Process guardian written in Python

A guardian written in Python, the coreCodeLess than 10 rows. This method was thought of by my colleagues. I put forward the core code, which is cool: Import OS, subprocessdef run (): While true: tasklist = OS. popen ('tasklist '). read () for path,

Install Python and mysqldb in Linux

Install the required software package: python-2.6.tar.bz2133 mysql-python-1.2.3c1.tarw.setuptools-0.6c11.tar.gz. Before installation: 1. Define the python installation directory: Python_dir =/home/$ user/local/Python 2. Define the

Create an iSCSI storage pool using Python libvirt, and associate the storage pool with the iSCSI concept.

Recent research on libvirt, storage Create an iSCSI storage pool Import lib1_conn = libvirt. open ('qemu: // system') # conn = libvirt. open ('qemu: // system ') /dev/Disk/by-pathxmldesc = ''' iSCSI /dev/Disk/by-path 0700 0 0 '

Use python to write shell scripts

Reprinted from Http://blog.163.com/skynjl/blog/static/603053922009127101558356/     Today, my colleague asked me to write a shell script. Although I am deeply influenced by * nix, it is annoying to execute sh scripts that are everywhere in *

Use Python and gephi to draw social network diagrams for everyone

1. login to their Renren network, enter the web page http://friend.renren.com/myfriendlistx.do#item_0, get such as the page: Right-click to view the source code, copy a line from your friends list, and save it as myfriends. dat (save as a line of

Head first Python Reading Notes

The book covers the following: The excerpt is as follows: P30: recursive print list def print_lol(the_list):for each_item in the_list:if isinstance(each_item,list):print_lol(each_item)else:print(each_item) P68: Print with default values def

Introduction to several Python development tools

1 idle 1.1 idle is an integrated development environment created by Guido van rosum, a beginner in Python, using Python and tkinter. To use idle, Python and tkinter must be installed. 1.2 features: Automatic indent, color encoding, command history

Python _ (_ future _. py source code) can reference from _ future _ import division

"Record of phased-in incompatible language changes. Each line is of the form: Featurename = "_ feature (" optionalrelease "," mandatoryrelease ")" Where, normally, optionalrelease Of the same form as SYS. version_info: (Py_major_version, # The 2 in 2

Python import mechanism memo-module search path (SYS. Path), nested import, package Import

From: http://fanhaijun.com /? P = 1065 Module search path The search path of the module is placed in the SYS. Path list. If the default SYS. path does not contain its own module or package path, you can dynamically add(SYS. Path. apend. The

Make game with Python & pygame (3)

Next we will introduce some basic things of pygame. Drawing Images with pygame. image. Load () and bits () Many games do not just use simple drawing functions, but also require a variety of images (also known as Genie). pygame can be loaded to the

Python reads all the data in the table in the XML database and obtains the field names of all tables in the database.

In the work, you need to read the data in the specified XML database and the field names required for the table. Therefore, we can improve the implementation in the existing example: XML database xmldabase. xml: Obtain the data of a specified

The Python Regular Expression matches the table name in the SQL statement.

Match the table name in an SQL statement. The Python regular expression is used for matching. I wanted to build a tool similar to PLSQL, which is not complete yet. Record it first. #-*-Coding: UTF-8-*-import rekeylist = ['access', 'add', 'all',

Runtimeerror: Maximum recursion depth exceeded Python recursive Depth Error

During this time, I wrote a crawling script using python, and used the breadth-first traversal to crawl pages. However, when the number of traversal attempts reaches 900, the following error occurs: Runtimeerror: Maximum recursion depth exceeded I

Python + Eric + pyqt installation configuration and the first program helloworld

Today, we are going to start a network marketing tool. We need to use Python + QT for development. For the first use, the following describes the installation and configuration steps and initial development details. For each type of development, we

Python functional programming guide (I): overview

This is probably the most difficult part of Python. During the year of my python career, I met some pythoner who, without exception, did not use functional programming at all (some people like pythonic). For example, they never pass functions, I don'

Python tips-Get pid and mem

Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->1 #! /Usr/bin/env python 2 # coding = UTF-8 3 # note that in the get_mem function, the splite column must correspond to your target 4 import OS 5

Python app thrift -- thrift monitoring fb303-

2011-08-18 Fb303 is included in the thrift source code package contrib * What does it provide? *A standard interface to monitoring, dynamic options and configuration,Uptime reports, activity, etc. That is to say, fb303 provides several interface

Use Python to implement a small airline ticket booking system (3)

Let's talk about the problems encountered here. First, we can't figure out whether to transfer references or objects at the beginning. (I don't know if it is reasonable to say this, but from the perspective of c ++, I think it will be simpler.) I

Configure Python quixote Web Framework in win7

When I wrote this article, I found a lot of python web FrameWork frameworks. Finally, after consideration, I chose the Quixote FrameWork. [] Advantages of Quixote: Simple: Quxiote has about 7000 lines of code and contains a large number of

Python file operations read and write files

From: http://maincoolbo.iteye.com/blog/626655 I. The most basic file operation is to read and write data in the file. This is easy to grasp. Open a file to perform the write operation: 1. fileHandle = open ('test.txt ', 'w ') FileHandle = open

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