langchain_community.utilities.max_compute.MaxComputeAPIWrapper¶

class langchain_community.utilities.max_compute.MaxComputeAPIWrapper(client: ODPS)[source]¶

Interface for querying Alibaba Cloud MaxCompute tables.

Initialize MaxCompute document loader.

Parameters

client (ODPS) – odps.ODPS MaxCompute client object.

Methods

__init__(client)

Initialize MaxCompute document loader.

from_params(endpoint, project, *[, ...])

Convenience constructor that builds the odsp.ODPS MaxCompute client from

lazy_query(query)

query(query)

__init__(client: ODPS)[source]¶

Initialize MaxCompute document loader.

Parameters

client (ODPS) – odps.ODPS MaxCompute client object.

classmethod from_params(endpoint: str, project: str, *, access_id: Optional[str] = None, secret_access_key: Optional[str] = None) → MaxComputeAPIWrapper[source]¶
Convenience constructor that builds the odsp.ODPS MaxCompute client from

given parameters.

Parameters

  • endpoint (str) – MaxCompute endpoint.

  • project (str) – A project is a basic organizational unit of MaxCompute, which is similar to a database.

  • access_id (Optional[str]) – MaxCompute access ID. Should be passed in directly or set as the environment variable MAX_COMPUTE_ACCESS_ID.

  • secret_access_key (Optional[str]) – MaxCompute secret access key. Should be passed in directly or set as the environment variable MAX_COMPUTE_SECRET_ACCESS_KEY.

Return type

MaxComputeAPIWrapper

lazy_query(query: str) → Iterator[dict][source]¶
Parameters

query (str) –

Return type

Iterator[dict]

query(query: str) → List[dict][source]¶
Parameters

query (str) –

Return type

List[dict]