面先对象

class Skill:
    def __init__(self, name="", time=0, atk=0, consumes=0):
        self.name=name
        self.time=time
        self.atk=atk
        self.consumes=consumes
    # def print_self(self):
    #     print("%s技能持续时间是%d攻击力是%d消耗法力值为%d" %(self.name,self.time,self.atk,self.consumes))
    @property
    def time(self):
        return self.__time
    @time.setter
    def time(self,v):
        if 1<=v<=60:
            self.__time=v
        else:
            raise Exception("技能时间错误")

    @property
    def atk(self):
        return self.__atk
    @atk.setter
    def atk(self,v):
        if 0<=v<=500:
            self.__atk=v
        else:
            raise Exception("技能时间错误")

    @property
    def consumes(self):
        return self.__consumes
    @consumes.setter
    def consumes(self,v):
        if 0<=v<=1000:
            self.__consumes=v
        else:
            raise Exception("技能时间错误")
    def print_self(self):
        print("%s技能持续时间是%d攻击力是%d消耗法力值为%d" %(self.name,self.time,self.atk,self.consumes))

list_skill=[
    Skill("降龙十八掌",60,30,18),
    Skill("九阳神功",40,100,800),
    Skill("九阴白骨爪",40,40,800),
    Skill("乾坤大挪移",50,50,900)
]
# 在技能列表中查找攻击力大于100的所有技能名称,攻击力与消耗的法力
def get_atk():
    list_result=[]
    for item in list_skill:
        if item.atk >=100:
            list_result.append((item.name,item.atk,item.consumes))
    return list_result

# for item in get_atk():
#     print(item)

#   -- 在技能列表中查找消耗法力最大的技能对象
def max_consumes():
    number=list_skill[0]
    for i in range(1, len(list_skill)):
        if number.consumes < list_skill[i].consumes:
            number = list_skill[i]
    return number
# print(max_consumes().name)

# 在技能列表中删除持续时间大于50的技能对象
def del_time():
    count=0
    for item in list_skill[::-1]:
        if item.time>50:
            count+=1
    return count
# print(del_time())

# 根据消耗的法力对技能列表进行升序排列
def min_consumes():
    for r in range(len(list_skill)-1):
        for c in range(r+1,len(list_skill)):
            if list_skill[r].consumes>list_skill[c].consumes:
                list_skill[r],list_skill[c]=list_skill[c],list_skill[r]
# min_consumes()
# for item in list_skill:
#     item.print_self()

# 将技能列表中攻击力小于100的技能消耗法力设置为0
def min_atk():
    for item in list_skill:
        if item.atk<100:
            item.consumes=0
# min_atk()
# for item in list_skill:
#     item.print_self()

# 删除技能列表中持续时间相同的技能(只保留一个)
def homology_time():
    for r in range(len(list_skill) - 1):
        for c in range(r + 1, len(list_skill)):
            if list_skill[r].time==list_skill[c].time:
                del list_skill[c]
                break
homology_time()
for item in list_skill:
    item.print_self()