Python

In Windows programming, sometimes we often need to use some unconventional methods, such as loading the DLL from the memory and then using the functions in the DLL. So I thought about whether to combine several compiled Pyc files into one when using

1. Constants Constant unknown Not Required 2. Number Integer, long integer, floating point, plural 3. String Single, double, and triple quotation marks can all represent strings. R + String indicates the native string without escaping U +

Create a simple Model Class Person (models. model): GENDER_CHOICES = (1, 'male'), (2, 'female '),) name = models. charField (max_length = 30, unique = True, verbose_name = 'last name') birthday = models. dateField (blank = True, null = True) gender =

Even if str. decode ("cp936"). encode ("UTF-8") is converted before urlencode, it is useless. Later, I found a urllib. quote () function in the query manual. This method was used to solve the problem!Python:Copy codeThe Code is as follows:Str =

When storing data in a database, Bytes is more precise, with high scalability and flexibility. Some adaptation is required for output.1. Precautions and test code The implemented function is getSizeInMb (sizeInBytes), and the general test code is %

1. Systematic learning For Excel operations, the Xlrd/xlwt modules are required. The system learning URL is as follows: Using python to read and write Excel -- using xlrd Official documentation Python uses Xlrd/xlwt to Operate Excel Use Python to

Development Environment: python version 2.X Copy codeThe Code is as follows:#! /Usr/bin/env python#-*-Coding: UTF-8 -*-# Python version: 2.X Import sys, urllib, reImport oauth. oauth as oauthFrom urllib2 import Request, urlopen Status = 'Hello world!

By default, the MySQLdb package is not installed. Do not believe it? You can see the code similar to the following.Copy codeThe Code is as follows:-bash-3.2 #/usr/local/python2.7.3/bin/python get_cnblogs_news.pyTraceback (most recent call last

In this article, the directory loop for while interrupt function defines the function call for loop in Python, The for loop is like the foreach iteration in the shell script. In Python, for accepts iteratable objects (such as sequences) as its

Six weeks have passed since the start of school. I was too busy some time ago to update my blog. It is relatively blank recently. I plan to summarize the learned python and opengl. Python execution Method Interaction Mode Enter python in the

How to Use ChromeDriver? Download the latest driver version and decompress it # All right, this command is prepared for linux or osx users # For windows users, click it directly. by Ethanol unzip chromedriver_linux32_x.x.x.x.zip, you will get an

Basic functions are implemented, but not beautiful enough Alt + F4 is blocked, but Ctrl + Alt + Del is not blocked #-*-Coding: UTF-8-*-u "is a built-in lock software. Author: Mpclast edited: Mat 2014 "import sysimport randomfrom PyQt4 import

There are a lot of GUI Libraries in python. I chose mature wxpython. This basically satisfies our needs and is easy to operate. Next we will learn wxpython through some simple examples. 1. Create a simplest GUI window: 3 import wx 2 app=wx.App() 1

Variable does not need to declare the copy code a = 10 # int integer a = 1.3 # float floating point number a = True # True Value (True/False) a = 'Hello! '# String copy code example a = 10 print (a) print (type (a) a = 1.3 print (a, type (a) # built-

Web Data Capturing is a topic that often appears in python discussions. There are many ways to capture web data, but it seems that there is no best way. There are some very mature frameworks such as scrapy, and more are lightweight libraries such as

Compiled using python + shell, is a simple solaris System Inspection Program Copy codeThe Code is as follows:#! /Usr/bin/python-u#-*-Coding: UTF-8 -*-'''Program: solaris_status.pyAuthor: gyh9711Function:System Status Information

Multiple timers are implemented in a single thread. NewTimer. pyCopy codeThe Code is as follows:#! /Usr/bin/env python From heapq import *From threading import TimerImport threadingImport uuidImport timeImport datetimeImport sysImport math Global

It is a simple function for querying Baidu keyword rankings using python. The following are some introductions:1. Random UA2. The operation is simple and convenient. You can directly use getRank (keyword, domain name ).3. encoding conversion. There

Python is the most concise and easy-to-understand scanning port code. It is amazing to run it. Copy codeThe Code is as follows:From threading import Thread, activeCount Import socket Import OS Def test_port (dst, port ): OS. system ('title' + str

When calling, enter parameters such as: www.jb51.net/ Delete the cache on the first page of www.jb51.net, and delete the cache on www.jb51.net/test.php.Copy codeThe Code is as follows:# Coding = utf8Import sys, OSImport hashlibIf len (sys. argv)