new_contents: import sys
  from subprocess import check_output
  
  def get_creds(identifier):
      value = check_output("pass show " + identifier, shell=True).splitlines()[0]
      return value
  
  if __name__ == '__main__':
      if len(sys.argv) > 1:
          print get_creds(sys.argv[1])
  
subject: add handler to pull credentials from keystore