unittest解决测试用例中有错误时，发送邮件

unittest 解决运行case中报错，发送邮件的问题

报告模板「 htmlrunner」

# =================报告中有错误发送邮件
    def is_result_pass(file_path):
        try:
            with open(file_path, "r",encoding='utf8') as fp:
                f = fp.read()  # 读报告
            soup = BeautifulSoup(f , "html.parser")
            status = soup.find_all(class_="attribute")
            result = status[2].contents[-1]  # 获取报告结果
            if "Failure" in result or "Error" in result:
                print("测试过程有不通过用例：%s" % result)
                return False
            else:
                return True
        except Exception as msg:
            print("判断过程出现异常：%s" % str(msg))
            return False      
           
    if not is_result_pass(file_path):
        send_mail(file_path) #调用发送邮件
    else:
        print("全部通过，不发送邮件")
    print(file_path)