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Drop few words about getall selector being called 

To avoid people opening scrapy source code to make sure getall is called over get
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Cyril Mouchel 2019-02-17 20:17:50 +01:00 committed by GitHub
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docs/topics/loaders.rst
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@ -31,7 +31,8 @@ using the Item class specified in the :attr:`ItemLoader.default_item_class`
attribute.
Then, you start collecting values into the Item Loader, typically using
:ref:`Selectors <topics-selectors>`. You can add more than one value to
:ref:`Selectors <topics-selectors>`. To note, the Item Loader will extract data
by using the selector ``.getall()`` method. You can add more than one value to
the same item field; the Item Loader will know how to "join" those values later
using a proper processing function.