Collection.stats() -> DashVectorResponse

import dashvector
client = dashvector.Client(    api_key='YOUR_API_KEY',    endpoint='YOUR_CLUSTER_ENDPOINT')collection = client.get(name='quickstart')ret = collection.stats()
print(ret)# example output:# {#   "request_id": "14448bcb-c9a3-49a8-9152-0de3990bce59",#   "code": 0,#   "message": "Success",#   "output": {#     "total_doc_count": "26",#     "index_completeness": 1.0,#     "partitions": {#       "default": {#         "total_doc_count": "26"#       }#     }#   }# }