code: def list_nodes(conn=None, call=None):
      '''
      Return a list of the VMs that are on the provider
      '''
      if call == 'action':
          raise SaltCloudSystemExit(
              'The list_nodes function must be called with -f or --function.'
          )
  
      if not conn:
          conn = get_conn()   # pylint: disable=E0602
  
      nodes = conn.list_nodes()
      ret = {}
      for node in nodes:
          ret[node.name] = {
              'id': node.id,
              'image': node.image,
              'name': node.name,
              'private_ips': node.private_ips,
              'public_ips': node.public_ips,
              'size': node.size,
              'state': node_state(node.state)
          }
      return ref list_nodes(conn=None, call=None):
      '''
      Return a list of the VMs that are on the provider
      '''
      if call == 'action':
          raise SaltCloudSystemExit(
              'The list_nodes function must be called with -f or --function.'
          )
  
      if not conn:
          conn = get_conn()   # pylint: disable=E0602
  
      nodes = conn.list_nodes()
      ret = {}
      for node in nodes:
          ret[node.name] = {
              'id': node.id,
              'image': node.image,
              'name': node.name,
              'private_ips': node.private_ips,
              'public_ips': node.public_ips,
              'size': node.size,
              'state': node_state(node.state)
          }
      return ret
docs: Return a list of the VMs that are on the provider