scrapy 存储excel文件

from openpyxl import Workbook

class FangyuanPipeline(object):
    def __init__(self):
        self.wb = Workbook()
        self.ws = self.wb.active
        self.ws.append(['姓名', '电话'])
    def process_item(self, item, spider):  # 工序具体内容
        line = [item['name'], item['phone']]  # 把数据中每一项整理出来
        self.ws.append(line)  # 将数据以行的形式添加到xlsx中
        self.wb.save('info.xlsx')
        return item