<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Halicam的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Halicam</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Halicam]]></copyright><item><title><![CDATA[Django Girl笔记]]></title><link>https://blog.youkuaiyun.com/Halicam/article/details/122911985</link><guid>https://blog.youkuaiyun.com/Halicam/article/details/122911985</guid><author>Halicam</author><pubDate>Sun, 13 Feb 2022 18:54:57 +0800</pubDate><description><![CDATA[创建django项目


django-admin startproject mysite .

django项目一般包含以下几个文件：


djangogirls
├───manage.py
└───mysite
        settings.py
        urls.py
        wsgi.py
        __init__.py

添加静态文件

在mysite/setting.py中最后一行增加

...]]></description><category></category></item><item><title><![CDATA[《流畅的Python》2.2 笔记]]></title><link>https://blog.youkuaiyun.com/Halicam/article/details/122874969</link><guid>https://blog.youkuaiyun.com/Halicam/article/details/122874969</guid><author>Halicam</author><pubDate>Sat, 12 Feb 2022 14:20:44 +0800</pubDate><description><![CDATA[创建一个井字棋棋盘

&gt;&gt;&gt; board = [['_'] * 3 for i in range(3)]

↑正确的写法


weird_board = [['_'] * 3] * 3

↑错误的写法。这种写法看起来很简洁，但最外层列表的三项都指向同一个位置。


]]></description><category></category></item><item><title><![CDATA[《流畅的Python》 2.1 笔记]]></title><link>https://blog.youkuaiyun.com/Halicam/article/details/122859704</link><guid>https://blog.youkuaiyun.com/Halicam/article/details/122859704</guid><author>Halicam</author><pubDate>Thu, 10 Feb 2022 14:40:10 +0800</pubDate><description><![CDATA[Collections.namedtuple函数


from collections import namedtuple
City = namedtuple('City', ['name', 'country'])
#City = namedtuple('City', 'name country') 这个写法也是可行的

Beijing = City('Beijing', 'China')
print(Beijing.country) #调用Beijing的country属性

namedtuple有两个]]></description><category></category></item><item><title><![CDATA[《流畅的python》1.2 笔记]]></title><link>https://blog.youkuaiyun.com/Halicam/article/details/122784641</link><guid>https://blog.youkuaiyun.com/Halicam/article/details/122784641</guid><author>Halicam</author><pubDate>Sat, 05 Feb 2022 11:09:50 +0800</pubDate><description><![CDATA[要写一个模拟向量的类，要满足以下几点：

向量相加时结果还是向量，而且可以被很好的打印出来
	abs(vector)会返回向量的模
	向量的数量积

]]></description><category></category></item><item><title><![CDATA[《流畅的python》 1.1笔记]]></title><link>https://blog.youkuaiyun.com/Halicam/article/details/122784143</link><guid>https://blog.youkuaiyun.com/Halicam/article/details/122784143</guid><author>Halicam</author><pubDate>Fri, 04 Feb 2022 17:17:22 +0800</pubDate><description><![CDATA[import collections
from random import choice


Card = collections.namedtuple('Card', ['rank', 'suit'])

class FrenchDeck:
    ranks = [str(n) for n in range(2, 11)] + list('JQKA')
    suits = 'spades diamonds clubs hearts'.split()

    def __init__(self):.]]></description><category></category></item></channel></rss>