Refactoring

[osm/N2VC.git] / juju / application.py

diff --git a/juju/application.py b/juju/application.py
index 69f412f..dc615fd 100644 (file)
--- a/juju/application.py
+++ b/juju/application.py
@@ -88,7 +88,7 @@ class Application(model.ModelEntity):
 
         result = await app_facade.AddUnits(
             application=self.name,
-            placement=[parse_placement(to)] if to else None,
+            placement=parse_placement(to) if to else None,
             num_units=count,
         )
 
@@ -344,4 +344,9 @@ class Application(model.ModelEntity):
         pass
 
     async def get_metrics(self):
+        """Get metrics for this application's units.
+
+        :return: Dictionary of unit_name:metrics
+
+        """
         return await self.model.get_metrics(self.tag)