text: 
  # Copyright (c) 2020 Institution of Parallel and Distributed System, Shanghai Jiao Tong University
  # ServerlessBench is licensed under the Mulan PSL v1.
  # You can use this software according to the terms and conditions of the Mulan PSL v1.
  # You may obtain a copy of Mulan PSL v1 at:
  #     http://license.coscl.org.cn/MulanPSL
  # THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
  # PURPOSE.
  # See the Mulan PSL v1 for more details.
  
  import time
  import mypy
  import numpy
  import django
  import sphinx
  
  def handler(event, context):
      startTime = time.time()
  
      print('Hello world\n')
  
      return{'startTime':int(round(startTime * 1000)),
             'retTime':int(round(time.time() * 1000))}
  