This module is used to make sure, that already processed books are removed from queue.
Filter Publication objects using settings declared in settings submodule.
Parameters: | publication (obj) – Publication instance. |
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Returns: | obj/None – None if the publication was found in Aleph or publication if not. |
Filter list of Publication objects.
Parameters: | publications (list) – List of Publication instances. |
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Returns: | list – Correct objects. |