Merge pull request #136 from jayeeliu/main

增加sqlite配置示例，解决用sqlite保存数据时，抓取结束不退出的问题

config/db_config.py

@@ -7,3 +7,6 @@ REDIS_DB_PWD = os.getenv("REDIS_DB_PWD", "123456")  # your redis password
 # mysql config
 RELATION_DB_PWD = os.getenv("RELATION_DB_PWD", "123456")  # your relation db password
 RELATION_DB_URL = f"mysql://root:{RELATION_DB_PWD}@localhost:3306/media_crawler"
+
+# sqlite3 config
+# RELATION_DB_URL = f"sqlite://data/media_crawler.sqlite"

db.py

@@ -18,6 +18,8 @@ async def init_db(create_db: bool = False) -> None:
         _create_db=create_db
     )
 
+async def close() -> None:
+    await Tortoise.close_connections()
 
 async def init():
     await init_db(create_db=True)

main.py

@@ -52,6 +52,9 @@ async def main():
     )
     await crawler.start()
     
+    if config.SAVE_DATA_OPTION == "db":
+        await db.close()
+
 
 if __name__ == '__main__':
     try: