Python学习32天
Self
#比较两个人信息，完全相等输出True,否则输出False
class Person():
name=None
age=None
def compare_to(self,other):
return self.name==other.name and self.age==other.age
man1=Person()
man1.name="tim"
man1.age=3
man2=Person
man2.name="tim"
man2.age=2
print(man1.compare_to(man2))
class Person():
name=None
age=None
def f1(pp):
pp.name="jj"
pp.age+=1
man=Person
man.name="kk"
man.age=5
print(f"man.name:{man.name} man.age:{man.age} id :{id(man)}")
f1(man)
print(f"man.name:{man.name} man.age:{man.age} id :{id(man)}")
print(f"Person.name:{Person.name} Person.age:{Person.age}Person is id :{id(Person)}")
#在初始化对象时，会自动执行__int__方法
class Dog():
name=None
age=None
# 构造方法
def __init__(self,name,age):
print(f"__int__执行了：{name,age}")
print(f"self id:{id(self)}")
self.name=name
self.age=age
# 创建对象时直接赋值
dog1=Dog("hi",2)
print(f"dog1.name:{dog1.name} dog1.age:{dog1.age} dog1.id:{id(dog1)}")
