.. include:: cutted/custom_regressors_into_purifiers_before_collapsible/custom_regressors_into_purifiers_before_collapsible.rst


..  admonition:: Preliminaries
   :class: toggle    
   
   .. include:: cutted/custom_regressors_into_purifiers_collapsible/custom_regressors_into_purifiers_collapsible.rst


.. include:: cutted/custom_regressors_into_purifiers_after_collapsible/custom_regressors_into_purifiers_after_collapsible.rst