add czvv

plat/czvv/cate_stock.py

+from utils.base import Module_Base
+from utils.proxy_util import proxies
+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.czvv.com/chanpin/dianziyuanqijian/'
+resp = a.requests.get(url,headers=headers,proxies=proxies).text
+dom = a.etree.HTML(resp)
+level1_doms=dom.xpath('//div[@id="catalogChoose"]//li')
+def get_resps(level1):
+    text = a.requests.get(level1['url'],headers=headers,proxies=proxies).text
+    dom = a.etree.HTML(text)
+    level2_doms = dom.xpath('//div[@id="catalogChoose"]//li/a')
+    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)
+    return level1
+
+def get_levels():
+    levels = []
+    for level1_dom in level1_doms:
+        level1=dict()
+        level1['cat_name'] = level1_dom.xpath('./a/text()')[0]
+        level1['url'] = level1_dom.xpath('./a/@href')[0]
+        level1['level'] = 1
+        level1['islast'] = 0
+        level1['parent_id'] = 0
+        level1['level2_list'] = []
+        # print('一级分类',level1)
+        level1_ok = get_resps(level1)
+        levels.append(level1_ok)
+    return levels
+
+levels = get_levels()
+print(levels)