diff --git a/core/async_task.py b/core/async_task.py
index 9db0557..0b34733 100644
--- a/core/async_task.py
+++ b/core/async_task.py
@@ -1,7 +1,5 @@
 import asyncio
-from pathlib import Path
 import json
-from typing import Callable, Awaitable, Optional
 
 from apscheduler.schedulers.asyncio import AsyncIOScheduler
 from apscheduler.triggers.interval import IntervalTrigger
diff --git a/core/function_basic.py b/core/function_basic.py
index e57075a..ab231dd 100644
--- a/core/function_basic.py
+++ b/core/function_basic.py
@@ -1,11 +1,10 @@
 import os
-from pathlib import Path
-import matplotlib.pyplot as plt
-from matplotlib.font_manager import FontProperties
-from io import BytesIO
 import base64
+import matplotlib.pyplot as plt
+
+from pathlib import Path
+from io import BytesIO
 from datetime import datetime,date
-import calendar
 
 def load_template(template_name):
     """
diff --git a/core/jx3_service.py b/core/jx3_service.py
index e264fee..fc5d012 100644
--- a/core/jx3_service.py
+++ b/core/jx3_service.py
@@ -10,7 +10,6 @@ from astrbot.api import logger
 from astrbot.api import AstrBotConfig
 
 from .request import APIClient
-from .aiosqlite import AsyncSQLite
 from .function_basic import load_template,gold_to_string,week_to_num,compare_date_str
 
 class JX3Service:
diff --git a/main.py b/main.py
index b52fcd5..5a496f1 100644
--- a/main.py
+++ b/main.py
@@ -1,10 +1,8 @@
 import json
 import shutil
-import asyncio
 import pathlib
 from pathlib import Path
 from typing import Union
-from datetime import datetime
 
 from astrbot.api.event import filter, AstrMessageEvent, MessageEventResult, MessageChain
 from astrbot.api.star import Context, Star, register, StarTools
@@ -12,7 +10,6 @@ from astrbot.api import logger
 from astrbot.api import AstrBotConfig
 import astrbot.api.message_components as Comp
 
-from .core.aiosqlite import AsyncSQLite
 from .core.jx3_service import JX3Service
 from .core.async_task import AsyncTask