摘要：#!/usr/local/bin/python2.7 # -*- coding: utf-8 -*-： import requests from pyquery import PyQuery as pq rs = requests.get("http://www.52maps.com/china_city.php") rs.encoding = 'utf-8' doc = pq(rs.te... 阅读全文

摘要：1、安装django 下载地址 https://github.com/django/django 解压后进入文件夹运行指令 >> python setup.py install 2、创建工程 >> django-admin.py startproject web_1 3、修改默认配置 cd web_ 阅读全文

摘要：arr = [{"name": "name_1", "level": 1}, {"name": "name_2", "level": 0}, {"name": "name_3", "level": 3}] arr.sort(key = lambda x:x["level"]) print arr 阅读全文

摘要：<!--?xml version="1.0" encoding="UTF-8"?--> arr = [1,2,3,4,5,6,7,8,None]arr = [elem for elem in arr if elem != None] 阅读全文