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把客户端所有的请求都转发给这个程序实例 from flask import Flask import datetime server=Flask( name ) @server.route( /time ,methods=[ post , get ]) def get time(): now=str(datetime.datetime.now())#把当前时间转换成字符串 return 当前的时间是:%s %now server.run(port=8888) 3、网络爬虫:requests Requests 允许你发送 纯天然的 HTTP/1.1 请求,无需手工劳动。你不需要手动为 URL 添加查询字串,也不需要对 POST 数据进行表单编码。Keep-alive 和 HTTP 连接池的功能是 100% 自动化的。 一个简单的爬虫样例: import requests heads = {} heads[ User-Agent ] = Mozilla/5.0 \ (Macintosh; U; Intel Mac OS X 10 6 8; en-us) AppleWebKit/534.50 \ (KHTML, like Gecko) Version/5.1 Safari/534.50 response = requests.get( http://www.baidu.com ,headers=headers) 4、操作execl:pandas # - - coding: utf-8 - - import xlrdimport ....

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