Ability to tune #followers

Procfile

@@ -1 +1 @@
-worker: python3 -m chirps.main --rate=300 --fav --retweet --follow --scrape scrape_thenewstack get_tech_news
+worker: python3 -m chirps.main --rate=300 --fav --retweet --follow --follow_limit=6000 --scrape scrape_thenewstack get_tech_news

chirps/main.py

@@ -29,6 +29,8 @@
                     action="store_true")
 parser.add_argument("--follow", help="flag to enable following people",
                     action="store_true")
+parser.add_argument("--follow_limit", help="maximum number of people to follow",
+                    default=4000, type=int)
 parser.add_argument("--scrape", help="flag to specify content scraping",
                     default="", nargs="*")
 args = parser.parse_args()
@@ -63,7 +65,7 @@ def main():
     account_manager = managers.AccountThread(ACCOUNT_HANDLER, UPLOAD_HANDLER,
                                              url, args.rate, args.fav,
                                              args.retweet, args.follow,
-                                             args.scrape)
+                                             args.follow_limit, args.scrape)
     admin = managers.StreamThread(
         "Admin", ADMIN_HANDLER, ACCESS_SECRET, url, functions.admin_action)
     streamer.start()

chirps/managers.py

@@ -86,7 +86,7 @@ def run(self):
 class AccountThread(threading.Thread):
     """Account thread manages favoriting, retweeting and following people who
     tweet interesting stuff."""
-    def __init__(self, handler, upload_handler, url, sleep_time, fav, retweet, follow, scrape):
+    def __init__(self, handler, upload_handler, url, sleep_time, fav, retweet, follow, follow_limit, scrape):
         threading.Thread.__init__(self)
         self.handler = handler
         self.upload_handler = upload_handler
@@ -98,6 +98,7 @@ def __init__(self, handler, upload_handler, url, sleep_time, fav, retweet, follo
         self.fav = fav
         self.retweet = retweet
         self.follow = follow
+        self.follow_limit = follow_limit
         self.scrape = scrape
         print('sleep_time: %s, fav: %s, retweet: %s, follow: %s, scrape: %s' %
               (self.sleep_time, self.fav, self.retweet, self.follow, self.scrape)
@@ -120,7 +121,7 @@ def run(self):
 
             if self.follow:
                 friends_ids = self.handler.friends.ids(screen_name=screen_name)["ids"]
-                if len(friends_ids) > 4000:
+                if len(friends_ids) > follow_limit:
 
                     # To unfollow old follows because Twitter doesn't allow a large
                     # following / followers ratio for people with less followers.