Python 的特点：

1.Efficient, help you get the job done more quickly

2.easy to use, not very-high-level language

3.modularization, split your program into modules

4.interpreted language, no compilation and linking is necessary

5.compactly and readably for the following reasons:

• express complex operations in a single statement;
• statement grouping is done by indentation instead of beginning and ending brackets;
• no variable or argument declarations are necessary.

 6.extensible

参考目录：

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