Handle log message interpolation by the logger in compute/

According to OpenStack Guideline[1], logged string message should be
interpolated by the logger.

[1]: http://docs.openstack.org/developer/oslo.i18n/guidelines.html#adding-variables-to-log-messages

Change-Id: Ib7b5fb5f794026fc8a84260c4803afea321a9cf5
Closes-Bug: #1596829

Author: gaborantal

openstackclient/compute/v2/aggregate.py

@@ -128,8 +128,8 @@ def take_action(self, parsed_args):
             except Exception as e:
                 result += 1
                 LOG.error(_("Failed to delete aggregate with name or "
-                          "ID '%(aggregate)s': %(e)s")
-                          % {'aggregate': a, 'e': e})
+                          "ID '%(aggregate)s': %(e)s"),
+                          {'aggregate': a, 'e': e})
 
         if result > 0:
             total = len(parsed_args.aggregate)

openstackclient/compute/v2/flavor.py

@@ -171,7 +171,7 @@ def take_action(self, parsed_args):
             except Exception as e:
                 msg = _("Failed to add project %(project)s access to "
                         "flavor: %(e)s")
-                LOG.error(msg % {'project': parsed_args.project, 'e': e})
+                LOG.error(msg, {'project': parsed_args.project, 'e': e})
         if parsed_args.property:
             try:
                 flavor.set_keys(parsed_args.property)
@@ -208,8 +208,7 @@ def take_action(self, parsed_args):
             except Exception as e:
                 result += 1
                 LOG.error(_("Failed to delete flavor with name or "
-                          "ID '%(flavor)s': %(e)s")
-                          % {'flavor': f, 'e': e})
+                          "ID '%(flavor)s': %(e)s"), {'flavor': f, 'e': e})
 
         if result > 0:
             total = len(parsed_args.flavor)
@@ -395,7 +394,7 @@ def take_action(self, parsed_args):
             except Exception as e:
                 msg = _("Failed to get access projects list "
                         "for flavor '%(flavor)s': %(e)s")
-                LOG.error(msg % {'flavor': parsed_args.flavor, 'e': e})
+                LOG.error(msg, {'flavor': parsed_args.flavor, 'e': e})
 
         flavor = resource_flavor._info.copy()
         flavor.update({

openstackclient/compute/v2/keypair.py

@@ -106,8 +106,7 @@ def take_action(self, parsed_args):
             except Exception as e:
                 result += 1
                 LOG.error(_("Failed to delete key with name "
-                          "'%(name)s': %(e)s")
-                          % {'name': n, 'e': e})
+                          "'%(name)s': %(e)s"), {'name': n, 'e': e})
 
         if result > 0:
             total = len(parsed_args.name)

openstackclient/compute/v2/service.py

@@ -50,8 +50,7 @@ def take_action(self, parsed_args):
             except Exception as e:
                 result += 1
                 LOG.error(_("Failed to delete compute service with "
-                          "ID '%(service)s': %(e)s")
-                          % {'service': s, 'e': e})
+                          "ID '%(service)s': %(e)s"), {'service': s, 'e': e})
 
         if result > 0:
             total = len(parsed_args.service)