def METHOD_NAME():
    conn = boto3.client("datapipeline", region_name="us-west-2")
    for i in range(100):
        conn.create_pipeline(name=f"mypipeline{i}", uniqueId=f"some-unique-id{i}")
    response = conn.list_pipelines()
    assert response["hasMoreResults"] is True
    assert response["marker"] == response["pipelineIdList"][-1]["id"]
    assert len(response["pipelineIdList"]) == 50