keep methods' name/docstring after decorator

applying functools.wraps() to keep the name and docstring
of the original function which is decorated

Change-Id: Id612039921566dd48f8d8797abe30f23aaf99301
Signed-off-by: SerenaFeng <feng.xiaowei@zte.com.cn>

1 files changed, 2 insertions, 0 deletions

diff --git a/utils/test/testapi/opnfv_testapi/tests/unit/test_scenario.py b/utils/test/testapi/opnfv_testapi/tests/unit/test_scenario.py
index 7a6e94a93..a5a4fb30f 100644
--- a/utils/test/testapi/opnfv_testapi/tests/unit/test_scenario.py
+++ b/utils/test/testapi/opnfv_testapi/tests/unit/test_scenario.py
@@ -1,5 +1,6 @@
 from copy import deepcopy
 from datetime import datetime
+import functools
 import json
 import os
 
@@ -140,6 +141,7 @@ class TestScenarioUpdate(TestScenarioBase):
         self.scenario = self.create_return_name(self.req_d)
 
     def _execute(set_update):
+        @functools.wraps(set_update)
         def magic(self):
             update, scenario = set_update(self, deepcopy(self.req_d))
             self._update_and_assert(update, scenario)