一共就4个函数
attr: attribute
getattr()
从xxx对象中获取到xxx属性值
hasattr()
判断xxx对象中是否有xxx属性值
delattr()
从xxx对象中删除xxx属性
setattr()
设置xxx对象中的xxx属性为xxxx值
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# import master # 报错不用管 # # # print(""" # # 1. chi: 大牛特别能吃 # # 2. he: 大牛特别能喝 # # 3. shui: 大牛特别能睡 # # 4. play: 大牛特别能玩儿 # # 5. sa: 大牛很喜欢撒谎 # # """) # # while 1: # # content = input("请输入你要执行的函数:") # # if content == "1": # # master.chi() # # elif content == "2": # # master.he() # # elif content =="3": # # master.shui() # # elif content == "4": # # master.play_1() # # elif content == "5": # # master.sa() # # while 1: # content = input("请输入你要测试的功能:") # 用户输入的功能是一个字符串 # # # 判断 xxx对象中是否包含了xxxxx # if hasattr(master, content): # xx = getattr(master, content) # xx() # print("有这个功能") # else: # print('没有这个功能') # 对于模块而言可以使用getattr, hasattr, 同样对于我们的对象也可以执行类似的操作 class Person: def __init__( self , name, laopo): self .name = name self .laopo = laopo p = Person( "宝宝" , "林志玲" ) print ( hasattr (p, "laopo" )) # print ( getattr (p, "laopo" )) # p.laopo # setattr(p, "laopo", "胡一菲") # p.laopo = 胡一菲 # setattr(p, "money", 100000000000) # p.money = 100000000 # # print(p.laopo) # print(p.money) # # delattr(p, "laopo") # 把对象中的xxx属性移除. != p.laopo = None # print(p.laopo) |