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