load overviews from cache

to be nice and avoid hammering the server during development

clients/nntp_client.py

@@ -97,7 +97,7 @@ class BBJNews(object):
             "admins": [],
         }
 
-        self.connect()
+        #self.connect()
 
         #try:
         #    self.user = self("get_me")["data"]
@@ -486,8 +486,15 @@ class BBJNews(object):
               author_id = thread["author"]
               print(usermap[author_id]["user_name"])
         """
-        response, count, first, last, name = self.conn.group(self.group)
+        if os.path.exists("overview_cache.bbj.json"):
+            with open("overview_cache.bbj.json", "rt") as f:
+                overviews = json.load(f)
+        else:
+            response, count, first, last, name = self.conn.group(self.group)
 
+            response, overviews = self.conn.over((first, None))
+            with open("overview_cache.bbj.json", "wt") as f:
+                json.dump(overviews, f)
 
         # overviews is a list of (article_number, overview) tuples,
         # one for each article.
@@ -499,10 +506,6 @@ class BBJNews(object):
         #       :bytes - the number of bytes in the article
         #       :lines - the number of lines in the body (deprecated)
 
-        response, overviews = self.conn.over((first, None))
-        with open("overview_cache.bbj.json", "wt") as f:
-            json.dump(overviews, f)
-
         if False:
             # build up a map of message references
             # we use a disjoint-set data structure