def list_statistics(self, begin_date, end_date, shop_id=-<NUM_LIT:1>):
if isinstance(begin_date, (datetime, date)):<EOL><INDENT>begin_date = begin_date.strftime('<STR_LIT>')<EOL><DEDENT>if isinstance(end_date, (datetime, date)):<EOL><INDENT>end_date = end_date.strftime('<STR_LIT>')<EOL><DEDENT>res = self._post(<EOL>'<STR_LIT>',<EOL>data={<EOL>'<STR_LIT>': begin_date,<EOL>'<STR_LIT>': end_date,<EOL>'<STR_LIT>': shop_id<EOL>},<EOL>result_processor=lambda x: x['<STR_LIT:data>']<EOL>)<EOL>return res<EOL>
Wi-Fi数据统计

详情请参考
http://mp.weixin.qq.com/wiki/8/dfa2b756b66fca5d9b1211bc18812698.html

:param begin_date: 起始日期时间，最长时间跨度为30天
:param end_date: 结束日期时间戳，最长时间跨度为30天
:param shop_id: 可选，门店 ID，按门店ID搜索，-1为总统计
:return: 返回的 JSON 数据包