Add spider for nanalyze

exa/exa/spiders/nana.py

+# -*- coding: utf-8 -*-
+import scrapy
+from .base import BaseSpider
+
+
+class NanaSpider(BaseSpider):
+    name = "nana"
+    allowed_domains = ["nanalyze.com"]
+
+    def start_requests(self):
+        for i in self.companies(self.name):
+            try:
+                yield scrapy.Request(i.url, callback=self.parse, meta={'company': i, 'post_id': 0})
+            except:
+                pass
+
+    def parse(self, response):
+        pass