code: def list_nodes(call=None):
      '''
      Return a list of the instances that are on the provider.
  
      CLI Examples:
  
      .. code-block:: bash
  
          salt-cloud -Q my-qingcloud
      '''
      if call == 'action':
          raise SaltCloudSystemExit(
              'The list_nodes function must be called with -f or --function.'
          )
  
      nodes = list_nodes_full()
  
      ret = {}
      for instance_id, full_node in nodes.items():
          ret[instance_id] = {
              'id': full_node['id'],
              'image': full_node['image'],
              'size': full_node['size'],
              'state': full_node['state'],
              'public_ips': full_node['public_ips'],
              'private_ips': full_node['private_ips'],
          }
  
      return ref list_nodes(call=None):
      '''
      Return a list of the instances that are on the provider.
  
      CLI Examples:
  
      .. code-block:: bash
  
          salt-cloud -Q my-qingcloud
      '''
      if call == 'action':
          raise SaltCloudSystemExit(
              'The list_nodes function must be called with -f or --function.'
          )
  
      nodes = list_nodes_full()
  
      ret = {}
      for instance_id, full_node in nodes.items():
          ret[instance_id] = {
              'id': full_node['id'],
              'image': full_node['image'],
              'size': full_node['size'],
              'state': full_node['state'],
              'public_ips': full_node['public_ips'],
              'private_ips': full_node['private_ips'],
          }
  
      return ret
docs: Return a list of the instances that are on the provider.
  
      CLI Examples:
  
      .. code-block:: bash
  
          salt-cloud -Q my-qingcloud