diff --git a/openstack/accelerator/v2/deployable.py b/openstack/accelerator/v2/deployable.py
index ebfee3197..a499011fc 100644
--- a/openstack/accelerator/v2/deployable.py
+++ b/openstack/accelerator/v2/deployable.py
@@ -52,11 +52,13 @@ class Deployable(resource.Resource):
             # The baremetal proxy defaults to retrying on conflict, allow
             # overriding it via an explicit retry_on_conflict=False.
             kwargs['retriable_status_codes'] = retriable_status_codes - {409}
+
         try:
             call = getattr(session, method.lower())
         except AttributeError:
             raise exceptions.ResourceFailure(
-                msg="Invalid commit method: %s" % method)
+                "Invalid commit method: %s" % method)
+
         request.url = request.url + "/program"
         response = call(request.url, json=request.body,
                         headers=request.headers, microversion=microversion,
diff --git a/openstack/block_storage/v2/backup.py b/openstack/block_storage/v2/backup.py
index 0dd7df65e..381d77b65 100644
--- a/openstack/block_storage/v2/backup.py
+++ b/openstack/block_storage/v2/backup.py
@@ -122,7 +122,7 @@ class Backup(resource.Resource):
         else:
             # Just for safety of the implementation (since PUT removed)
             raise exceptions.ResourceFailure(
-                msg="Invalid create method: %s" % self.create_method)
+                "Invalid create method: %s" % self.create_method)
 
         has_body = (self.has_body if self.create_returns_body is None
                     else self.create_returns_body)
diff --git a/openstack/block_storage/v3/backup.py b/openstack/block_storage/v3/backup.py
index d5546b7ce..af6560848 100644
--- a/openstack/block_storage/v3/backup.py
+++ b/openstack/block_storage/v3/backup.py
@@ -132,7 +132,7 @@ class Backup(resource.Resource):
         else:
             # Just for safety of the implementation (since PUT removed)
             raise exceptions.ResourceFailure(
-                msg="Invalid create method: %s" % self.create_method)
+                "Invalid create method: %s" % self.create_method)
 
         has_body = (self.has_body if self.create_returns_body is None
                     else self.create_returns_body)
diff --git a/openstack/resource.py b/openstack/resource.py
index f73f5aaac..91a68c25b 100644
--- a/openstack/resource.py
+++ b/openstack/resource.py
@@ -1380,7 +1380,7 @@ class Resource(dict):
                                     microversion=microversion, params=params)
         else:
             raise exceptions.ResourceFailure(
-                msg="Invalid create method: %s" % self.create_method)
+                "Invalid create method: %s" % self.create_method)
 
         has_body = (self.has_body if self.create_returns_body is None
                     else self.create_returns_body)
@@ -1435,7 +1435,7 @@ class Resource(dict):
             method = session.post
         else:
             raise exceptions.ResourceFailure(
-                msg="Invalid create method: %s" % cls.create_method)
+                "Invalid create method: %s" % cls.create_method)
 
         body = []
         resources = []
@@ -1625,7 +1625,7 @@ class Resource(dict):
             call = getattr(session, method.lower())
         except AttributeError:
             raise exceptions.ResourceFailure(
-                msg="Invalid commit method: %s" % method)
+                "Invalid commit method: %s" % method)
 
         response = call(request.url, json=request.body,
                         headers=request.headers, microversion=microversion,