Add missing __all__.
@@ -26,6 +26,18 @@ from st2common.util.loader import get_plugin_instance
from st2common.util.date import get_datetime_utc_now
from st2common.exceptions.plugins import PluginLoadError
+__all__ = [
+ 'BaseMetricsDriver',
+
+ 'Timer',
+ 'Counter',
+ 'CounterWithTimer',
+
+ 'metrics_initialize',
+ 'get_driver',
+ 'check_key'
+]
+
if not hasattr(cfg.CONF, 'metrics'):
from st2common.config import register_opts
register_opts()
