面向对象-继承"""classAnimal:name="Animal"age=0defmake_sound(self):print("动物发音")classDog(Animal):name="狗"# 重写父类属性 age=10defmake_sound(self):# 重写父类方法print("汪汪")animal=Animal()print(f"{animal.name} : {animal.age}")animal.make_sound()print("")dog=Dog()print(f"{...
defhandleNode(self,node,parent):ifnode is None:returnself.nodeDepth+=1print('---')print('节点类型:%s'%node.__class__)print('节点层次:%s'%self.nodeDepth)try:fields='/'.join([fieldforfieldinnode.__class__._fields])print('节点属性:%s'%fields)except:print(123)lineno=getattr(node,'li...
services.projects.transports.base.ProjectsTransport]] = None, client_options: typing.Optional[typing.Union[google.api_core.client_options.ClientOptions, dict]] = None, client_info: google.api_core.gapic_v1.client_info.ClientInfo = <google.api_core.gapic_v1.client_info.ClientInfo o...
classArmor:def__init__(self, armor: float, description: str, level: int = 1): self.armor = armor self.level = level self.description = descriptiondefpower(self) -> float:return self.armor * self.levelarmor = Armor(5.2, "Common armor.", 2)armor.power()# 10.4print(armor)# <__main...
[0]plugin=__import__("plugins."+pluginName,fromlist=[pluginName])clazz=plugin.getPluginClass()o=clazz()o.setPlatform(self)o.start()self.plugins.append(o)defshutdown(self):foro inself.plugins:o.stop()o.setPlatform(None)self.plugins=[]if__name__=="__main__":platform=Platform()...
模块的文档字符串应该写在“字符编码的声明”与“模块导入”语句之间;函数与方法的文档字符串应该写在def语句行与函数体或方法体正式代码之间;类的文档字符串应该写在class语句行与该类的第一个方法定义之间。 如果文档字符串有多行,那么结尾的三个引号应该在一个单独的行。
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import weakref class Book: def print_type(self): print("Book") lotr = Book num = 1 rcount_lotr = str(weakref.getweakrefcount(lotr)) rcount_num = str(weakref.getweakrefcount(num)) rlist_lotr = str(weakref.getweakrefs(lotr)) rlist_num = str(weakref.getweakrefs(num)) print("number...
^ [Vehicle Projects Inc. Fuel cell locomotive](http://www.bnsf.com/media/news/articles/2008/01/2008-01-09a.html) ^ Central Japan Railway (2006). Central Japan Railway Data Book 2006. p. 16.
模块的文档字符串应该写在“字符编码的声明”与“模块导入”语句之间;函数与方法的文档字符串应该写在def语句行与函数体或方法体正式代码之间;类的文档字符串应该写在class语句行与该类的第一个方法定义之间。 如果文档字符串有多行,那么结尾的三个引号应该在一个单独的行。