code: def update_ports_tree(ports_tree):
      '''
      Updates the ports tree, either the default or the `ports_tree` specified
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' poudriere.update_ports_tree staging
      '''
      _check_config_exists()
      if ports_tree:
          cmd = 'poudriere ports -u -p {0}'.format(ports_tree)
      else:
          cmd = 'poudriere ports -u'
      ret = __salt__['cmd.run'](cmd)
      return ref update_ports_tree(ports_tree):
      '''
      Updates the ports tree, either the default or the `ports_tree` specified
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' poudriere.update_ports_tree staging
      '''
      _check_config_exists()
      if ports_tree:
          cmd = 'poudriere ports -u -p {0}'.format(ports_tree)
      else:
          cmd = 'poudriere ports -u'
      ret = __salt__['cmd.run'](cmd)
      return ret
docs: Updates the ports tree, either the default or the `ports_tree` specified
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' poudriere.update_ports_tree staging