text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import json
  
  from alipay.aop.api.constant.ParamConstants import *
  from alipay.aop.api.domain.MerchantActivityModifyVoucherInfo import MerchantActivityModifyVoucherInfo
  
  
  class KoubeiMarketingCampaignItemMerchantactivityModifyModel(object):
  
      def __init__(self):
          self._activity_id = None
          self._external_callback_url = None
          self._gmt_end = None
          self._item_ids = None
          self._memo = None
          self._voucher_info = None
  
      @property
      def activity_id(self):
          return self._activity_id
  
      @activity_id.setter
      def activity_id(self, value):
          self._activity_id = value
      @property
      def external_callback_url(self):
          return self._external_callback_url
  
      @external_callback_url.setter
      def external_callback_url(self, value):
          self._external_callback_url = value
      @property
      def gmt_end(self):
          return self._gmt_end
  
      @gmt_end.setter
      def gmt_end(self, value):
          self._gmt_end = value
      @property
      def item_ids(self):
          return self._item_ids
  
      @item_ids.setter
      def item_ids(self, value):
          if isinstance(value, list):
              self._item_ids = list()
              for i in value:
                  self._item_ids.append(i)
      @property
      def memo(self):
          return self._memo
  
      @memo.setter
      def memo(self, value):
          self._memo = value
      @property
      def voucher_info(self):
          return self._voucher_info
  
      @voucher_info.setter
      def voucher_info(self, value):
          if isinstance(value, MerchantActivityModifyVoucherInfo):
              self._voucher_info = value
          else:
              self._voucher_info = MerchantActivityModifyVoucherInfo.from_alipay_dict(value)
  
  
      def to_alipay_dict(self):
          params = dict()
          if self.activity_id:
              if hasattr(self.activity_id, 'to_alipay_dict'):
                  params['activity_id'] = self.activity_id.to_alipay_dict()
              else:
                  params['activity_id'] = self.activity_id
          if self.external_callback_url:
              if hasattr(self.external_callback_url, 'to_alipay_dict'):
                  params['external_callback_url'] = self.external_callback_url.to_alipay_dict()
              else:
                  params['external_callback_url'] = self.external_callback_url
          if self.gmt_end:
              if hasattr(self.gmt_end, 'to_alipay_dict'):
                  params['gmt_end'] = self.gmt_end.to_alipay_dict()
              else:
                  params['gmt_end'] = self.gmt_end
          if self.item_ids:
              if isinstance(self.item_ids, list):
                  for i in range(0, len(self.item_ids)):
                      element = self.item_ids[i]
                      if hasattr(element, 'to_alipay_dict'):
                          self.item_ids[i] = element.to_alipay_dict()
              if hasattr(self.item_ids, 'to_alipay_dict'):
                  params['item_ids'] = self.item_ids.to_alipay_dict()
              else:
                  params['item_ids'] = self.item_ids
          if self.memo:
              if hasattr(self.memo, 'to_alipay_dict'):
                  params['memo'] = self.memo.to_alipay_dict()
              else:
                  params['memo'] = self.memo
          if self.voucher_info:
              if hasattr(self.voucher_info, 'to_alipay_dict'):
                  params['voucher_info'] = self.voucher_info.to_alipay_dict()
              else:
                  params['voucher_info'] = self.voucher_info
          return params
  
      @staticmethod
      def from_alipay_dict(d):
          if not d:
              return None
          o = KoubeiMarketingCampaignItemMerchantactivityModifyModel()
          if 'activity_id' in d:
              o.activity_id = d['activity_id']
          if 'external_callback_url' in d:
              o.external_callback_url = d['external_callback_url']
          if 'gmt_end' in d:
              o.gmt_end = d['gmt_end']
          if 'item_ids' in d:
              o.item_ids = d['item_ids']
          if 'memo' in d:
              o.memo = d['memo']
          if 'voucher_info' in d:
              o.voucher_info = d['voucher_info']
          return o
  
  
  