new_contents: # Copyright 2010-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License"). You
  # may not use this file except in compliance with the License. A copy of
  # the License is located at
  #
  # http://aws.amazon.com/apache2.0/
  #
  # or in the "license" file accompanying this file. This file is
  # distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
  # ANY KIND, either express or implied. See the License for the specific
  # language governing permissions and limitations under the License.
  
  import boto3
  
  # Create an IAM service resource
  resource = boto3.resource('iam')
  
  # Get an iterable of all users
  users = resource.users.all()
  
  # Print details for each user
  for user in users:
      print("User {} created on {}".format(
          user.user_name,
          user.create_date
      ))
subject: Add example to list IAM users with service resource