# gdtest_src_big_class > Test big class method extraction with src/ layout ## Docs ### API Reference #### Classes > Main classes provided by the package - [Pipeline](reference/Pipeline.html): A data processing pipeline with many stages #### Pipeline Methods > Methods for the Pipeline class - [Pipeline.add_step](reference/Pipeline.add_step.html) - [Pipeline.remove_step](reference/Pipeline.remove_step.html) - [Pipeline.run](reference/Pipeline.run.html) - [Pipeline.pause](reference/Pipeline.pause.html) - [Pipeline.resume](reference/Pipeline.resume.html) - [Pipeline.reset](reference/Pipeline.reset.html) - [Pipeline.status](reference/Pipeline.status.html) #### Functions > Utility functions - [create_pipeline](reference/create_pipeline.html): Create a new pipeline