<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Python学习笔记]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/wl981292580</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; wl981292580]]></copyright><item><title><![CDATA[ubuntu上实现jupyter开启远程服务]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/83659154</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/83659154</guid><author>wl981292580</author><pubDate>Fri, 02 Nov 2018 17:47:08 +0800</pubDate><description><![CDATA[jupyter notebook作为一个小巧的，使用方便的python编辑器，受到许多初学者的喜爱;考虑到本地配置的限制，往往想要调用远程服务器中的jupyter notebook，下文记录下查阅网上资料尝试的步骤：

1. 远程服务器中jupyter 安装

本文使用的远程服务器是ubnutu 18.04。首先，服务器中需要安装python，pip，此处不赘述。

安装jupyter:


		...]]></description><category></category></item><item><title><![CDATA[python 爬虫工具记录]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/80453307</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/80453307</guid><author>wl981292580</author><pubDate>Fri, 25 May 2018 17:13:58 +0800</pubDate><description><![CDATA[记录一些常用的爬虫工具：常用爬虫库1、Requests比较简单，常用的爬虫库2、pyspider一个国人编写的强大的网络爬虫系统并带有强大的WebUI。采用Python语言编写，分布式架构，支持多种数据库后端，强大的WebUI支持脚本编辑器，任务监视器，项目管理器以及结果查看器3、ScrapyScrapy 使用了 Twisted'twɪstɪd异步网络框架来处理网络通讯，可以加快我们的下载速度，不...]]></description><category></category></item><item><title><![CDATA[onclick跳转]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/80359914</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/80359914</guid><author>wl981292580</author><pubDate>Fri, 18 May 2018 09:42:59 +0800</pubDate><description><![CDATA[cs]]></description><category></category></item><item><title><![CDATA[Python requests爬取图片]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/80339100</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/80339100</guid><author>wl981292580</author><pubDate>Wed, 16 May 2018 16:41:20 +0800</pubDate><description><![CDATA[练习requests爬虫import requests
from bs4 import BeautifulSoup
import re
import os
import time

url=&quot;http://www.58gc.cn/xgmn/&quot;

def get_all():#获取首页的图片组链接和名字
    url=&quot;http://www.58gc.cn/dcd/&quot;
    headers={&quot;...]]></description><category></category></item><item><title><![CDATA[python3    requests+BeautifulSoup使用多进程爬取妹子图]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/79697026</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/79697026</guid><author>wl981292580</author><pubDate>Mon, 26 Mar 2018 13:43:39 +0800</pubDate><description><![CDATA[python3版本，使用requests+BeautifulSoup爬取妹子图,同时采用多进程方法将图片下载保存；下载时，简单判断是否创建了文件夹from multiprocessing import Pool#多进程方法
import os
import json
import requests
from bs4 import BeautifulSoup
url='http://www.2727...]]></description><category></category></item><item><title><![CDATA[将两个嵌套for循环写成一个列表生成式]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78655657</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78655657</guid><author>wl981292580</author><pubDate>Tue, 28 Nov 2017 15:37:02 +0800</pubDate><description><![CDATA[将两个嵌套for循环写成一个列表生成式
如，有一个嵌套列表，a=[[1,2],[3,4],[5,6]]，要提取列表里的每一个元素
用for循环处理：

for i in a:
    for j in i:
        print(j)
用列表生成式：

b=[j for i in a for j in i]#注意两个for的顺序

print(b)

>>> b
[1]]></description><category></category></item><item><title><![CDATA[requests分析Ajax来爬取今日头条街拍美图]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78575395</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78575395</guid><author>wl981292580</author><pubDate>Sun, 19 Nov 2017 17:12:59 +0800</pubDate><description><![CDATA[#参考代码：https://github.com/Germey/TouTiao

import requests
from bs4 import BeautifulSoup
from urllib.parse import urlencode#可以将字典构造为url
import re
import json
import pymongo
import os
from multiprocessin]]></description><category></category></item><item><title><![CDATA[requests和正则爬取猫眼的数据]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78561935</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78561935</guid><author>wl981292580</author><pubDate>Fri, 17 Nov 2017 15:32:18 +0800</pubDate><description><![CDATA[用requests爬取猫眼网站的top100榜单，再用正则提取所需的数据，并将数据存储
#成功抓取所有数据，并存为文件（参考代码：https://github.com/Germey/TouTiao/blob/master/spider.py）
import requests 
import re
import json  
from multiprocessing import Pool#Pyt]]></description><category></category></item><item><title><![CDATA[Python列表中有重复项出现，并按需求生成新的列表]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78497364</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78497364</guid><author>wl981292580</author><pubDate>Fri, 10 Nov 2017 10:50:04 +0800</pubDate><description><![CDATA[Python原列表中有多个重复项出现，并按需求生成新的列表

方法一：
a=[1,1,1,2,2,2,3,4,4,4,4,5,6,7,7,8,8,8]
b=[]
c={}
for i in a:
    if a.count(i)>1:
        c[i]=a.count(i)
    else:
        c[i]=1
for i in c:
    if c[i]>1:
  ]]></description><category></category></item><item><title><![CDATA[python 小练习]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78479455</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78479455</guid><author>wl981292580</author><pubDate>Wed, 08 Nov 2017 15:39:13 +0800</pubDate><description><![CDATA[python的一些小练习：

1、斐波纳契数列
def printFibo(num):
    a = 0
    b = 1
    j=int(num)
    while  j:
        a,b=a+b,a
        print( a)
        j-=1
printFibo(8)
'''

'''
斐波纳契数列
def fbl(n):
    print(type(n]]></description><category></category></item><item><title><![CDATA[详细图解mongodb下载、安装、配置与使用]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78477920</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78477920</guid><author>wl981292580</author><pubDate>Wed, 08 Nov 2017 14:03:33 +0800</pubDate><description><![CDATA[python使用数据库MongoDB
MongoDB win7 32位安装包：百度云：链接：http://pan.baidu.com/s/1ci44EU 密码：43gx
MongoDB的配置和安装：



转载:http://blog.youkuaiyun.com/boby16/article/details/51221474
详细图解，记录 win7 64 安装mongo数据库的过程。安装的版]]></description><category></category></item><item><title><![CDATA[python sqlite3模块使用（转）]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/78476033</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/78476033</guid><author>wl981292580</author><pubDate>Wed, 08 Nov 2017 10:53:02 +0800</pubDate><description><![CDATA[Python SQLITE数据库是一款非常小巧的嵌入式开源数据库软件，也就是说没有独立的维护进程，所有的维护都来自于程序本身。它使用一个文件存储整个数据库，操作十分方便。它的最大优点是使用方便，功能相比于其它大型数据库来说，确实有些差距。但是性能表现上，SQLITE并不逊色。麻雀虽小，五脏俱全， sqlite 实现了多数 sql-92 的标准，比如说 transaction 、 trigger]]></description><category></category></item><item><title><![CDATA[Python 随机生成200个优惠码]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/76919126</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/76919126</guid><author>wl981292580</author><pubDate>Tue, 08 Aug 2017 16:57:13 +0800</pubDate><description><![CDATA[#随机生成200个优惠码，优惠码由8位字母组成（含大小写字母）
#97-122,小写字母的ASCII码,65-90大写字母的ASCII码
import random
a=''
yhm=[]
list1=list(range(65,91))+list(range(97,123))#将要用到的字母的ASCII码生成列表
for i in range(200):
    for i in range]]></description><category></category></item><item><title><![CDATA[python 文本写入及文本替换练习]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/76919013</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/76919013</guid><author>wl981292580</author><pubDate>Tue, 08 Aug 2017 16:54:13 +0800</pubDate><description><![CDATA[#文本写入

path='C:\\Documents and Settings\\桌面\\'
with open(path+'文本写入.txt','w+',encoding='utf-8') as f:
    xr=input('请输入你要写入的文本：')
    while True:
        if xr=='q':
            exit()
        else:]]></description><category></category></item><item><title><![CDATA[Python 模拟登陆程序]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/76761314</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/76761314</guid><author>wl981292580</author><pubDate>Sun, 06 Aug 2017 11:23:29 +0800</pubDate><description><![CDATA[用Python模拟登陆程序
#模拟登录程序
dl_list={'name1':'n123','name2':'n123','name3':'n123'}
lh_list=dict()

#遍历字典的键和值
'''
for keys,values in dl_list.items():
    print(keys,values)
'''

time=3
key=input('请输入您的登录账户：]]></description><category></category></item><item><title><![CDATA[python 购物车菜单]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/76758970</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/76758970</guid><author>wl981292580</author><pubDate>Sun, 06 Aug 2017 11:03:19 +0800</pubDate><description><![CDATA[用Python写购物车菜单
shop_list=[('手机',5000),('电脑',4000),('咖啡',50),('耳机',150),('笔记本',10)]
myshop_list=[]
salary=input('请输入您的存钱：')

if salary.isdigit():
    salary=int(salary)
    
    for index,items in enum]]></description><category></category></item><item><title><![CDATA[解决Requests抓取时中文乱码]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/76208058</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/76208058</guid><author>wl981292580</author><pubDate>Thu, 27 Jul 2017 16:47:00 +0800</pubDate><description><![CDATA[requests抓取中文乱码的解决方法]]></description><category></category></item><item><title><![CDATA[python常用模块收录]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/73825996</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/73825996</guid><author>wl981292580</author><pubDate>Wed, 28 Jun 2017 09:12:08 +0800</pubDate><description><![CDATA[time模块:
  在python中，通常有以下几种方式来表示时间：
    1、时间戳，如time.time
    2、格式化的时间字符串，如'17/01/2017 10:17:00'
    3、元组（struct_time），如gmtime、localtime等等
  time.time()：把从1970年开始到现在的所有时间转换成秒数，即时间戳
  time.gmtime()]]></description><category></category></item><item><title><![CDATA[Python学习笔记03 for循环和while循环]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/72637249</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/72637249</guid><author>wl981292580</author><pubDate>Tue, 23 May 2017 10:18:44 +0800</pubDate><description><![CDATA[python for和while循环的使用]]></description><category></category></item><item><title><![CDATA[Django学习笔记02]]></title><link>https://blog.youkuaiyun.com/wl981292580/article/details/72578867</link><guid>https://blog.youkuaiyun.com/wl981292580/article/details/72578867</guid><author>wl981292580</author><pubDate>Sat, 20 May 2017 15:46:56 +0800</pubDate><description><![CDATA[用Django创建简单的博客系统，实现后台管理和发布文章。]]></description><category></category></item></channel></rss>