add mfqyw

plat/mfqyw/cate_stock.py

+from utils.base import Module_Base
+
+headers={
+"User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36",
+}
+a = Module_Base()
+
+url = 'http://www.mfqyw.com/sell/list-htm-catid-4.html'
+resp = a.requests.get(url,headers=headers).text
+dom = a.etree.HTML(resp)
+level2_doms=dom.xpath('//div[@class="category"]//td//a')
+levels=[]
+level1={}
+level1['cat_name'] = '电工电气'
+level1['url'] = 'http://www.mfqyw.com/sell/list-htm-catid-4.html'
+level1['level'] = 1
+level1['islast'] = 0
+level1['parent_id'] = 0
+level1['level2_list'] = []
+# print('一级分类',level1)
+# level2_doms = dom.xpath('.//a')
+# print(len(level2_doms))
+for level2_dom in level2_doms:
+    level2 = {}
+    level2['cat_name'] = level2_dom.xpath('./text()')[0]
+    level2['url'] = level2_dom.xpath('./@href')[0]
+    level2['level'] = 2
+    level2['islast'] = 1
+    level1['level2_list'].append(level2)
+    # print('二级分类',level2)
+levels.append(level1)
+print(levels)
\ No newline at end of file