/48
* Add default `None` value to optional dataclass fields by marijnvanderhorst in https://github.com/marketredesign/pricecypher_python_sdk/pull/49
New Contributors
* MaxHumme made their first contribution in https://github.com/marketredesign/pricecypher_python_sdk/pull/47
**Full Changelog**: https://github.com/marketredesign/pricecypher_python_sdk/compare/v3.3.0...v3.4.0