def insert(self, item):
        k = self._key(item)
        i = bisect_left(self._keys, k)
        self._keys.insert(i, k)
        self._items.insert(i, item)
Actions after deleting allowance information
dataset/ETHPy150Open tanghaibao/jcvi/utils/orderedcollections.py/SortedCollection.insert--crossover with--dataset/ETHPy150Open sahana/eden/modules/s3db/dvr.py/DVRCaseAllowanceModel.allowance_ondelete