diff --git a/LICENSE b/LICENSE
index 4379f7a..f3715ee 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) [2020] [yulinfeng]
+Copyright (c) 2020 LinFeng Yu
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/app.py b/app.py
index e55b0c9..d4f7042 100644
--- a/app.py
+++ b/app.py
@@ -14,7 +14,7 @@ app = BLiver(605)
 async def listen(ctx: BLiverCtx):
     danmu = DanMuMsg(ctx.body)
     print(
-        f"\n{danmu.sender['name']}({danmu.sender['medal']['medal_name']}:{danmu.sender['medal']['medal_level']}): \"{danmu.content}\"\n "
+        f"\n{danmu.sender['name']}({danmu.sender['medal']['medal_name']}:{danmu.sender['medal']['medal_level']}): \"{danmu.content}\"\n"
     )
 
 
diff --git a/blive/core.py b/blive/core.py
index f8b8c9d..6794c3b 100644
--- a/blive/core.py
+++ b/blive/core.py
@@ -211,6 +211,7 @@ packman = BWS_MsgPackage()
 
 
 class Events(str, enum.Enum):
+    LIVE = "LIVE"  # 主播开播
     PREPARING = "PREPARING"  # 下播【结束语】
     ROOM_CHANGE = "ROOM_CHANGE"  # 房间信息改变
     ROOM_RANK = "ROOM_RANK"  # 排名改变
diff --git a/blive/framework.py b/blive/framework.py
index 09f7b3d..f4de1fb 100644
--- a/blive/framework.py
+++ b/blive/framework.py
@@ -97,6 +97,9 @@ class BLiver:
 
         return f_wrapper
 
+    def register_handler(self, event: Union[Events, List[Events]], handler):
+        self.processor.register(event, handler)
+
     def scheduled(
         self,
         trigger,
@@ -171,3 +174,7 @@ class BLiver:
         loop = asyncio.get_event_loop()
         loop.create_task(self.listen())
         loop.run_forever()
+
+    def run_as_task(self):
+        loop = asyncio.get_event_loop()
+        return loop.create_task(self.listen())
diff --git a/requirements.txt b/requirements.txt
index d9b9d7f..20f1586 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,6 @@ async-timeout==4.0.2
 asynctest==0.13.0
 attrs==21.4.0
 backports.zoneinfo==0.2.1
-black==21.12b0
 Brotli==1.0.9
 cchardet==2.1.7
 certifi==2021.10.8