retry

data/database.py

@@ -26,7 +26,9 @@ class DatabaseManager:
             password = os.getenv('MYSQL_PASSWORD')
             database = os.getenv('MYSQL_DB')
             self._engine = create_engine(
-                f"mysql+pymysql://{user}:{password}@{host}:{port}/{database}?charset=utf8mb4"
+                f"mysql+pymysql://{user}:{password}@{host}:{port}/{database}?charset=utf8mb4",
+                pool_pre_ping=True,
+                pool_recycle=3600
             )
         return self._engine