lianghong881018

>>> print("aaaa","bbbb")
aaaa bbbb
>>> print(1, 2, 3)
1 2 3

 

为模块提供别名:

>>> import math as foobar
>>> foobar.sqrt(4)
2.0

 

为函数提供别名:

>>> from math import sqrt as foobar
>>> foobar(4)
2.0

 

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