'''
class Person(object):
instance = None
def __init__(self, name, age):
self.name = name
self.age = age
def __repr__(self): # 可读性高,给程序员输出结果
return f"reprname:{self.name},age;{self.age}"
def __str__(self): # 可读性高,给用户输出结果(优先级str>repr)
return f"str姓名:{self.name},年龄;{self.age}"
p1 = Person("huchangxi", 22)
p2 = Person("hulanxi", 6)
print(p1) # 姓名:huchangxi,年龄;22
print(p2) # 姓名:hulanxi,年龄;6
print(p1.name) # huchangxi
s = "hello"
print(repr(s)) #'hello'
print(s.__repr__())
'''