how cai i get the index ddl of collection

[hxlsky]

when we use the milvus-migration tool to migration collection,but it can not migration the index,how can i get the index ddl to recreate in the destion?

[yhmo]

    for index in collection.indexes:
        print(index.to_dict())

The output:
{'collection': 'AAA', 'field': 'vector', 'index_name': 'vector', 'index_param': {'index_type': 'HNSW', 'metric_type': 'L2', 'params': {'M': 16, 'efConstruction': 64}}}