Python

#-*-coding:cp936-*-Import OS#当前平台的行终止符Ls=os.linesepFname= ' C:\\users\administrator\\desktop\\makefiles.txt '#判断文档是否存在, Existence is continued, non-existent then terminatedWhile True:If Os.path.exists (fname):Print "%s is already

Preamble:It has been 5 years since you learned Python before. Although the python has just learned, but also appreciate the python's strong point, open up their own vision and thinking.A variableThe variables in Python are different from the

Install the PIL module, if your computer is Windows, 64-bit for the http://www.lfd.uci.edu/~gohlke/pythonlibs/installation command: Pip install *.WHL If your computer is Linux, download the http://www.pythonware.com/products/pil/installation

by D01phin, bj,20150818"Title:" Creates a program that can display a group of words in a random order. Ask the program to print out all the words, but not repeat!# coding=utf-8# Random Show Word # # by d01phin,bj,20150818 # # Function:1, RA Ndom

Event PrioritiesIf more than one event was scheduled for the same time their priority values be used to determine the order they is run.ImportschedImportTimescheduler=Sched.scheduler (Time.time, Time.sleep)defprint_event (name):Print 'EVENT:',

If you have ever studied static language such as C,java, variables, objects, etc. need to define the type, otherwise the errorIn Python, the type is dynamically set in the runWe have mentioned variables many times before, and here we say again:We

In the sophomore years of contact with Python for some time, and recently began to play the language. Overall, the individual likes Python's language style, but the language is not very friendly to Windows, because if it is a beginner installed in

One, If...else ...There are a few points to note:1, if and else to add a colon2, Python with four spaces in the indentation of the code block, so be sure to strictly pay attention to the indentation3, end indentation need to knock a line

Today, let's talk about set.Collection: is an unordered set (collection) of some unique, immutable objects (numeric and string, etc.), and these objects support operations that correspond to the mathematical set theory.Characteristics:1. A single

#!/usr/bin/env python#Coding:utf-8ImportUrllibImportRedefgethtml (URL):"""gets all the elements of the HTML page."""page=urllib.urlopen (URL) HTML=Page.read ()returnHTMLdefgetimg (HTML):"""gets all the. jpg images of the HTML page."""Reg= R'src= "(.

Get started quicklyCan't wait for it? This page provides a good guide on how to get started with requests. It is assumed that you have installed the requests. If not, go to install a section to see it.First, make sure that: Requests already

P1385Stealing-the eye of the moon accepted Tags: Monster thief kidd VS oibh[display tag]BackgroundBlame theft Kidd VS OibhThird wordsDescribeThis is the third time that I have come to the familiar OIBH headquarters. The oibh of the eye of Moon, who

We often need to build HTTP services, but do not want to engage in the complex Apache,ISS Server, etc., then we can use Python to help us build the server. For example, I've talked about using Python to build XMLRPC services for server/client

Installing PYWIN32 will ask for a Python installation path (say that I did not find and then can't install the thing, let's write down first),Reference:http://bbs.csdn.net/topics/390512587?page=1Windows Registry Editor Version 5.00

An expression is the most basic tool for working with numbersa=1# constant a=a+1# expressionOperator Operator Describe Yield Generator function Send protocol Lambda args:expression Generating

1 Replace file extensions2 #Change . htm files to. html3 forFileinch*.htm; Do MV $file ' echo $file | Sed's/\ (. *\.\) htm/\1html/''; done4 #Change . html files to. htm5 forFileinch*.html; Do MV $file ' echo $file | Sed's/\ (. *\.\) html/\1htm/'';

From Email.mime.text import mimetextimport smtplibimport getpassmsg = Mimetext (' This is a plain text message from Python ', ' plain ', ' utf-8 ') from_addr = ' Sender email address ' Password = getpass.getpass (' Password: ') smtp_server = ' smtp.1

The Python language is a language that is very sensitive to indentation, confusing to many beginners, and even a very experienced Python programmer can be caught in a trap. The most common scenario is that the mix of tab and space results in an

#-*-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+ (? Url2list = Re.findall (re1,html)url2

In the normal test often encounter the use of Python scripts to simulate the HTTP request operation, in an interface "HTTP request, return JSON" test, the development of the HTTP interface in the request will be blocked by the filter, verify that