大神 帮忙看看  哪里错了  为啥执行完就是不出报告

代码：

# config:utf-8
import time, unittest
from utils.config import Config
from utils.loginclass import login_go
from driver.dr import Driver
from HTMLTestRunner import HTMLTestRunner
class Hzzh(unittest.TestCase):
    def setUp(self):
        driver = Driver(self)
        self.driver = driver.choose_browser()
        self.driver.get(Config().get('URL'))
        time.sleep(5)

    def test_01(self):
        login_go(self.driver).login('cheb', 'cheng')
        time.sleep(3)
        try:
            self.assertEqual(self.driver.find_element_by_id('navDivContainer').text, 'cheb')
            print('登录成功！')
        except:
            print('登录失败，账号密码错误！')
        self.driver.close()

    def test_02(self):
        login_go(self.driver).login('h1', '123456')
        try:
            self.assertEqual(self.driver.find_element_by_id('navDivContainer').text, '平台管理员')
            print('登录成功！')
        except:
            print('登录失败，账号密码错误！')
        self.driver.close()

    def tearDown(self):
        time.sleep(1)
        # self.driver.quit()
print("over")
if __name__ == '__main__':
    suite = unittest.TestSuite()
    suite.addTest(Hzzh("test_01"))
    suite.addTest(Hzzh('test_02'))
    now = time.strftime("%Y-%m-%d-%H_%M_%S", time.localtime(time.time()))
    filename = "F:\\lianxi_007\\report\\" + now + " result.html"
with open(filename, "wb") as fp:
        runner = HTMLTestRunner(
            stream=fp,
title="测试报告",
description="用例执行情况"
)
        runner.run(suite)
        fp.close()