35.Python：有参装饰器

def auth(db_type):
    def deco(func):
        def wrapper(*args, **kwargs):
            name = input("your name: ").strip()
            pwd = input("your password: ").strip()
            if db_type == 'file':
                print('from file')
                if name == 'SEPIA' and pwd == '123':
                    print('login successful')
                    res = func(*args, **kwargs)
                    return res
                else:
                    print('user or password error')
            elif db_type == 'mysql':
                print('from mysql')
                if name == 'SEPIA' and pwd == '123':
                    print('login successful')
                    res = func(*args, **kwargs)
                    return res
                else:
                    print('user or password error')
            elif db_type == 'ldap':
                print('from ldap')
                if name == 'SEPIA' and pwd == '123':
                    print('login successful')
                    res = func(*args, **kwargs)
                    return res
                else:
                    print('user or password error')
            else:
                print('not supported db_type: ', db_type)

        return wrapper
    return deco


@auth(db_type='file')
def index(x, y):
    print('index==>%s %s' % (x, y))


@auth(db_type='mysql')
def home(name):
    print('name==>%s ' % name)


@auth(db_type='ldap')
def transfer(name):
    print('transfer==>%s ' % name)


index(1, 2)
home('sa')
transfer('kk')