text: """
  Copyright 2015 Brocade Communications Systems, Inc.
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License 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 os
  
  
  def getpid():
      _strPID = ""
      if hasattr(os, 'getpid'):  # only available on Unix
          _strPID = os.getpid()
      return _strPID
  
  
  def cls():
      OS = {
          'posix': 'clear',
          'nix': 'cls',
          'nt': 'cls'
      }
      os.system(OS.get(os.name))
  