lenskit.pipeline.PipelineCache
==============================

.. py:class:: lenskit.pipeline.PipelineCache
   :canonical: lenskit.pipeline._cache.PipelineCache

   A cache to share components between pipelines.

   This cache can be used by :class:`~lenskit.pipeline.PipelineBuilder` to
   cache pipeline component instances between multiple pipelines using the same
   components with the same configuration.


   .. py:method:: get_cached(ctor, config)


   .. py:method:: cache(ctor, config, instance)


   .. py:method:: get_instance(ctor, config)

      Get a component instance from the cache, creating if it necessry.