RoleArn='arn:aws:iam::123456789012:user/svc-internal-api',
        RoleSessionName='test',
        WebIdentityToken=id_token,
        DurationSeconds=3600
    )

    s3_resource = boto3.resource('s3',
                                 endpoint_url='http://localhost:9000',
                                 aws_access_key_id=response['Credentials']['AccessKeyId'],

    'env',
    ClientGrantsCredentialProvider('NZLOOFRSluw9RfIkuHGqfk1HFp4a',
                                   '0Z4VTG8uJBSekn42HE40DK9vQb4a'),
)

boto3_session = Session(botocore_session=bc_session)
s3 = boto3_session.resource('s3', endpoint_url='http://localhost:9000')

with open('/etc/hosts', 'rb') as data:
    s3.meta.client.upload_fileobj(data,
                                  'testbucket',
                                  'hosts',