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- python : 3.7.0
- OS : Ubuntu 18.04.1 LTS
- IDE : PyCharm 2018.2.4
- conda : 4.5.11
- type setting : Markdown
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code
[email protected]:~$ source activate py37
(py37) [email protected]:~$ ipython
Python 3.7.0 (default, Jun 28 2018, 13:15:42)
Type ‘copyright‘, ‘credits‘ or ‘license‘ for more information
IPython 6.5.0 -- An enhanced Interactive Python. Type ‘?‘ for help.
In [1]: # 四舍
In [2]: "{0:.1f}".format(27.54)
Out[2]: ‘27.5‘
In [3]: "{0:.1f}".format(27.64)
Out[3]: ‘27.6‘
In [4]:
In [4]: # 六入
In [5]: "{0:.1f}".format(27.56)
Out[5]: ‘27.6‘
In [6]: "{0:.1f}".format(27.66)
Out[6]: ‘27.7‘
In [7]:
In [7]: # 五凑偶
In [8]: "{0:.1f}".format(27.55)
Out[8]: ‘27.6‘
In [9]: "{0:.1f}".format(27.65)
Out[9]: ‘27.6‘
In [10]: exit
(py37) [email protected]:~$ source deactivate py37
[email protected]:~$
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resource
- [文档] https://docs.python.org/3/
- [规范] https://www.python.org/dev/peps/pep-0008/
- [规范] https://zh-google-styleguide.readthedocs.io/en/latest/google-python-styleguide/python_language_rules/
- [源码] https://www.python.org/downloads/source/
- [ PEP ] https://www.python.org/dev/peps/
- [平台] https://www.cnblogs.com/
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Python具有开源、跨平台、解释型、交互式等特性,值得学习。
Python的设计哲学:优雅,明确,简单。提倡用一种方法,最好是只有一种方法来做一件事。
代码的书写要遵守规范,这样有助于沟通和理解。
每种语言都有独特的思想,初学者需要转变思维、踏实践行、坚持积累。
原文地址:https://www.cnblogs.com/xingchuxin/p/9696331.html
时间: 2024-10-08 09:20:07