new

class main:
    isLogin = False

    def login():

        self.isLogin = True
        print('login',isLogin)

    def logout():
        global isLogin
        isLogin = False
        print('log out')
    def getSt():
        global isLogin
        return isLogin

print(main.isLogin)
main.login()
print(main.isLogin)
print(main.getSt())