diff --git a/stdplugins/ninja.py b/stdplugins/ninja.py
index 33d9c05..23fef4b 100644
--- a/stdplugins/ninja.py
+++ b/stdplugins/ninja.py
@@ -17,11 +17,13 @@ async def get_target_message(event):
         if message.out:
             return message
 
+
 async def await_read(chat, message):
     chat = telethon.utils.get_peer_id(chat)
+
     async def read_filter(read_event):
-        return telethon.utils.get_peer_id(await read_event.input_chat) == chat \
-                and read_event.is_read(message)
+        return (telethon.utils.get_peer_id(await read_event.input_chat) == chat
+                and read_event.is_read(message))
     fut = borg.await_event(events.MessageRead(inbox=False), read_filter)
 
     if await util.is_read(borg, chat, message):
@@ -30,6 +32,7 @@ async def await_read(chat, message):
 
     await fut
 
+
 @borg.on(util.admin_cmd(r"^\.(del)(?:ete)?$"))
 @borg.on(util.admin_cmd(r"^\.(edit)(.*)$"))
 async def delete(event):
diff --git a/uniborg/_core.py b/uniborg/_core.py
index 4c726ab..378819f 100644
--- a/uniborg/_core.py
+++ b/uniborg/_core.py
@@ -9,6 +9,7 @@ from uniborg import util
 
 DELETE_TIMEOUT = 2
 
+
 @borg.on(util.admin_cmd(r"^\.load (?P<shortname>\w+)$"))
 async def load_reload(event):
     await event.delete()
@@ -19,7 +20,8 @@ async def load_reload(event):
             borg.remove_plugin(shortname)
         borg.load_plugin(shortname)
 
-        msg = await event.respond(f"Successfully (re)loaded plugin {shortname}")
+        msg = await event.respond(
+                f"Successfully (re)loaded plugin {shortname}")
         await asyncio.sleep(DELETE_TIMEOUT)
         await borg.delete_messages(msg.to_id, msg)
 
@@ -28,6 +30,7 @@ async def load_reload(event):
         logger.warn(f"Failed to (re)load plugin {shortname}: {tb}")
         await event.respond(f"Failed to (re)load plugin {shortname}: {e}")
 
+
 @borg.on(util.admin_cmd(r"^\.remove (?P<shortname>\w+)$"))
 async def remove(event):
     await event.delete()
diff --git a/uniborg/hacks.py b/uniborg/hacks.py
index 19fb210..9ce40e6 100644
--- a/uniborg/hacks.py
+++ b/uniborg/hacks.py
@@ -2,6 +2,7 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+
 class ReverseList(list):
     def __iter__(self):
         return reversed(self)
diff --git a/uniborg/telethon.py b/uniborg/telethon.py
index 672cbfb..35270e6 100644
--- a/uniborg/telethon.py
+++ b/uniborg/telethon.py
@@ -9,19 +9,24 @@ from pathlib import Path
 
 from telethon import TelegramClient
 import telethon.utils
+import telethon.events
 
 from . import hacks
 
+
 class Uniborg(TelegramClient):
-    def __init__(self, session, *, plugin_path="plugins", **kwargs):
+    def __init__(
+            self, session, *, plugin_path="plugins",
+            bot_token=None, **kwargs):
         # TODO: handle non-string session
         self._name = session
         self._logger = logging.getLogger(session)
         self._plugins = {}
         self._plugin_path = plugin_path
 
-        super().__init__(session,
-                17349, "344583e45741c457fe1862106095a5eb", # yarr
+        super().__init__(
+                session,
+                17349, "344583e45741c457fe1862106095a5eb",  # yarr
                 **kwargs)
 
         # This is a hack, please avert your eyes
@@ -29,7 +34,7 @@ class Uniborg(TelegramClient):
         # precedence
         self._event_builders = hacks.ReverseList()
 
-        self._loop.run_until_complete(self._async_init())
+        self._loop.run_until_complete(self._async_init(bot_token=bot_token))
 
         core_plugin = Path(__file__).parent / "_core.py"
         self.load_plugin_from_file(core_plugin)
@@ -37,8 +42,8 @@ class Uniborg(TelegramClient):
         for p in Path().glob(f"{self._plugin_path}/*.py"):
             self.load_plugin_from_file(p)
 
-    async def _async_init(self):
-        await self.start()
+    async def _async_init(self, **kwargs):
+        await self.start(**kwargs)
 
         self.me = await self.get_me()
         self.uid = telethon.utils.get_peer_id(self.me)
@@ -84,8 +89,9 @@ class Uniborg(TelegramClient):
         async def cb(event):
             if filter is None or await filter(event):
                 fut.set_result(event)
+                raise telethon.events.StopPropagation
 
-        fut.add_done_callback(lambda _:
-                self.remove_event_handler(cb, event_matcher))
+        fut.add_done_callback(
+                lambda _: self.remove_event_handler(cb, event_matcher))
 
         return fut
diff --git a/uniborg/util.py b/uniborg/util.py
index 7c06fb8..e9be581 100644
--- a/uniborg/util.py
+++ b/uniborg/util.py
@@ -7,20 +7,23 @@ import re
 from telethon import events
 from telethon.tl.functions.messages import GetPeerDialogsRequest
 
+
 def admin_cmd(pattern):
     return events.NewMessage(outgoing=True, pattern=re.compile(pattern))
 
+
 async def is_read(borg, entity, message, is_out=None):
     """
     Returns True if the given message (or id) has been read
     if a id is given, is_out needs to be a bool
     """
-    is_out = getattr(message, 'out', is_out)
+    is_out = getattr(message, "out", is_out)
     if not isinstance(is_out, bool):
-        raise ValueError('Message was id but is_out not provided or not a bool')
-    message_id = getattr(message, 'id', message)
+        raise ValueError(
+                "Message was id but is_out not provided or not a bool")
+    message_id = getattr(message, "id", message)
     if not isinstance(message_id, int):
-        raise ValueError('Failed to extract id from message')
+        raise ValueError("Failed to extract id from message")
 
     dialog = (await borg(GetPeerDialogsRequest([entity]))).dialogs[0]
     max_id = dialog.read_outbox_max_id if is_out else dialog.read_inbox_max_id