文档 AWS SDK 示例 GitHub 存储库中还有更多 [S AWS DK 示例](https://github.com/awsdocs/aws-doc-sdk-examples)。

本文属于机器翻译版本。若本译文内容与英语原文存在差异，则一律以英文原文为准。

# 与 AWS SDK `UpdateFlow` 配合使用
<a name="bedrock-agent_example_bedrock-agent_UpdateFlow_section"></a>

以下代码示例演示了如何使用 `UpdateFlow`。

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#### [ Python ]

**适用于 Python 的 SDK（Boto3）**  
 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/python/example_code/bedrock-agent#code-examples)中查找完整示例，了解如何进行设置和运行。
更新 Amazon Bedrock 流。  

```
def update_flow(client, flow_id, flow_name, flow_description, role_arn, flow_def):
    """
    Updates an Amazon Bedrock flow.

    Args:
    client: bedrock agent boto3 client.
    flow_id (str): The ID for the flow that you want to update.
    flow_name (str): The name for the flow.
    role_arn (str):  The ARN for the IAM role that use flow uses.
    flow_def (json): The JSON definition of the flow that you want to create.

    Returns:
        dict: Flow information if successful.
    """
    try:

        logger.info("Updating flow: %s.", flow_id)

        response = client.update_flow(
            flowIdentifier=flow_id,
            name=flow_name,
            description=flow_description,
            executionRoleArn=role_arn,
            definition=flow_def
        )

        logger.info("Successfully updated flow: %s. ID: %s",
                    flow_name,
                    {response['id']})

        return response

    except ClientError as e:
        logger.exception("Client error updating flow: %s", {str(e)})
        raise

    except Exception as e:
        logger.exception("Unexepcted error updating flow: %s", {str(e)})
        raise
```
+  有关 API 的详细信息，请参阅适用[UpdateFlow](https://docs.aws.amazon.com/goto/boto3/bedrock-agent-2023-12-12/UpdateFlow)于 *Python 的AWS SDK (Boto3) API 参考*。

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