child = Child() # 输出:Parent class __init__ ``` 2. 在子类中不调用父类的__init__方法 如果希望在子类中不调用父类的__init__方法,可以在子类的__init__方法中显式地不调用super()。 ```python class Parent: def __init__(self): print("Parent class __init__") class Child(Parent)...
child = Child() # 输出:Parent class __init__ ``` 2. 在子类中不调用父类的__init__方法 如果希望在子类中不调用父类的__init__方法,可以在子类的__init__方法中显式地不调用super()。 ```python class Parent: def __init__(self): print("Parent class __init__") class Child(Parent)...
classParentClass1:def__init__(self,parent1_property):self.parent1_property=parent1_propertyclassParentClass2:def__init__(self,parent2_property):self.parent2_property=parent2_propertyclassChildClass(ParentClass1,ParentClass2):def__init__(self,child_property,parent1_property,parent2_property):supe...
classParent:def__init__(self,name):self.name=nameclassChild(Parent):def__init__(self,name,age):super().__init__(name)self.age=age parent=Parent("John")child=Child("Alice",10)print(parent.name)# 输出:Johnprint(child.name)# 输出:Aliceprint(child.age)# 输出:10 1. 2. 3. 4. 5....
class Child(Parent): def __init__(self): #print("call __init__ from Child class") super(Child,self).__init__('Tom') #要将子类Child和self传递进去 #c = Child("init Child") d = Parent('tom') c = Child() 输出: ('create an instance of:', 'Parent') ...
class ChildClass(ParentClass): def __init__(self): super().__init__() 在子类中可以通过访问self.CONSTANT_VALUE来获取父类中设置的常量的值。例如,可以使用以下代码在子类中获取父类中设置的常量的值: 代码语言:txt 复制 child = ChildClass() print(child.CONSTANT_VALUE) # 输出:10 这样,就可...
# parent class class Employee: def __init__(self, name, age): self.name = name self.age = age 接着是子类Executive的定义: # child class class Executive(Employee): # Executive.__init__ follows Executive(name, age, rank) def __init__(self, name, age, rank): # super().__init_...
class People: # 类属性 sex = 'nan' # 构造函数:魔术方法 def __init__(self, name, age): # 实例化属性 self.name = name # self代表对象本身 self.age = age # 实例化方法 def sleep(self): self.aa = 1 print('{}正在睡觉,性别为{}'.format(self.name, People.sex)) ...
classParent:def__init__(self):print('This is parent init.')defsleep(self):print("Parent sleeps.")classChild(Parent):def__init__(self):#Parent.__init__(self)super(Child,self).__init__()print('This is child init.')defsleep(self):print("Child sleeps.") ...
classParent1:def__init__(self):self.value =1classParent2:def__init__(self):self.value =2classChild(Parent1,Parent2):def__init__(self):super().__init__()# 调用第一个父类的初始化方法self.new_value =3child = Child()print(child.value)# 输出1,即来自Parent1的valueprint(child.new_...