flask_utils.py 文件源码

def __init__(self, query_or_model, paginate_by, page_var='page',
                 check_bounds=False):
        self.paginate_by = paginate_by
        self.page_var = page_var
        self.check_bounds = check_bounds

        if isinstance(query_or_model, SelectQuery):
            self.query = query_or_model
            self.model = self.query.model_class
        else:
            self.model = query_or_model
            self.query = self.model.select()