黄星的专栏

# coding:utf-8 import urllib2import time from lxml import etree from bs4 import BeautifulSoup import requests import types import sys import json from Queue import Queue import threadingCRAWL_EXIT = Fa

# coding:utf-8 import urllib2 import sys var_headers = { "User-Agent" : "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36" }var_

# coding:utf-8 import urllib2 import sysvar_proxyswitch= Truevar_httpproxy_handler = urllib2.ProxyHandler({"http" : "帐号:密码@101.251.198.244:8080"}) var_nohttpproxy_handler = urllib2.ProxyHandler({})if v

# coding:utf-8 import urllib2 import sys import revar_proxyswitch= Falsevar_httpproxy_handler = urllib2.ProxyHandler({"http" : "101.251.198.244:8080"}) var_nohttpproxy_handler = urllib2.ProxyHandler({}

xpath语法# coding:utf-8 import urllib2 from lxml import etreevar_quest = urllib2.Request("https://tieba.baidu.com/f?ie=utf-8&kw=%E5%A6%B9%E5%AD%90") var_response = urllib2.urlopen(var_quest)var_html = va

pymsql+flask_sqlalchemy连接mysqlpip install pymysql pip install flask_sqlalchemy#!/usr/bin/env python # -*- coding:utf-8 -*-from flask import Flask from flask import render_template from flask import re

#!/usr/bin/env python # -*- coding:utf-8 -*-from flask import Flask from flask import render_template from flask import request from flask import abort from flask import flash import logging from flask