in dags/xgboost-ml-pipeline/2.0/mwaa-customer-churn-dag.py [0:0]
def get_sagemaker_role_arn(role_name, region_name):
iam = boto3.client("iam", region_name=region_name)
response = iam.get_role(RoleName=role_name)
return response["Role"]["Arn"]