docs: def login_failures(user):
  
      '''
      Query for all accounts which have 3 or more login failures.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt <minion_id> shadow.login_failures ALL
      '''
  
      cmd = 'lsuser -a unsuccessful_login_count {0}'.format(user)
      cmd += " | grep -E 'unsuccessful_login_count=([3-9]|[0-9][0-9]+)'"
      out = __salt__['cmd.run_all'](cmd, output_loglevel='trace', python_shell=True)
  
      ret = []
  
      lines = out['stdout'].splitlines()
      for line in lines:
          ret.append(line.split()[0])
  
      return ret