storage account default value in azure_arm 2
@@ -526,7 +526,8 @@ class AzureNodeDriver(NodeDriver):
"""
if not ex_use_managed_disks:
if ex_storage_account is None:
- raise ValueError("ex_use_managed_disks is False, must provide ex_storage_account")
+ raise ValueError("ex_use_managed_disks is False, "
+ "must provide ex_storage_account")
if location is None:
location = self.default_location
if ex_nic is None:
