* Add error handling for when financial statements cannot be parsed
* Formatting updates
* Remove a rogue print statement
* Fix a copy paste error
* Formatting issues with Black
* Use sentinel values rather than exception based workflow
* Remove unneeded change
* Fix formatting
* Don't use exceptions for handling error
* Fix a null check case
* Add an error print string to pass tests
* Remove exception throwers
* Update docs since we don't throw this exception