obj.name() 对象不可调用 [关闭]

Question

    #polymorphism
class father:
    def __init__(self,firstname,lastname,age):
        self.name=firstname
        self.secoundname=lastname
        self.age=age
    def name(self):
        print("name"+self.name+"secoundname"+self.secoundname)
    def age(self):
        print("age"+str(self.age))
class son(father):
    def name(self):
        print("name"+self.name+"secoundname"+self.secoundname)
class daughter(father):
    def name(self):
        print("name"+self.name+"secoundname"+self.secoundname)
        
obj=father("k","a",23)
obj1=son("A","f",2)
obj2=daughter("f","y",6)
obj.name()
obj.age()
obj1.name()
obj1.age()
obj2.name()
obj2.age()
        
 

  

   

   > Blockquote


   **giving an error

块引用 obj.name() 'str' 对象不可调用 上面出了什么问题，这只是一些愚蠢的错误，也许是 是带有函数类和对象的代码，定义的对象是 不正确或无法弄清楚的问题是什么？ 帮帮我**

Answer 1

学习缩进

a = int (input("x"))
b = int (input ("y"))
c = int (input("z "))
if a ==b==c:
     print ("all equal")
elif(a>b and a>c):
    print("x is greatest")
elif(b>c and b>a):
    print("y is greatest ")
else :
    print("z is greatest")