text: import request from '@/utils/request'
  
  export function fetchNodeList(query) {
    return request({
      url: '/vue-element-admin/flow/nodeList',
      method: 'get',
      params: query
    })
  }
  
  export function fetchRelationList(query) {
    return request({
      url: '/vue-element-admin/flow/relationList',
      method: 'get',
      params: query
    })
  }