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-rw-r--r--dovetail/conf/dovetail_config.py7
1 files changed, 4 insertions, 3 deletions
diff --git a/dovetail/conf/dovetail_config.py b/dovetail/conf/dovetail_config.py
index 8fa1a6d2..9dcf5ffa 100644
--- a/dovetail/conf/dovetail_config.py
+++ b/dovetail/conf/dovetail_config.py
@@ -47,9 +47,10 @@ class DovetailConfig:
@classmethod
def update_envs(cls, options):
for item in options:
- if options[item] is not None:
- key = cls.cmd_name_trans(item)
- os.environ[key] = options[item]
+ key = cls.cmd_name_trans(item)
+ if not options[item] and key in os.environ:
+ options[item] = os.environ[key]
+ if options[item]:
cls.update_config_envs('functest', key)
cls.update_config_envs('yardstick', key)