argparse: add --no-connect option to disable autoconnect rules in configuration files

bot.py

@@ -326,7 +326,7 @@ class Bot(threading.Thread):
 
         if srv.id not in self.servers:
             self.servers[srv.id] = srv
-            if autoconnect:
+            if autoconnect and not hasattr(self, "noautoconnect"):
                 srv.open()
             return True
 

nemubot.py

@@ -32,6 +32,9 @@ if __name__ == "__main__":
     # Parse command line arguments
     parser = argparse.ArgumentParser()
 
+    parser.add_argument("-a", "--no-connect", action="store_true",
+                        help="disable auto-connect to servers at startup")
+
     parser.add_argument("-v", "--verbose", action="count",
                         default=0,
                         help="verbosity level")
@@ -87,6 +90,9 @@ if __name__ == "__main__":
     context = bot.Bot(modules_paths=modules_paths, data_path=args.data_path,
                       verbosity=args.verbose)
 
+    if args.no_connect:
+        context.noautoconnect = True
+
     # Load the prompt
     prmpt = prompt.Prompt()