Python

#-*-Coding:utf-8-*-# python:2.x__author__ = ' Administrator '#socket Object Sub-server and client# The main steps of the server are as follows"""1 initializing a socketSocket () 2 parameters, one is af_inet:socketfamily, the other is sock_stream

Python execution method: Entering Python on the Linux command line will enter the Python interactive environment, where you can enter a command or function for the Python language, such as exit () for exiting the interactive environment, ID ()

Summarized as follows:1) A variable with a "_" before it: a private variable. A variable with a "_" in front of it, but there is no real encapsulation hidden, external or accessible2) A variable followed by a "_" to avoid conflicts with keywords

Keyboard Read string:Name = input(' What's your first name? '). Strip ()Print ("Hello" + name.) Capitalize () + "!")input (): Gets a string from the keyboard to get the number must use type conversionstrip (): Remove extra spaces at start and end of

Linux under Python installation:Linux is installed automatically under theOne. The file name of the Python source code is an extension of. py, which can be performed by a Python program.Vim 1.pyprint ' Hello 'Python 1.pyVim

The book is connected to the back. After showing the top-level code of the app, let's look at how the modules are programmed.In order to understand the code of each module, we need to lay the groundwork for the basic concepts and design

Recently, because the company's automated testing tools need to export test results to Excel, but did not learn ssh, so that can not be added to the tool itself (tools are developed), so instead of using Python crawler, the development process

Configuring the Python development environment under XCODE51: Python's development library is already integrated under the default Mac, first find the directory of the Integrated Python LibraryTerminal which PythonNote the current Python

In the ordinary life, we will encounter the following situation:You downloaded a larger game (assuming 10G) and now want to play with your classmates, you need to copy this game to him.Then there is a problem is the file is too large (we do not

defpartition (A, p, R): J= P+1 forIinchRange (p+1, r+1): if(A[i] a[p]): TMP=A[i] A[i]=A[j] A[j]=TMP J= j + 1tmp=A[p] a[p]= A[j-1] A[j-1] =tmpreturnJ-1defSelect (A, p, R, i):if(p = =r):returnA[p] Q=partition (A, p, R)#Print QK = q-p + 1if(k = =

String-can be used in 3 different forms-Single quote: "' Your string '"-Double quotes: "" Your string ""-Three quotation marks: "" ' Your string "or" "" Your String "" ", you can define multiple line strings.1 #single quotation marks2 Print 'The is

>>> spam, ham = ' yum ', ' yum '>>> spam' Yum '>>> Ham' YUM '>>> [spam, Ham] = [' yum ', ' yum ']>>> [spam, Ham][' Yum ', ' yum ']>>> a,b,c,d = ' spam '>>> A' s '>>> b' P '>>> CA>>> D' m '>>> A, *b = ' spam '>>> A' s '>>> b[' P ', ' a ', ' m ']>>>

Recently you are going to use Python to develop some of the other features of the site, first to build the Python environment.Install PythonPython currently has two versions, Python 2.7.5 and Python 3.3.2. Python 3.x and 2.x are not just versions of

Python crawler Getting Started: Beauty image crawler code sharing, Continue to repeat the crawlers. Today, I posted a code to crawl the images and source images under the "beauty" tab of diandian.com. #-*-Coding: UTF-8-*-# ---------------------------

Python batch file name modification implementation code, # Coding: UTF-8 # batch Modify file names import OS import re import datetime re_st = R' (\ d +) \ + \ s? \ (\ D +) \) '# used to match the old file name, which must contain the

Longest string problem, python implementation The purpose of this blog is to remind you that you must submit the written examination in time ?!!!! In the last question of Alibaba's written test, I followed the python implementation. The Code is as

Python ---- reduce is used in this way.Official explanation: Apply function of two arguments cumulatively to the items of iterable, from left to right, so as to reduce the iterable to a single value. for example, reduce (lambda x, y: x + y, [1, 2, 3,

Usage of the List sort method in python, pythonsort Python list sortingBriefly record the usage of the List sort method (or sorted built-in function) in python.Keywords:Python list sorting python dictionary sorting sortedThe List element can be a

[Python] threading local thread small variable testConcept There is a concept called a local variable in a thread. Generally, we lock global variables in multiple threads. Such variables are shared variables, and each thread can read and write

Configuration of Box2d physical engine in pythonI come back! As I am a senior, I am looking for a job. As a result, I have not updated my blog for the second time. I would like to apologize to you for your apology. The Box2d physical engine is an