Python Crawl Web Image example (Python crawler)

The code is as follows: #-*-Encoding:utf-8-*-'''Created on 2014-4-24 @author: Leon Wong''' Import Urllib2Import UrllibImport reImport timeImport OSImport UUID #获取二级页面urldef findUrl2 (HTML):Re1 = R ' http://tuchong.com/\d+/\d+/|http://\w+ (?

Example of proxy mode for Python design mode

The most common way to turn the wall is to use proxy, the basic process is as follows: Browser Proxy Server server If the browser does not request a server, or if the service cannot respond to the browser, we can set the browser's request to be

Steps to share the Python publishing module

1. Create a folder Nester for module Nester, which contains: nester.py (module file): The code is as follows: "" "This is the" nester.py "module, which provides a function named Print_lol (),function is Print list, temperament contains nested list

Python and PyQt implement a 360 clable control

The code is as follows: #!/usr/bin/python#-*-coding:utf-8-*- From Pyqt4.qtgui Import *From Pyqt4.qtcore Import *From PYQT4.QT Import * Class CLabel (Qwidget):Signallabelpress = Pyqtsignal ()def __init__ (self,parent = None):Super (Clabel,self).

The implementation of the Pyqt4 tutorial Translucent weather Forecast Interface Example

The code is as follows: #-*-coding:cp936-*-Import SysImport Urllib2Import JSONFrom PYQT4 import Qtcore, QtguiClass Mywindow (Qtgui.qlcdnumber,qtgui.qwidget):def __init__ (self, Parent=none):Super (Mywindow,self). __init__

Python connects MySQL and submits MySQL transaction example

The code is as follows: #-*-Coding:utf-8-*-Import SysImport MySQLdbReload (SYS)Sys.setdefaultencoding (' Utf-8 ')Class DB (object):def __init__ (self,host= ' 127.0.0.1 ', port=3306,user= ' root ', passwd= ' 123 ', database= '):Self.__host=hostSelf._

Parsing git log log samples using Python

Using Git to manage the development of the project, git log is a very useful ' history ' material, where demand is coming from, and we want to have a custom filter for git log. This script is to complete this type of task. For a commit in all branch

Python Help () function usage detailed

The Help function is a built-in function of Python (Python's built-in function can be called directly without import), and it is a python-brought function that can be used at any time. What can I do with the help function, how to see the usage of

Python crawler tutorial crawl baidu paste and download the example

Test url:http://tieba.baidu.com/p/27141123322?pn= Begin 1 End 4 The code is as follows: Import String, Urllib2 def Baidu_tieba (url,begin_page,end_page):For I in range (Begin_page, end_page+1):SName = String.zfill (i,5) + '. html 'print ' is

How to get the process PID number using Python

Save as a. py file after you run the script to add the process name later, such as: Python proinfo.py QQ can get QQ process information, attention is not case-sensitive The code is as follows: #-*-Encoding:utf-8-*-Import OSImport SysImport

Python fabric for remote operations and deployment examples

Recently took over more and more things, release and operation of the work is quite mechanical, coupled with the frequency is quite high, resulting in time wasted or a lot of advantages. Fix bugs What, test, submit repository (2 minutes), SSH to

Python implementation probe socket and Web services sample

Operating system: Linux Software Environment: Python 2.7.3 Usage: The code is as follows: $./monsocket.py# This is check the URI or Socket of the script #Usage:./monsocket.py-d URL; This is Http protocol./monsocket.py-s socket IP or domain; This is

Pyside writing UI Interface Getting Started example

Pyside is a free software that differs from PYQT in that it uses LGPL, allowing Pyside to develop commercial software free of charge. The Pyside has 15 modules. These modules support the operation of GUI, multimedia, XML, network and database. The

Wxpython Study notes (recommended)

First, Introduction Wxpython is a GUI toolbox for the Python programming language. He makes it easy for Python programmers to create programs with robust, powerful graphical user interfaces. It is the Python language's binding to the popular

Python small tricks of the batch crawl beauty pictures

The URLLIB2 module and the regular expression module are used. Directly below the code: [/code]#!/usr/bin/env python#-*-Coding:utf-8-*-#通过urllib (2) module download Web contentImport Urllib,urllib2,gevent#引入正则表达式模块, Time moduleImport Re,timeFrom

Python multi-threaded crawl * Child content example

Use Re, urllib, threading Multi-threaded crawl Tianya post content, set the URL to crawl the first page of the Tianya post, set file_name to download the file name The code is as follows: #coding: Utf-8 Import UrllibImport reImport threadingImport

Python generates random verification code (Chinese Captcha) example

The code is as follows: #-*-Coding:utf-8-*-Import Image,imagedraw,imagefontImport RandomImport Math, string Class Randomchar ():"" for random generation of Chinese characters "" "@staticmethodDef Unicode ():val = Random.randint (0x4e00,

MySQL module mysqldb installation in Python

By default, the MYSQLDB package is not installed, do not believe? You'll believe it if you see something like the following code. The code is as follows: -bash-3.2#/usr/local/python2.7.3/bin/python get_cnblogs_news.pyTraceback (most recent):File

Python's example of using Sina Weibo API to send tweets

1, register a SINA application, get Appkey and secret, and token, write this information to the configuration file Sina_weibo_config.ini, the content is as follows, only example: The code is as

Python uses Xauth to log on to the rice net and send a message

Development environment: Python version 2. X The code is as follows: #!/usr/bin/env python#-*-Coding:utf-8-*-# for Python version: 2.X Import sys, Urllib, reImport Oauth.oauth as OAuthFrom URLLIB2 import Request, Urlopen Status = ' Hello world! ' #

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