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Python语言及其应用(第2版)
book

Python语言及其应用(第2版)

by Bill Lubanovic
March 2022
Intermediate to advanced
522 pages
13h 52m
Chinese
Posts & Telecom Press
Content preview from Python语言及其应用(第2版)
462
附录
D
使用交互式解释器导入。
>>> import zoo
>>> zoo.hours()
Open 9-5 daily
2.
在交互式解释器中,把
zoo
模块作为
menagerie
导入并调用其
hours()
函数。
>>> import zoo as menagerie
>>> menagerie.hours()
Open 9-5 daily
3.
在交互式解释器中直接从
zoo
导入
hours()
函数并调用。
>>> from zoo import hours
>>> hours()
Open 9-5 daily
4.
hours()
函数作为
info
导入并调用。
>>> from zoo import hours as info
>>> info()
Open 9-5 daily
5.
使用“键
值”对
'a': 1
'b': 2
'c': 3
创建字典
plain
,然后打印出该字典。
>>> plain = {'a': 1, 'b': 2, 'c': 3}
>>> plain
{'a': 1, 'c': 3, 'b': 2}
6.
使用与上一个练习中相同的“键
值”对,创建名为
fancy
OrderedDict
并打印。它
的打印结果的顺序是否和
plain
一样?
>>> from collections import OrderedDict
>>> fancy = OrderedDict([('a', 1), ('b', 2), ('c', 3)])
>>> fancy
OrderedDict([('a', ...
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Publisher Resources

ISBN: 9787115586223