Python

Python function parameter transfer in stages Recently I used a project. Considering the efficiency, I need to use the filter () function in Python to filter a list. This filter function actually requires two parameters while filter () only one

Compile Python scripts to generate executableProgram, Which can be compiled using py2exe. When calling python in VC, you can use py2exe to complete independent release of the entire program. Google. py: #! /Usr/bin/ENV Python Import sys,

A simple FTPProgramTo download and upload files from the server #! /Usr/bin/ENV pythonimport sysimport osfrom ftplib import ftpimport timedef ftp_down (): hftp = FTP ('IP') hftp. login ('user', 'passwd') hftp. CWD ('serverpath') OS. chdir

Lai Yonghao (http://laiyonghao.com) Some time ago, I sent an articleArticle(See: http://blog.csdn.net/lanphaday/archive/2010/11/29/6043605.aspx), I talked about several features that I want to see in Python. The third message-oriented programming

#-*-Coding: utf8 -*-'''Python common file operation examplesPath Name access function in the OS. Path ModuleSeparateBasename () removes the directory path and returns the file name.Dirname () removes the file name and returns the directory path.Join

Template Method mode: Application features: repeat the same logic, but the specific details are different scenarios. Structure Features: the same logic is extracted to the parent class, and specific details are left on the Child class. Abstract

Http://blog.chinaunix.net/u/3204/showart_389639.html Http://www.woodpecker.org.cn/diveintopython/xml_processing/unicode.html The Chinese problem of Python has always been a headache for beginners. This article will give you a detailed explanation of

I just learned chapter 1 of "Python core programming", FTP programming, and wrote a small script to download all the files on the FTP website. I haven't learned multi-thread programming yet, multi‑thread download will be added later. from ftplib

Concise Python textbooks for non-programmers.The Chinese meaning of python is Python. Concepts of computer programming ¶ The main content of computer programming is numbers, text, loops, formulas, and variables. Number of words: 1, 2, 3, 5.6, 120, 32

Once te needed a ** information list. I exported a TXT file from Python and threw it to them. As a result, they were very unhappy, because they want to output hundreds of pieces of data to the xls file as a list, and the workload is too large, they

Author: magictong) P.s. The layout is out of order. Let's make the layout here. By the way, we can change some of the incorrect words. 2011-08-04In python, C needs to supplement efficiency in some cases. In actual applications, some data needs to be

Preface I need to run python on the S3C2410 CPU of ARM9. The following is my compilation process. Host compiling environment: Ubuntu 7.04, GCC 4.2.1, arm-Linux-GCC 3.3.2 Program to cross compile: SQLite 3.5.6, Python 2.5.1 Compile

Translator's remarks: As early as August 2008, I posted an article on my blog titled why is not recommendable (http://blog.csdn.net/lanphaday/archive/2008/08/28/2845258.aspx)), I won't talk much about the discussions that I had at the time. But

The Python SDK has been installed in the previous section. You can introduce the Weibo module in the program to write Weibo programs. The function of the following program is to use this module to send a new microblog with the specific code first: #

The Sina Weibo open platform provides a wide range of Weibo operation APIs. developers can use the APIs to develop their desired features, or connect their websites and applications to the Weibo open platform, you can even develop a fully functional

1. If the variable name in the function appears before = for the first time, it is regarded as defining a local variable, no matter whether the variable name is used in the global domain, the function uses local variables, for example: num = 100def

Today, I saw how to draw charts using python. There is a powerful class library matplotlib that can produce high-quality 2D and 3D images. Record them first, and then learn it slowly. Matplotlib download and API manual address:

The following error occurs: runtimeerror: Second simultaneous read on fileno 8 detected. unless you really know what you're re doing, make sure that only one greenthread can read any participant socket. consider using a pools. pool. if you do know

  Shell> VI 2.py #! /Usr/bin/ENV Python STR = ("I am a worker, and you are a student! ") Print Str # Split the STR, if not specified the separator, the whitespace is a separator, items is a sequence Items = Str. Split () Print

Filter the following conditions for an item with a value in the list: (1) Delete the first match that matches a certain value Use the remove function, such as list. Remove (1). The first item with a value of 1 is deleted. (2) Delete all matching