Python学习笔记：Python Language Features

from :http://www.linuxren.org/article/ebooks/programpython/_chapter%201.htm#python2-CHP-1-SECT-3

Table 1-1. Python Language Features

Features

Benefits

No compile or link steps

Rapid development cycle turnaround

No type declarations

Simpler, shorter, and more flexible programs

Automatic memory management

Garbage collection avoids bookkeeping code

High-level datatypes and operations

Fast development using built-in object types

Object-oriented programming

Code reuse, C++, Java, and COM integration

Embedding and extending in C

Optimization, customization, system "glue"

Classes, modules, exceptions

Modular "programming-in-the-large" support

A simple, clear syntax and design

Readability, maintainability, ease of learning

Dynamic loading of C modules

Simplified extensions, smaller binary files

Dynamic reloading of Python modules

Programs can be modified without stopping

Universal "first-class" object model

Fewer restrictions and special-case rules

Runtime program construction

Handles unforeseen needs, end-user coding

Interactive, dynamic nature

Incremental development and testing

Access to interpreter information

Metaprogramming, introspective objects

Wide interpreter portability

Cross-platform programming without ports

Compilation to portable bytecode

Execution speed, protecting source code

Standard portable GUI framework

Tkinter scripts run on X, Windows, and Macs

Standard Internet protocol support

Easy access to email, FTP, HTTP, CGI, etc.

Standard portable system calls

Platform-neutral system scripting

Built-in and third-party libraries

Vast collection of precoded software components

True open source software

May be freely embedded and shipped