Python

Not updated for a long time Recently, after reading efficient coding and deep belief network, after a long struggle in MATLAB, I finally decided to fight for python. After all, research still needs to be done on the basis of our predecessors to

#! /Usr/bin/ENV python2.7 #-*-coding: UTF-8-*-# file: pg3.py # Date: 2013-7-2 # Author: wangyubackground_image_filename='8wxpython.jpg 'import pygamefrom pygame. locals import * From sys import exitpygame. init () screen = pygame. display. set_mode (

To obtain the dictionary value, we have two methods: dict ['key'] And dict. Get.Today we will share with you the get () method of the dictionary. Here we can use a dictionary to make a small game. Assume that the user enters the string "1", "2",

/* Description: static webpage in python directory structure: |-app. yaml root directory-| | -index.htm |-static-| -other.htm |-images-| 1.jpg * / // app. yaml file content: application: greatverve Version: 1 runtime: python api_version: 1

1. Configure the python development tool-Eclipse + pydev 2. New project --> select create SRC, select version 3.0, and finish 3. Create a Python source file, select new-> pydev module, create a new Python module, and click Finish. 4. If the project

Python is the gold oil! Python is a simple, interpreted, interactive, portable, and object-oriented ultra-advanced language. This is the simplest description of the Python language. Python has an interactive development environment, because python

A checkpoint is actually a record of past history and can be considered as a log. however, this is simplified. for example, I have another piece of text. there are a pile of links in the text. my current task is to download the content from those

#! /Usr/ENV Python#-*-Coding: UTF-8 -*-Import urllibImport urllib2Import randomImport requestsImport OS, sysImport mysqldbFrom sgmllib import sgmlparserImport reNum = 0Def main ():Try:Conn = mysqldb. Connect (host = 'localhost', user = 'root',

#! /Usr/ENV Python#-*-Coding: UTF-8 -*-Import urllibImport urllib2Import randomImport requestsImport OS, sysImport queueImport threadingImport mysqldbFrom sgmllib import sgmlparserImport reQueue = queue. Queue ()Out_queue = queue. Queue ()Num = 0Try:

In python, you must use the global keyword to declare global variables. Otherwise, problems may occur. For example, if a piece of code is like this, python will report an error. #! /Usr/bin/python # filename: use_global.py # Author: Boyce # Email:

Today, I wrote a Python script to import data from mysql. the encoding of the imported and exported databases is inconsistent. We need to establish two data connections to use different character sets, as described in mysqldb documentation, in

Three ways to view digital data: [1] isinstance is more readable #! /Usr/bin/ENV python ''' typechk. PY ''' def displaynumtype (Num): Print num, 'is ', If isinstance (Num, (INT, long, float, complex): Print 'a number of type: ', type (Num ). _

I am wondering why, even an open-source website such as Python needs to be blocked from its official website in China, it is incredible !!! I don't know if it is a problem with my DNS service provider. Python Website: http://www.python.org

#! /usr/bin/env python2.7# -*- coding:utf-8 -*-#File:PG5.py#Date:2013-7-7#Author:wangyuimport pygamefrom pygame.locals import *from sys import exitpygame.init()screen =pygame.display.set_mode((640,480),0,32)def create_scales(height):

>>> Import urllib >>> DATA = 'lijiang' >>> Print data Lijiang >>> Data '\ Xe4 \ xb8 \ xbd \ xe6 \ xb1 \ x9f' >>> Urllib. Quote (data) '% E4 % B8 % BD % E6 % B1 % 9f' So we want to go back? >>> Urllib. Unquote ('% E4 % B8 % BD % E6 % B1 % 9f

From: http://www.cnblogs.com/PandaBamboo/archive/2013/05/10/3071233.html I haven't written this article for a long time, so I can take a rest in the past two days. I would like to take this opportunity to summarize my recent experiences in using

Including: 0. Post Data to the internal network 1. Regular Expression 2. Use of urllib2 3. Cache Mechanism [Todo] 1. Use of SMTP: automatically send emails to the specified mailbox 2. Use of SQLite: store images in the database If you have any

#! /Usr/bin/Python #-*-coding: UTF-8-*-Class A: def f_method (self, X): Print "% s, % s" % (self, x) @ staticmethod def f_smethod (x): Print "% s" % (x) @ classmethod def f_cmethod (CLS, X): print '% s, % s' % (CLS, X) A = a (). f_smethod (1).

I haven't learned much about automation for a long time. Recently, I found that many things have been accumulated in the project, and the regression testing efficiency is very low. Therefore, we must consider building automation to provide low

Original article: Http://blog.ftofficer.com/2009/11/using-python-multiprocessing-1-process-model/   Start with the multiprocessing process model. The purpose of multiprocessing is to create an interface and python. threadingLibraries similar to