Simplify getting pre_condition cmds

Change-Id: I8ca04cbdc4236e9ff754bad816bb7282673b5b55
Signed-off-by: zshi <zshi@redhat.com>

diff --git a/dovetail/run.py b/dovetail/run.py
index 8fe27c5..ddeb311 100755 (executable)
--- a/dovetail/run.py
+++ b/dovetail/run.py
@@ -49,8 +49,7 @@ def run_test(scenario):
             logger.debug('container id:%s' % container_id)
 
             if not Testcase.prepared(testcase.script_type()):
-                cmds = \
-                    Testcase.pre_condition_cls(testcase.script_type())['cmds']
+                cmds = testcase.pre_condition()['cmds']
                 if cmds:
                     for cmd in cmds:
                         Container.exec_cmd(container_id, cmd)