def METHOD_NAME(cluster_name: Optional[pulumi.Input[str]] = None,
                                                resource_group_name: Optional[pulumi.Input[str]] = None,
                                                opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[ListOperationalizationClusterKeysResult]:
    """
    Gets the credentials for the specified cluster such as Storage, ACR and ACS credentials. This is a long running operation because it fetches keys from dependencies.
    :param str cluster_name: The name of the cluster.
    :param str resource_group_name: Name of the resource group in which the cluster is located.
    """
    ...