python setup py example

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Python implements the example code of Raspberry Pi WiFi disconnection automatic reconnection, pythonwifi

Python implements the example code of Raspberry Pi WiFi disconnection automatic reconnection, pythonwifi Enable Automatic reconnection of Wi-Fi disconnection. The principle is to use Python to monitor whether the network is disconnected. If the network is disconnected, restart the network service. 1. Put the Python c

Example of using MD5 to encrypt a string in Python

This article mainly introduces the example of using MD5 to encrypt strings in Python. This article also reminds you of some possible errors. you can refer to several Python encryption modules, however, no matter which encryption method is used, you must first import the corresponding encryption module and then use the module to encrypt the string. Import the req

Example Analysis of MySQLdb usage in python, pythonmysqldb

Example Analysis of MySQLdb usage in python, pythonmysqldb This example describes the usage of MySQLdb in python. Share it with you for your reference. The specific analysis is as follows: Download and install MySQLdb ① Linux version Http://sourceforge.net/projects/mysql-python

Example analysis of SYS.ARGV parameter usage in Python

This example describes the use of SYS.ARGV parameters in Python. Share to everyone for your reference. The specific analysis is as follows: In the process of learning Python, I have been confused about the meaning of sys.argv[, although I know it is a command-line argument, but I still have a bit of a muddle. Today, a good study, finally is Taichetaiwu. Sys.ar

Python dynamic variable loading example

This article mainly introduces the python dynamic variable loading example. For more information, see. after a program is started, all program files will be loaded into the memory, in this way, if the program text changes again, it will not affect the running of the current program, which is a protection for the program. However, for languages like python, we so

Example of using Python to read and write and compress and decompress files _python

represents the current position as the origin. 2 indicates that the origin is computed at the end of the file. Note that if the file is opened in a A or a + mode, the file action tag is automatically returned to the end of the file each time the write operation is performed. f.truncate ([size]) #把文件裁成规定的大小, the default is the location where the current file action tag is to be trimmed. When Python reads a file, it remembers its location in the

Example analysis of MYSQLDB usage under Python

This example describes the use of Python under MySQLdb. Share to everyone for your reference. The specific analysis is as follows: Download and install MySQLdb ①linux version http://sourceforge.net/projects/mysql-python/download, in the installation is to first install Setuptools, and then in the download file directory, modify Mysite.cfg, Specify the path to th

For example, in Python programming, the thread lock

Python's threading module provides a variety of lock-related methods, Python multi-threaded can not be executed at the same time, so the use of locks is very critical, we will give an example of Python programming in the use of the thread Lock: Lock Python's built-in data structures, such as lists and dictionaries, are thread-safe, but simple types such as integ

Python-based asyncore module usage example tutorial, pythonasyncore

Python-based asyncore module usage example tutorial, pythonasyncore This article analyzes the principles and usage of the asyncore module in Python by examples and shares it with you for your reference. The specific analysis is as follows: The asyncore library is a standard library of python, which is an asynchronous s

Python provides an example that allows only one call at a time by property means _python

Below for you to share a python through the property means to achieve only allow the invocation of the example of the explanation, has a good reference value, I hope to be helpful. Come and see it together. If you want a method of an object to be called only once, according to my previous inertial thinking, I must define a state amount and then modify its value each time it is called. By looking at the num

Example of form processing in the Django framework of Python

This article mainly introduces the form processing example in the Python Django framework. form processing is a basic operation in Django. if you need it, you can refer to the following example about books, authors, and publishing houses: from django.db import modelsclass Publisher(models.Model): name = models.CharField(max_length=30) address = models.CharFie

Simple python django framework development example, pythondjango

Simple python django framework development example, pythondjango Create the views. py file in the/home/ubuntu/mysite directory as follows:    from django.http import HttpResponse,Http404import datetimeimport osdef sayhi(request): return HttpResponse('Hello World,this is my first Web page')    def current_time(request): ow = datetime.datetime.now() html

Python dynamic variable loading example

As we all know, after a program is started, each program file will be loaded into the memory, so if the program text changes again, it will not affect the running of the current program, which is a protection for the program. However, for languages like python, we sometimes use the form of "from module import variable name". If this variable is directly defined in the file, these variables are defined and assigned values at the beginning of the progra

Python code example that calculates the number of lines of code

This article mainly introduces the Python statistics code line number Simple example of the relevant data, the need for friends can refer to the following Python Statistics code line number Simple instance When you send a test, you find that you need to count lines of code Then wrote a small program to count the number of lines of their own code. #calclate_code

Example of using a third-party library xlrd in Python to write an Excel file

This article describes how to use a third-party library xlrd in Python to write an Excel file. This article describes how to install xlwt, introduce the API, and use xlwt to write an Excel file instance, if you need it, refer to the next article using xlrd to read Excel. This article introduces how to write Excel and how to write Excel. we need to use a third-party library xlwt to write Excel, like xlrd, xlrd indicates read xls, xlwt indicates write x

Python decorator usage example, pythondecorator

Python decorator usage example, pythondecorator This article describes how to use the Python decorator. Share it with you for your reference. The specific analysis is as follows: 1. closure (closure) Closures are a feature supported by Python. They allow a function defined in a non-global scope to reference variables i

Example of class inheritance code in Python

This article mainly introduces the inheritance code examples of classes in Python. This article provides the code and running effect directly. if you need it, you can refer to the inheritance compiling of C ++. Python is more concise, and the efficiency is very high. Below is a simple Python inheritance example. The

Example of executing a Python script in a shell script and receiving its return value _linux shell

1. When the shell script executes the Python script, you need to use the return value of the Python script to determine the command to be executed by the following program Example: There are two py programs hello.py Copy Code code as follows: def main (): Print "Hello" If __name__== ' __main__ '

Python socket-based simple instant messaging function example, pythonsocket

Python socket-based simple instant messaging function example, pythonsocket This example describes how Python implements simple Instant Messaging Based on socket. We will share this with you for your reference. The details are as follows: Client tcpclient. py #-*-Coding: UTF

Example of reading and writing and compressing and decompressing files using python

calculation, 1 for the current position as the origin. 2 means that the end of the file is calculated as the origin. Note that if the file is opened in a or a + mode, the file action tag is automatically returned to the end of the file each time the write operation is made. F.truncate ([size]) #把文件裁成规定的大小, the default is the location that is cropped to the current file action tag. When you read a file, Python remembers its location in the file, and i

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