# API Reference


## Classes


Core classes


[Processor](Processor.md#gdtest_page_status.Processor)  
A data processor that runs a pipeline of steps.


## Exceptions


Exception classes


[PipelineError](PipelineError.md#gdtest_page_status.PipelineError)  
Raised when a pipeline step fails.


## Functions


Public functions


[run_pipeline()](run_pipeline.md#gdtest_page_status.run_pipeline)  
Run a named pipeline.