@abstractmethod
    def tickSize(self, tickerId, field, size):
Remove the item, a books.Book instance, from the authenticated user's 
dataset/ETHPy150Open CarterBain/Medici/ib/ext/EWrapper.py/EWrapper.tickSize--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/vendor/gdata/books/service.py/BookService.remove_item_from_library