Python
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jerry.qin
人本过客来无处，休说故里在何方.
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Python 2.6 升级到3.6
[root@adsl-172-10-0-3 ~]# python -V ----查看python版本[root@adsl-172-10-0-3 ~]# yum install python-pip[root@adsl-172-10-0-3 ~]# pip install ipython[root@adsl-172-10-0-3 ~]# pip install ipytho原创 2017-09-13 18:07:28 · 2140 阅读 · 0 评论 -
Python.装饰器
import timedef decorator(func):def wrapper(*args,**kw):print(time.time())func(*args,**kw)return wrapper@decoratordef f1(func_name):print("this is a function "+func_name)@deco原创 2017-12-05 16:48:45 · 175 阅读 · 0 评论 -
python 爬取 某平台 LOL主播姓名+加人气，然后进行排序
import refrom urllib import requestclass Spider():#主播姓名+观看人数#主播姓名#1704url = 'https://www.panda.tv/cate/lol'root_pattern = '([\s\S]*?)'name_pattern = '([\s\S]*?)'number_pattern原创 2017-12-06 17:16:05 · 1060 阅读 · 0 评论 -
字典映射代替switch
#字典的映射代替switchday = 1def get_sunday():return 'Sunday'def get_monday():return 'Monday'def get_default():return 'Ubkown'switcher = {0 : get_sunday,1 : get_monday}day_原创 2017-12-07 17:41:21 · 298 阅读 · 0 评论 -
列表推导式
a = [1,2,4,6,7,8]b = [i**2for i in a]print(b)D:\py\vala>python d:/py/vala/zj/2.py[1, 4, 16, 36, 49, 64]D:\py\vala>python d:/py/vala/zj/2.py[1, 4, 16, 36, 49,原创 2017-12-07 17:49:44 · 227 阅读 · 0 评论 -
import matplotlib.pyplot as plt 报错
解决办法重新下载matplotlibpip install matplotlib原创 2017-12-29 11:43:18 · 11172 阅读 · 0 评论 -
Python 发送邮件竟如此简单
安装pipinstall yagmail简单栗子：import yagmail#链接邮箱服务器#此处的password是授权码yag= yagmail.SMTP( user="123456@qq.com", password="1234", host='smtp.qq.com')# 邮箱正文contents = [hi!qinbaolong]# 发送邮件原创 2018-01-15 22:43:00 · 1944 阅读 · 0 评论