Merge pull request #520 from mastier/master

fix formatting issues and docstring

zaza/openstack/charm_tests/vault/tests.py

@@ -34,7 +34,6 @@ import zaza.model
 import zaza.utilities.juju as juju_utils
 
 
-
 class BaseVaultTest(test_utils.OpenStackBaseTest):
     """Base class for vault tests."""
 

zaza/openstack/charm_tests/vault/utils.py

@@ -138,9 +138,12 @@ def get_vip_client(cacert=None):
 
 
 def get_cluster_leader(clients):
-    """Get Vault cluster leader
+    """Get Vault cluster leader.
+
     :param clients: Clients list to get leader
     :type clients: List of CharmVaultClient
+    :returns: CharmVaultClient
+    :rtype: CharmVaultClient or None
     We have to make sure we run api calls
     against the actual leader
     """
@@ -158,6 +161,8 @@ def get_running_config(client):
 
     :param client: Client used to get config
     :type client: CharmVaultClient
+    :returns: dict from Vault api response
+    :rtype: dict
     The hvac library does not support getting info
     from endpoint /v1/sys/config/state/sanitized
     Therefore we implement it here