recover client.connect() function && test=serving

python/examples/criteo_ctr_with_cube/test_client.py

@@ -22,7 +22,7 @@ from paddle_serving_client.metric import auc
 
 client = Client()
 client.load_client_config(sys.argv[1])
-client.connect(['127.0.0.1:9292'])
+client.connect(["127.0.0.1:9292"])
 
 batch = 1
 buf_size = 100

python/examples/imdb/benchmark.py

@@ -35,8 +35,7 @@ def single_func(idx, resource):
     if args.request == "rpc":
         client = Client()
         client.load_client_config(args.model)
-        client.add_variant("var1", [args.endpoint], 50)
-        client.connect()
+        client.connect([args.endpoint])
         for i in range(1000):
             if args.batch_size == 1:
                 word_ids, label = imdb_dataset.get_words_and_label(line)