code: def list_vns(call=None):
      '''
      Lists all virtual networks available to the user and the user's groups.
  
      .. versionadded:: 2016.3.0
  
      CLI Example:
  
      .. code-block:: bash
  
          salt-cloud -f list_vns opennebula
      '''
      if call == 'action':
          raise SaltCloudSystemExit(
              'The list_vns function must be called with -f or --function.'
          )
  
      server, user, password = _get_xml_rpc()
      auth = ':'.join([user, password])
      vn_pool = server.one.vnpool.info(auth, -2, -1, -1)[1]
  
      vns = {}
      for v_network in _get_xml(vn_pool):
          vns[v_network.find('NAME').text] = _xml_to_dict(v_network)
  
      return vnf list_vns(call=None):
      '''
      Lists all virtual networks available to the user and the user's groups.
  
      .. versionadded:: 2016.3.0
  
      CLI Example:
  
      .. code-block:: bash
  
          salt-cloud -f list_vns opennebula
      '''
      if call == 'action':
          raise SaltCloudSystemExit(
              'The list_vns function must be called with -f or --function.'
          )
  
      server, user, password = _get_xml_rpc()
      auth = ':'.join([user, password])
      vn_pool = server.one.vnpool.info(auth, -2, -1, -1)[1]
  
      vns = {}
      for v_network in _get_xml(vn_pool):
          vns[v_network.find('NAME').text] = _xml_to_dict(v_network)
  
      return vns
docs: Lists all virtual networks available to the user and the user's groups.
  
      .. versionadded:: 2016.3.0
  
      CLI Example:
  
      .. code-block:: bash
  
          salt-cloud -f list_vns opennebula