# 邮寄地所属地区ID
area = 123456
# 这是配置的商品的ID
skuid = 6828101
# 打码服务器的地址
captchaUrl = http://xxx/pic
# 通知邮箱
mail = xxxxxx@qq.com
# cookie的设置
cookies_String = shshshfpa21jsda8923892949204923123
OK，有了配置文件，那我们就得有一段读取配置文件的代码，这段代码实现将配置内容加载到内存中。
import os
import configparser
# 加载配置文件
class Config(object):
 def __init__(self, config_file='configDemo.ini'):
  self._path = os.path.join(os.getcwd(), config_file)
  if not os.path.exists(self._path):
   raise FileNotFoundError("No such file: config.ini")
  self._config = configparser.ConfigParser()
  self._config.read(self._path, encoding='utf-8-sig')
  self._configRaw = configparser.RawConfigParser()
  self._configRaw.read(self._path, encoding='utf-8-sig')
 def get(self, section, name):
  return self._config.get(section, name)
 def getRaw(self, section, name):
  return self._configRaw.get(section, name)

# 主程序入口
# 检查是否存在要抢购的端口，然后进入循环扫描
if len(skuids) != 1:
 logger.info('请准备一件商品')
skuId = skuids[0]
flag = 1
# 循环扫描该商品是否有货，有库存即会自动下单，无库存则休眠后继续扫描
while (1):
 try:
  # 初始化校验
  if flag == 1:
   logger.info('当前是V3版本')
   validate_cookies() # 校验登陆状态
   getUsername()  # 获取登陆用户信息
   select_all_cart_item() # 全选购物车
   remove_item()   # 删除购物车
   add_item_to_cart(skuId) # 增加抢购的商品
  # 检测配置文件修改
  if int(time.time()) - configTime >= 60:
   check_Config()
  logger.info('第' + str(flag) + '次 ')
  # 计数器
  flag += 1
  # 检查库存模块
  inStockSkuid = check_stock(checksession, skuids, area)
  # 自动下单模块
  V3AutoBuy(inStockSkuid)
  # 休眠模块
  timesleep = random.randint(1, 3) / 10
  time.sleep(timesleep)
  # 校验是否还在登录模块
  if flag % 100 == 0:
   V3check(skuId)
 except Exception as e:
  print(traceback.format_exc())
  time.sleep(10)

# 校验登陆状态
def validate_cookies():
 for flag in range(1, 3):
  try:
   targetURL = 'https://order.jd.com/center/list.action'
   payload = {
    'rid': str(int(time.time() * 1000)),
   }
   resp = session.get(url=targetURL, params=payload, allow_redirects=False)
   if resp.status_code == requests.codes.OK:
    logger.info('登录成功')
    return True
   else:
    logger.info('第【%s】次请重新获取cookie', flag)
    time.sleep(5)
    continue
  except Exception as e:
   logger.info('第【%s】次请重新获取cookie', flag)
   time.sleep(5)
   continue
 message.sendAny('脚本登录cookie失效了，请重新登录')
 sys.exit(1)

def add_item_to_cart(sku_id):
 # 请求添加商品url
 url = 'https://cart.jd.com/gate.action'
 payload = {
  'pid': sku_id,
  'pcount': 1,
  'ptype': 1,
 }
 # 返回结果
 resp = session.get(url=url, params=payload)
 # 套装商品加入购物车后直接跳转到购物车页面
 if 'https://cart.jd.com/cart.action' in resp.url:
  result = True
 else:
  # 普通商品成功加入购物车后会跳转到提示 "商品已成功加入购物车！" 页面
  soup = BeautifulSoup(resp.text, "html.parser")
  result = bool(soup.select('h3.ftx-02')) # [<h3 class="ftx-02">商品已成功加入购物车！</h3>]
 if result:
  logger.info('%s 已成功加入购物车', sku_id)
 else:
  logger.error('%s 添加到购物车失败', sku_id)

def submit_order(session, risk_control, sku_id, skuids, submit_Time, encryptClientInfo, is_Submit_captcha, payment_pwd,
     submit_captcha_text, submit_captcha_rid):
 # 提交端口的url
 url = 'https://trade.jd.com/shopping/order/submitOrder.action'
 # 提交参数
 data = {
  'overseaPurchaseCookies': '',
  'vendorRemarks': '[]',
  'submitOrderParam.sopNotPutInvoice': 'false',
  'submitOrderParam.trackID': 'TestTrackId',
  'submitOrderParam.ignorePriceChange': '0',
  'submitOrderParam.btSupport': '0',
  'riskControl': risk_control,
  'submitOrderParam.isBestCoupon': 1,
  'submitOrderParam.jxj': 1,
  'submitOrderParam.trackId': '9643cbd55bbbe103eef18a213e069eb0', # Todo: need to get trackId
  'submitOrderParam.needCheck': 1,
 }
 # 如果用到京豆会需要输入支付密码
 def encrypt_payment_pwd(payment_pwd):
  return ''.join(['u3' + x for x in payment_pwd])
 # 校验支付密码
 if len(payment_pwd) > 0:
  data['submitOrderParam.payPassword'] = encrypt_payment_pwd(payment_pwd)
 # 请求报文头
 headers = {
  "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 Safari/531.36",
  "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3",
  "Referer": "http://trade.jd.com/shopping/order/getOrderInfo.action",
  "Connection": "keep-alive",
  'Host': 'trade.jd.com',
 }
 # 订单提交会尝试两次
 for count in range(1, 3):
  logger.info('第[%s/%s]次尝试提交订单', count, 3)
  try:
   # 可能会存在的校验码
   if is_Submit_captcha:
    captcha_result = page_detail_captcha(session, encryptClientInfo)
    # 验证码服务错误
    if not captcha_result:
     logger.error('验证码服务异常')
     continue
    data['submitOrderParam.checkcodeTxt'] = submit_captcha_text
    data['submitOrderParam.checkCodeRid'] = submit_captcha_rid
   # 提交订单
   resp = session.post(url=url, data=data, headers=headers)
   resp_json = json.loads(resp.text)
   logger.info('本次提交订单耗时[%s]毫秒', str(int(time.time() * 1000) - submit_Time))
   # 判断是否提交成功
   if resp_json.get('success'):
    logger.info('订单提交成功! 订单号：%s', resp_json.get('orderId'))
    return True
   else:
    # 提交失败返回的多种原因
    resultMessage, result_code = resp_json.get('message'), resp_json.get('resultCode')
    if result_code == 0:
     # self._save_invoice()
     if '验证码不正确' in resultMessage:
      resultMessage = resultMessage + '(验证码错误)'
      logger.info('提交订单验证码[错误]')
      continue
     else:
      resultMessage = resultMessage + '(下单商品可能为第三方商品，将切换为普通发票进行尝试)'
    elif result_code == 60077:
     resultMessage = resultMessage + '(可能是购物车为空 或 未勾选购物车中商品)'
    elif result_code == 60123:
     resultMessage = resultMessage + '(需要在payment_pwd参数配置支付密码)'
    elif result_code == 60070:
     resultMessage = resultMessage + '(省份不支持销售)'
     skuids.remove(sku_id)
     logger.info('[%s]类型口罩不支持销售', sku_id)
    logger.info('订单提交失败, 错误码：%s, 返回信息：%s', result_code, resultMessage)
    logger.info(resp_json)
    return False
  except Exception as e:
   print(traceback.format_exc())
   continue