fix: pool has already been opened/closed and cannot be reused

cucyuqing/cmd/risk-analyze.py

@@ -60,15 +60,12 @@ async def do_analyze():
             """,
             {
                 "es_id": doc_id,
-                "risk_types": json.dumps(list(risks), ensure_ascii=False) if risks else None,
+                "risk_types": (
+                    json.dumps(list(risks), ensure_ascii=False) if risks else None
+                ),
             },
         )
 
-    await asyncio.gather(
-        pool.close(),
-        mysql.disconnect(),
-    )
-
 
 @dataclass
 class RiskType: