You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: cve_2020_17136.rb
    path of file: ./repos/metasploit-framework/modules/exploits/windows/local
    
    the code of the file until where you have to start completion: ##
# This module requires Metasploit: https://metasploit.com/downl
    
  def pid_exists(pid)
    mypid = client.sys.process.getpid.to_i

    if pid == mypid
      print_bad('Cannot select the current process as the injection target')
      return false
    end