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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
"""
@Author : 行初心
@Date : 18-9-23
@Blog : www.cnblogs.com/xingchuxin
@GitHub : github.com/GratefulHeartCoder
"""
class MyClass:
# num是类属性
num = 1
def __init__(self, name):
self.name = name
def main():
test = MyClass("shemingli")
# 删除类属性
# 删除类属性要写类名,而不是实例名
delattr(MyClass, "num")
# 删除实例属性
delattr(test, "name")
"""
def delattr(o: Any, name: str)
Inferred type: (o: Any, name: str) -> None
Deletes the named attribute from the given object.
delattr(x, ‘y‘) is equivalent to ``del x.y‘‘
"""
# 注:如果属性不存在,就抛出异常
if __name__ == ‘__main__‘:
main()
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result
/home/xcx/anaconda3/envs/xingchuxin/bin/python /home/xcx/PycharmProjects/oop/demo.py
Process finished with exit code 0
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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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tips
行初心 会根据所学的知识,对博文进行更新。
该博文地址:https://www.cnblogs.com/xingchuxin/p/9695492.html
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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/9695492.html
时间: 2024-10-29 19:08:54