0.定义不同名的类，类里面的方法名一样；生成不同的对象，用一个函数统一调用
1、不关心具体的类型，只关心方法是否符合要求
2、可以
3、
4、降低了耦合
5、不属于
ok
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0.通过定义不同的类，类具有相同的方法
1.可以使同一个方法在对不同的类进行操作时达到不同的效果
2.可以
3.当你看到一只鸟走起来像鸭子，游泳起来鸭子，叫起来也像鸭子，那么这只鸟就被称为鸭子
4.降低了耦合
5.不是
0.#定义员工大类
class Staff:
def __init__(self, name, job, grade, year, uid):
self.name = name
self.job = job
self.grade = grade
self.year = year
self.uid = uid
self.salary = 0
def get_uid(self):
print(f'工号：{self.uid}')
def get_name(self):
print(f'姓名：{self.name}')
def get_job(self):
print(f'职位：{self.job}')
def get_grade(self):
print(f'级别：{self.grade}')
def get_year(self):
print(f'工龄：{self.year}')
def get_salary(self):
print(f'薪资：{self.salary}')
#定义普通员工类
class Employee(Staff):
def __init__(self, name, job, grade, year, uid):
super().__init__(name, 'E', grade, year, uid)
self.salary = 3000 + 500 * self.grade + 50 * self.year
#定义组长类
class Teamleader(Staff):
def __init__(self, name, job, grade, year, uid):
super().__init__(name, 'T', grade, year, uid)
self.salary = 4000 + (800 * self.grade) + (100 * self.year)
#定义经理类
class Manager(Staff):
def __init__(self, name, job, grade, year, uid):
super().__init__(name, 'M', grade, year, uid)
self.salary = 5000 + 1000 * (self.grade + self.year)
#定义管理类
class Manage:
def __init__(self):
self.staffs = {}
self.uid = 10000
#程序功能入口
def welcome(self):
ins = 0
while ins != '5':
ins = input('\n1.录入；2.查询；3.升级；4.降级；5.退出：')
if ins == '1':
self.creat_staff()
if ins == '2':
self.view()
if ins == '3':
self.upgrade()
if ins == '4':
self.downgrade()
if ins == '5':
print('再见~')
#程序功能：创建新员工
def creat_staff(self):
name = input('姓名：')
job = input('职位（E.普通员工；T.组长；M.经理）：')
year = int(input('工龄：'))
grade = int(input('级别：'))
while grade < 1:
grade = int(input('最低级别为1，请重新输入：'))
if job == 'E':
while grade > 10:
grade = int(input('该职位最高级别为10，请重新输入：'))
while grade < 1:
grade = int(input('最低级别为1，请重新输入：'))
staff = Employee(name, 'E', grade, year, self.uid)
if job == 'T':
while grade > 6:
grade = int(input('该职位最高级别为6，请重新输入：'))
while grade < 1:
grade = int(input('最低级别为1，请重新输入：'))
staff = Teamleader(name, 'T', grade, year, self.uid)
if job == 'M':
while grade > 3:
grade = int(input('该职位最高级别为3，请重新输入：'))
while grade < 1:
grade = int(input('最低级别为1，请重新输入：'))
staff = Manager(name, 'M', grade, year, self.uid)
self.staffs = staff
print(f'录入成功！姓名：{name}，工号：{self.uid}，薪资：{self.staffs.salary}')
self.uid += 1
#程序功能：查询
def view(self):
_ = input('1.员工查询；2.职位查询：')
if _ == '1':
ins = int(input('请输入工号：'))
if ins in self.staffs:
print(f'姓名：{self.staffs.name}')
print(f'职位：{self.staffs.job}')
print(f'级别：{self.staffs.grade}')
print(f'工龄：{self.staffs.year}')
print(f'薪资：{self.staffs.salary}')
else:
print('该工号不存在！')
if _ == '2':
ins = input('职位(E.普通员工；T.组长；M.经理)：')
while ins != 'E' and ins != 'T' and ins != 'M':
ins = input('请重新输入：')
if ins == 'E':
count = 0
for i in self.staffs.values():
if i.job == 'E':
count += 1
if count == 0:
print('目前公司没有普通员工！')
else:
print(f'目前普通员工共有{count}人')
for j in self.staffs.items():
if j.job == 'E':
print(f'{j} - {j.name}')
if ins == 'T':
count = 0
for i in self.staffs.values():
if i.job == 'T':
count += 1
if count == 0:
print('目前公司没有组长！')
else:
print(f'目前组长共有{count}人')
for j in self.staffs.items():
if j.job == 'T':
print(f'{j} - {j.name}')
if ins == 'M':
count = 0
for i in self.staffs.values():
if i.job == 'M':
count += 1
if count == 0:
print('目前公司没有经理！')
else:
print(f'目前普通员工共有{count}人')
for j in self.staffs.items():
if j.job == 'M':
print(f'{j} - {j.name}')
#程序功能：升级
def upgrade(self):
ins = int(input('请输入工号：'))
if ins in self.staffs:
print(f'{self.staffs.name}，工号：{self.staffs.uid}，当前职位：{self.staffs.job}{self.staffs.grade}，当前薪资：{self.staffs.salary}')
up = int(input('请输入需要增加的级数：'))
while up < 1:
up = int(input('请输入正确的级数：'))
oldsalary = self.staffs.salary
if self.staffs.job == 'E':
self.staffs.grade += up
if self.staffs.grade > 10:
self.staffs = Teamleader(self.staffs.name, 'T', 1, self.staffs.year, ins)
elif self.staffs.job == 'T':
self.staffs.grade += up
if self.staffs.grade > 6:
self.staffs = Manager(self.staffs.name, 'M', 1, self.staffs.year, ins)
elif self.staffs.job == 'M':
self.staffs.grade += up
if self.staffs.grade > 3:
print("升至最高级！")
self.staffs.grade = 3
print('升级成功！')
print(f'{self.staffs.name}，工号：{self.staffs.uid}，升级后职位：{self.staffs.job}{self.staffs.grade}，升级后薪资：{self.staffs.salary}({(self.staffs.salary - oldsalary):+})')
else:
print('该工号不存在！')
#程序功能：降级
def downgrade(self):
ins = int(input('请输入工号：'))
if ins in self.staffs:
print(f'{self.staffs.name}，工号：{self.staffs.uid}，当前职位：{self.staffs.job}{self.staffs.grade}，当前薪资：{self.staffs.salary}')
down = int(input('请输入需要减少的级数：'))
while down < 1:
down = int(input('请输入正确的级数：'))
oldsalary = self.staffs.salary
if self.staffs.job == 'M':
self.staffs.grade -= down
if self.staffs.grade < 1:
self.staffs = Teamleader(self.staffs.name, 'T', 6, self.staffs.year, ins)
elif self.staffs.job == 'T':
self.staffs.grade -= down
if self.staffs.grade < 1:
self.staffs = Employee(self.staffs.name, 'E', 10, self.staffs.year, ins)
elif self.staffs.job == 'E':
self.staffs.grade -= down
if self.staffs.grade < 1:
print("降至最低级！")
self.staffs.grade = 1
print('降级成功！')
print(f'{self.staffs.name}，工号：{self.staffs.uid}，降级后职位：{self.staffs.job}{self.staffs.grade}，降级后薪资：{self.staffs.salary}({(self.staffs.salary - oldsalary):+})')
else:
print('该工号不存在！')
def main():
m = Manage()
m.welcome()
main()
1
good
hhh
1
{:5_90:}
1
1
123
加油！
{:5_109:}
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