Python implementation of the Jingdong spike function code

#coding:utf-8
#import scrapy
from selenium import webdriver
import time
import datetime
driver = ()
('https:/')
class JDLOGIN(object):
  def login_jd(self,num,pwd):
    driver.find_element_by_link_text('Hello, please log in').click()
    (10)
    driver.find_element_by_link_text('Account Login').click()
    (3)
    driver.find_element_by_id('loginname').send_keys(num)
    driver.find_element_by_id('nloginpwd').send_keys(pwd)
    (3)
    driver.find_element_by_id('loginsubmit').click()
    (5)
    nowwhandle = driver.current_window_handle
    driver.find_element_by_link_text('My Cart').click()
    allhandles = driver.window_handles
    for handle in allhandles:
      if handle != nowwhandle:
        driver.switch_to_window(handle)# Switch to window Shopping cart page
    (5)
    driver.find_element_by_link_text('Going to settlement').click()
    (4)
  def buy_on_time(self,buytime):
    while True:
      now = ()
      if ('%Y-%m-%d %H:%M:%S') == buytime:
        driver.find_element_by_id('order-submit').click()
        (3)
        print(('%Y-%m-%d %H:%M:%S'))
        print('successful!!!')
      (0.5)
      # Return to the original window
      #driver.switch_to_window(nowwhandle)
  def start(self,num,pwd,buytime):
    self.login_jd(num,pwd)
    self.buy_on_time(buytime)
jdlogin=JDLOGIN()
('Cell phone number','Password','Seconds to kill time' )