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# The `usedfor` property identifies the class associated with this feed
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# class. It is used by the `IFeedsDirective` in
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# feed types to this class. It is a more maintainable method than simply
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# listing each mapping in the zcml. The only zcml change is to add this
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# class to the list of classes in the `browser:feeds` stanza of
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usedfor = IFeedsApplication
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def _getItemsWorker(self):