update

Signed-off-by: junjie.jiang <junjie.jiang@zilliz.com>

milvus_client.py

@@ -43,3 +43,10 @@ class MilvusClient(PyOperator):
     @property
     def shared_type(self):
         return SharedType.Shareable    
+
+    def __del__(self):
+        if connections.has_connection(self._connect_name):
+            try:
+                connections.disconnect(self._connect_name)
+            except:
+                pass