import xml.etree.ElementTree as ET def parse_xml(web_data):
入门指引部分代码格式有问题，缺少类的定义# -*- coding: utf-8 -*-# filename: receive.pyimport xml.etree.ElementTree as ETdef parse_xml(web_data): if len(web_data) == 0: return None xmlData = ET.fromstring(web_data) msg_type = xmlData.find('MsgType').text if msg_type == 'text': return TextMsg(xmlData) elif msg_type == 'image': return ImageMsg(xmlData)class Msg(object): def __init__(self, xmlData): self.ToUserName = xmlData.find('ToUserName').text self.FromUserName = xmlData.find('FromUserName').text self.CreateTime = xmlData.find('CreateTime').text self.MsgType = xmlData.find('MsgType').text self.MsgId = xmlData.find('MsgId').textclass TextMsg(Msg): def __init__(self, xmlData): Msg.__init__(self, xmlData) self.Content = xmlData.find('Content').text.encode("utf-8")class ImageMsg(Msg): def __init__(self, xmlData): Msg.__init__(self, xmlData) self.PicUrl = xmlData.find('PicUrl').text self.MediaId = xmlData.find('MediaId').text
2020-02-03
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