.. _built-in-processors: Available built-in processors ============================= Even though you can use any callable function as input and output processors, ``itemloaders`` provides some commonly used processors, which are described below. Some of them, like the :class:`~itemloaders.processors.MapCompose` (which is typically used as input processor) compose the output of several functions executed in order, to produce the final parsed value. Here is a list of all built-in processors: .. automodule:: itemloaders.processors :members: