def bulk_delete_insert(self, delete_query: Query, rows: Iterable[dict], auto_commit=True) -> Tuple[int, int]:
# TODO: トランザクション操作はおこないわないようにする
model = self.model
try:
deleted = delete_query.delete()
inserted = 0
for row in rows:
obj = model(**row)
self.db.add(obj)
inserted += 1
if auto_commit:
self.db.commit()
except Exception as e:
self.db.rollback()
raise
return deleted, inserted
