diff --git a/src/plugins/nonebot_plugin_charpic/data_source.py b/src/plugins/nonebot_plugin_charpic/data_source.py
index be0b25e..2e9a097 100644
--- a/src/plugins/nonebot_plugin_charpic/data_source.py
+++ b/src/plugins/nonebot_plugin_charpic/data_source.py
@@ -53,9 +53,7 @@ async def text2img(text: str):
 
 
 async def char_gif(gif: Image.Image):
-    """
-    合成 gif 字符画
-    """
+    """合成 gif 字符画"""
     frame_list: List[str] = []
     with contextlib.suppress(EOFError):
         while True:
diff --git a/src/plugins/nonebot_plugin_wordcloud/__init__.py b/src/plugins/nonebot_plugin_wordcloud/__init__.py
index fe4cd2a..e08a799 100644
--- a/src/plugins/nonebot_plugin_wordcloud/__init__.py
+++ b/src/plugins/nonebot_plugin_wordcloud/__init__.py
@@ -1,5 +1,4 @@
-""" 词云
-"""
+"""词云"""
 from .utils import (
     admin_permission,
     ensure_group,
diff --git a/src/plugins/today_yunshi/__init__.py b/src/plugins/today_yunshi/__init__.py
index e2855e8..6b431f1 100644
--- a/src/plugins/today_yunshi/__init__.py
+++ b/src/plugins/today_yunshi/__init__.py
@@ -1,6 +1,4 @@
-"""
-这是一个今日运势插件，可以查看今日运势。
-"""
+"""这是一个今日运势插件，可以查看今日运势。"""
 
 import time
 import random
diff --git a/src/plugins/waifu/__init__.py b/src/plugins/waifu/__init__.py
index 195a925..2528ff0 100644
--- a/src/plugins/waifu/__init__.py
+++ b/src/plugins/waifu/__init__.py
@@ -97,9 +97,7 @@ async def reset_record():
 
 
 async def waifu_rule(bot: Bot, event: GroupMessageEvent, state: T_State) -> bool:
-    """
-    规则：娶群友
-    """
+    """规则：娶群友"""
     msg = event.message.extract_plain_text()
     if not msg.startswith("娶群友"):
         return False
@@ -389,9 +387,7 @@ async def _(bot: Bot, event: GroupMessageEvent):
 
 # 透群友
 async def yinpa_rule(bot: Bot, event: GroupMessageEvent, state: T_State) -> bool:
-    """
-    规则：透群友
-    """
+    """规则：透群友"""
     msg = event.message.extract_plain_text()
     if not msg.startswith("透群友"):
         return False
diff --git a/src/plugins/waifu/utils.py b/src/plugins/waifu/utils.py
index 3a6daad..7e50321 100644
--- a/src/plugins/waifu/utils.py
+++ b/src/plugins/waifu/utils.py
@@ -34,9 +34,7 @@ async def download_user_img(user_id: int):
 
 
 async def user_img(user_id: int) -> bytes:
-    """
-    获取用户头像url
-    """
+    """获取用户头像url"""
     url = f"https://q1.qlogo.cn/g?b=qq&nk={user_id}&s=640"
     data = await download_url(url)
     if hashlib.md5(data).hexdigest() == "acef72340ac0e914090bd35799f5594e":
@@ -45,9 +43,7 @@ async def user_img(user_id: int) -> bytes:
 
 
 def text_to_png(msg):
-    """
-    文字转png
-    """
+    """文字转png"""
     output = io.BytesIO()
     Text2Image.from_text(msg, 50, spacing=10).to_image("white", (20, 20)).save(
         output, format="png"
@@ -56,9 +52,7 @@ def text_to_png(msg):
 
 
 def bbcode_to_png(msg, spacing: int = 10):
-    """
-    bbcode文字转png
-    """
+    """bbcode文字转png"""
     output = io.BytesIO()
     Text2Image.from_bbcode_text(msg, 50, spacing=spacing).to_image(
         "white", (20, 20)
@@ -67,7 +61,5 @@ def bbcode_to_png(msg, spacing: int = 10):
 
 
 def get_message_at(message: Message) -> list:
-    """
-    获取at列表
-    """
+    """获取at列表"""
     return [int(msg.data["qq"]) for msg in message if msg.type == "at"]