Python

To discuz! X3.2 Adding a user's Python script in bulk Built a discuz!. X3.2 environment for work, need to add users did not find the right tool, although colleagues finally solved the problem with the key wizard, but decided to write a

Create a folder FilepackageCreate __init__.py within the Filepackage folderWith __init__.py, Filepackage is a package, otherwise it is just a normal folder.Create file.py within the Filepackage folderThe file.py code is as follows:#!/usr/bin/env

#from "Python 2.7.9 Documentation" Use 4-space indentation, and No tabs. #使用4空格缩进, do not use the tab indent Wrap lines so they don ' t exceed characters. Split lines to ensure that no more than 79 characters per line Use blank

Examples of official website documents1 fromMultiprocessingImportProcess, Value, Array2 3 deff (N, a):4N.value = 3.14159275 forIinchRange (len (a)):6A[i] =-A[i]7 8 if __name__=='__main__':9num = Value ('D', 0.0)Tenarr = Array ('I', Range (10))

Http://www.cnblogs.com/linjiqin/p/4228896.htmlThe enumerate function iterates through the elements in the sequence and their subscriptsi = 0seq = [' One ', ' II ', ' three ']for element in seq: print I, seq[i] i + = 1#0 one#1 two#2 threeprint '

Introduction:Tree is a very important data structure, the main purpose is to improve the search efficiency, for the case of repeated lookups, such as binary sorting tree, fp-tree. It can also be used to improve coding efficiency, such as Havermann

Example:#!/usr/bin/env python#-*-coding:utf-8-*-import urllib import urllib2 def main (): url = "http://www.douban.com" #浏览器 Head headers = {' user-agent ': ' mozilla/5.0 (Windows; U Windows NT 6.1; En-us; rv:1.9.1.6) gecko/20091201 firefox/3.5.6 '}

Map () and reduce () are two higher-order functions built into Python. How do you understand them?Usage:1, Map (): The map function receives two parameters, one is a function, one is a sequence, and the map functions the incoming function to each

Happy Shrimphttp://blog.csdn.net/lights_joy/Welcome reprint, but please keep the author informationNaive Bayesian classification algorithm is a very classical and widely used algorithm in machine learning, this paper attempts to classify data points

Because of the job needs, began the Python learning journey. The main contents of the study include Python basics, Python data analysis basics, numpy feature learning, and Python-based machine learning algorithm implementations.The following is an

#!/usr/bin/env python3#-*-coding:utf-8-*-def F (x): return x * XR = map (f, [1, 2, 3, 4, 5, 6, 7, 8, 9]) # result R is a itertator , is the lazy sequence # by using the list () function to get it to calculate the entire sequence and return a

MAC Configuration Python integrated development environment (Eclipse +python+pydev)1. Download the 64-bit eclipse of Mac version.Go to the download page of the Eclipse official website (http://www.eclipse.org/downloads/), I chose the package

1. Basic usage#!/usr/bin/env python#Coding=utf-8ImportRe#Example 1Text ="Fjsk test\t fjskd bar\t \ttest"Regex= Re.compile ('\s+')Printregex.split (text)#Example 2email ="""[email protected] [email protected] [email protected] [email

Platform: win7-32 python3.4.3Installation process is really disgusting, tidy up a bit convenient for everyone, maybe search engine can be included in:The main problems encountered are:1, a variety of versions can not find compatible2, download to

I believe that the students who have done the automation operation have used API interface to accomplish certain actions. API is a set of mature system necessary interface, can be called by other systems or scripts, which is also a compulsory

First configure a virtual environment, in flask the first article has written, here to skip theFor example, my Django directory is: C:\Workspaces\DjangoDemo, has installed the name of the venv virtual directory, then install the Django Framework, in

Write excel with python xlwt, pythonxlwtWrite excel with python xlwt1. install Pip install xlwt2. xlwt. Workbook Object There are two common methods: save and add_sheet.1. save2. add_sheet3. Worksheets Object Is created by the Workbook object.

Regular Expression strings do not contain matching techniques. Regular Expression strings We often encounter text that does not contain a string. What programmers can think of most easily is to use it in regular expressions,^(hede)To filter the

Python accesses pure IP database script sharing, pythonip database script The project has such a requirement. The IP address can be used to determine whether the client is China Netcom or China Telecom. I took a plain-text IP address from my

Python partial functions When a function has many parameters, the caller needs to provide multiple parameters. If the number of parameters is reduced, the caller's burden can be simplified. For example, the int () function can convert a string to an